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1. dJ Customer Contact T Name 7 Purchase Order No Date Telephone Document Part Number Description Quantity dle Unit Price pa Total Price JE i T F E Em ie o L Sub Total _ Authorized Signature Date Freight ea Total L J Ordering Instructions 1 Provide appropriate billing address and shipping address if dif ferent from billing address 2 Please provide a contact name and phone number in case we have a question about your order 3 indicate your purchase order number and date You may prepay by enclosing a check for the full amount 4 Give the part number description and quantity for each document ordered Delivery Unless otherwise specified all orders are shipped best way surface F O B Andover MA prepay and add if UPS surface collect for truck and air If you specify insurance you will be billed for these changes Gould will not assume any liability in connection with the shipment nor shall the carrier be construed to be an agent of Gould Payment Terms are net 30 days from date of invoice Unless otherwise stated partial shipments will generate partial invoices Prices Prices are subject to change without notice Individual prices can be found in the Publications Catalog or obtained by calling an Order Entry Coordinator at 1 800 GOULD IA GOULD Electronics CUT ALONG LINE S E
2. Network 1 compares the value from an analog input in register 3001 with a preset value in register 4009 If the input value is greater than or equal to the preset value coil 0001 is ON Conversely if the input is less than or equal to the preset value coil 0002 is ON This comparison is performed on every Micro 84 scan Network No 2 Set Point Control Network 2 performs a similar set point function as Network 1 but both coils do not go ON when the input value in register 3001 is equal to the preset value in register 4009 Coil 0002 is ON only when the input is less than the preset value Greater than or equal input values turn on coil 0001 Alternatively a normally closed 0002 con tact positioned prior to coil 0001 while removing contact 0001 will prevent equal values from turning ON coil 0001 Network No 3 Dead Band Set Poin Control to Network 3 will turn ON coil 0001 when the analog input value is less than or equal to the preset value in register 4009 Coil 0002 is ON when the input value is greater than or equal to the preset in register 4011 The preset value in register 4011 is greater than the preset value in register 4009 Values between these will turn both coils OFF Network No 4 Pass Band Set Point He Control TET Network 4 performs the inverse of Net work 3 Coil 0001 is ON only when the analog input is between or equal to preset values in registers 4
3. Network No 4 Pass Band Set Point Control Network 4 performs the inverse of Net work 3 Coil 0001 is ON only when the analog input is between or equal to preset values in registers 4009 and 4011 The preset value in register 4011 is greater than the preset value in register 4009 GOULD Electronics P B374 001 Rev B B374 001 4 20 mA Analog Output Module DATA SHEET The B374 001 4 20 mA Analog Output Module receives numerical values that range from 0 to 999 from the Micro 84 Controller and converts them into two 4 20 mA output currents FEATURES e Two isolated channels e Popular 4 20 mA current outputs e Current sink or source capability e 10 bit resolution e Voltage monitor outputs e High accuracy and speed e Hold last value or reset to zero user selectable e Optional fanning strip permits module removal without disturbing field wiring e Designed for harsh industrial environments e UL listed GENERAL DESCRIPTION The B374 001 4 20 mA Analog Output is a dual channel output module for the Micro 84 Controller It converts numerical values that range from 0 to 999 to an output cur rent This current ranges from 4 mA to 20 mA and is proportional to the input For ex ample if the numerical input increases 10 percent the output current also increases 10 percent The B374 is used to interface output regis ters with any 4 20 mA analog field device Typical registers
4. 4003 MO ON 2308 O oy 2307 2306 REFERENCE REGISTER 4003 Figure 7 7 Sequencer Example Each time input count contact 1001 is closed the value in register 4003 increases by one This is equivalent to moving the stepping switch one position clockwise If register 4003 contains the value five sequencer contact 2305 is energized When input 1002 is energized the counter is reset to zero and the stepping switch goes to home position no contacts closed Each sequencer is completely independent since each is controlled by a separate register 4001 4008 Each sequencer contact reference number 2RXX can be used one or more times anywhere in the logic where a contact is appropriate By using various logic techniques any sequencer can be made to skip steps and to jump forward or backward as necessary Only one sequencer contact per sequencer is in effect at any one time i e contact points between the jump points are not affected by the jump The keystrokes required to program a typical sequence are given in Appendix B 7 10 SECTION 8 USING THE P371 PROGRAM PACK The MICRO 84 P371 Program Pack see Figure 8 1 incorporates a memory that is identical to the user s portion of the controller memory It is this portion of the controller memory that contains the user generated logic program The program pack allows the user to dump store this logic program for use as a backup to the current system The pro
5. 837 881 WEIS KECH 4x AR 1881 Tel VER OPEN ISA fa gt 1 8 CIR ee VER SHORTED a Compare PC All Memory Selected Networks Selected Registers Error Halt Mode Error Log Mode Maximum Miscompare Count TITLE CONVEYOR CONTROL ORTE SEPT 28 1983 ACTION COMPARE MIC LAST MISCOMPARE PC DATA NODE TYPE REF VERTICAL he 1081 N Hb 108 N TEA y HE 1819 b PO METER Media 3 son ready to use cartridge tapes non reproducible Scotch DC100A or equivalent SERIAL NUMBER R123 PROGRESS Beal 9083 6001 TAPE NETS 8881 COLUNN 1 TAPE DATA NODE TYPE REF A VERTICAL A 1018 H he 082 N 29 1612 OPERATION PENDING COMPARE ALL MEMORY RROR LOG Es CONT NUE ABORT NETWORK 202 1 2 3 4 PE J 1881 1002 1803 Bela 3818 2018 805 ROD 19931 8991 OFF 1881 0002 OFF 1882 e883 OFF 1683 8803 OFF 1084 0985 OFF 1085 0006 OFF 1086 CHANGED PC NETIJORK 82 CLR PRESET We eas READ NET MATAS DEL NET MITE AR 0882 EXCH NET Md PREV NET FLIP NET MIAMI NEXT NET ASUMA GOULD Electronics FEATURES Low cost Convenient scheduling Use with or without a CM84A I O Simulator Frequent progress checks Written lab exercises Audio text format Educationally tested and proven COURSE DESCRIPTION Audience Designed for the student wishing to learn how to use the Gould Modicon Micro 84 and the fundamentals of automatic control theory inc
6. 2104 Network 3 shows how to output several in ternal registers to a single output register for display Switch 1001 is a pushbutton that increments sequencer register 4008 Registers 40XX can be any register in cluding 3001 through 3004 except 4008 4009 and 4010 The display output register is 4010 Register 4009 should be set to zero To display additional registers add similar logic in another network Network No 4 Output several registers to a single display using a thumbwheel Network 4 demonstrates how to output several internal registers to a single output register for display A thumbwheel in crements sequencer register 4002 via addi tional register 4001 Registers 40XX can be any register including 3002 through 3004 except 4001 4002 4009 and 4010 Register 4009 should be set to zero To display ad ditional registers add similar logic in another network GOULD Electronics PI B371 001 Rev B B371 001 BCD Register Input Module DATA SHEET The B371 001 BCD Register Input Module converts two 12 bit binary coded decimal numbers to a numerical value and applies this value to the Micro 84 controller FEATURES Two 3 digit channels e Popular True High BCD Format e Active or passive field device compatible e Data inhibit capability during data selection e TTL and CMOS compatible e 12 bit BCD resolution e Continuous on line diagnostics e Removable wiring strip Designed for harsh
7. NO POSTAGE a NECESSARY IFMAILED j IN THE NE UNITED STATES BUSINESS REPLY MAIL FIRST CLASS PERMIT NO 234 ANDOVER MA Postage will be paid by addressee Gould Inc Industrial Automation Systems P O BOX 3083 ANDOVER MA 01810 ATTN Order Entry ss Da i MODICON Inc Industrial Automation Systems One High Street North Andover MA 01845 508 794 0800 Telex 443 0078 24 Hour Support Center 1 800 468 5342 2M 2 89 NP Printed in U S A an AEG company
8. These tests continuously exercise ran dom access memory RAM read only memory ROM and communications circuitry The RAM and ROM tests are performed when the B370 is first powered up and are performed continuously during operation Every data and strobe transfer to the field wiring is verified by diagnostic tests for in tegrity Potential errors are immediately corrected For safety three consecutive diagnostic errors will automatically shut down system scanning approx 15 ms In addition to the FAULT indicator the B370 is protected against both over vol tages and high current The B370 is able to withstand the accidental application of 0 to 24 VDC on any data or strobe output Each output has current limited short cir cuit protection The B370 001 BCD Register Output Module meets the stringent requirements of both IEEE and ANSI standards for radiated surge withstand capability SWC The module also withstands the severe voltage tran sients electromagnetic interference and magnetic fields commonly encountered in an industrial environment Strobe Frequency scan 1 ms typical lt 8 ms both channels 0 to 999 counts in BCD Data true high Strobe true low Both channels updated on each scan Strobe Width Response Time Data Strobe Format Throughput Rate Circuit Characteristics Topology Register Format Two 3 digit channels Nos 4010 4012 4014 4016 4018 4020 4022 4024 Synchroniz
9. controller containing the processor user memory and power supply a combination of up to fourteen input and output modules for user equipment connections and a P370 Programmer to allow communication between the user and the system The MICRO 84 is available with one of two memory sizes The memory size determines the number of networks that can be programmed into the controller see Table 3 1 Table 3 1 System Memory Sizes mma season CTA 3 2 SYSTEM SPECIFICATIONS Table 3 2 contains the specification for the various components of the MICRO 84 Programmable Controller system Dimensions WxHxD Mainframe 3 75 in X 11 50 in X 5 875 in w Power Supply 95 25mm X 299 10mm X 149 23mm Single I O Module 1 625 in X 11 50 in X 5 875 in 53 95mm X 292 10mm X 149 23mm P370 Programming Panel 10 00 in X 6 50 in X 1 75 in 254 00mm X 165 10mm X 44 75mm Program Pack 2 88 in X 1 50 in X 5 00 in 73 15mm X 38 10mm X 127 00mm Weight Mainframe w Power Supply 5 Ibs 6 oz 2 44 kg Single I O Module output 1 Ib 13 oz 0 82 kg Single 1 O Module input 1 Ib 0 45 kg Programming Panel 1 ib 10 oz 0 74 kg Program Pack 8 oz 0 23 kg Power Requirements AC Voltage Range 115 or 220 VAC 15 47 to 63 Hz 50 watts max NOTE The 220 VAC option requires the removal of a jumper on the external power terminals Power Requirements DC Voltage Range 24 VDC 20 15 20 4 to 28 8 VDC Pol
10. for the adapter s internal processor The The J375 Modbus Adapter is compatible J375 does not require power from the Micro with all current Modbus products which 84 or the data bus The adapter provides three LED indicators allows a mix of Gould PC s on a Modbus network GOULD Electronics MODBUS MASTER COMMUNICATION MEDIA P370 MICRO 84 PROGRAMMER P370 MICRO 64 PROGRAMMER P370 MICRO 64 PROGRAMMER SLAVE MICRO G4 MICRO 84 CONTROLLER CONTROLLER UP TO 247 SLAVE UNITS Typical Modbus Network Y Ge MODBUS MICRO 84 CONTROLLER Showing Placement of J375 Modbus Adapter Within Network TO RS 232 C CONNECTOR mero as 1 0 t 0 1 0 1 0 1 0 1 0 4375 CONTROLLER MICRO 84 TO ADAPTER COMM LINK P370 MICRO 84 CONTROLLER ADAPTER A MICRO 84 TO XADAPTER CAN BE MOUNTED EITHER SLAVE ADAPTER ABOVE OR BELOW THE CONTROLLER COMM AS A STAND ALONE DEVICE LINK TO RS 232 C CONNECTOR P370 Two Possible Mounting Configurations SPECIFICATIONS EIA RS 232 C Signals Supported Function Sub Not 1 Transmitted Data TXD an output from the J375 Codes Functions Description Supported Supported 2 Received Data RXD an input to the J375 6 Set Single Register x 3 Request to Send RTS an output from the J375 7 Read Exception 4 Clear to Send CTS an input to the J375 Status x 5 Data Set
11. o Dcyoc CONVERTER B374 4 20 mA Analog Output Module Block Diagram Rear View of B374 Showing Locations of RTZ HOLD Toggle Switches OUTPUT OUTPUT CURRENT VOLTAGE MA v 19 98 4 99 EACH NUMERICAL VALUE EQUALS 4MV 16 yA NUMERICAL VALUE Relationship Between Current Voltage Output and Numerical Input TYPICAL USER PROGRAMS Network No 1 Output a timer counter or sequencer value Network 1 demonstrates how to output register values to any field device Register 4010 accumulates time and outputs its value to the B374 Similarly register 4012 accumulates counts and outputs its value to the second B374 channel XXX may be a constant or another register Network No 3 Simple Discrete to Analog Loop Control 1002 Network 3 demonstrates how to program discrete to analog loop control It may be used for simple level pressure tempera ture or position control Switch 1001 controls the upper limit by forcing a zero value into output register 4010 thereby using the B374 to turn off an analog field device Switch 1002 forces value XXX to output register 4010 and the field device Similarly switch 1003 forces value Y YY Generally YYY is greater than XXX For greater resolution expand the program with additional inputs to register 4009 Network No 2 Output several constants to to an output using a rotary switch Network 2 shows
12. 1 cursor wraps to column 1 Enter NO contact 2102 Move cursor to 4 2 Enter coil 0010 Move cursor to 4 3 Enter NO contact 2103 Move cursor to 4 4 Enter coil 0011 Move cursor to 4 5 Enter NO contact 2104 Move cursor to 4 6 Enter coil 2104 Go to next network The cursor is in 1 1 Enter horizontal connector Move cursor to 1 2 Enter horizontal and vertical connector Move cursor to 1 3 Enter horizontal connector Move cursor to 1 4 Enter horizontal and vertical connector Move cursor to 1 5 Enter NO contact 2105 STEP 48 49 50 51 52 53 54 55 56 57 58 59 60 61 KEYSTROKES ou lente iv 3 vl 2 y EMO B 8 COMMENTS Move cursor to 1 6 Enter coil 0013 Move cursor to 2 1 Enter NO contact 2106 Move cursor to 2 2 Enter coil 0014 Move cursor to 2 3 Enter NO contact 2107 Move cursor to 2 4 Enter coil 0015 Move cursor to 2 5 Enter NO contact 2108 Move cursor to 2 6 Enter coil 0016 Arithmetic Binary Binary Coded Decimal BCD Bit Coil Counter Disable Discrete Dump Element Logic Force Input V0 Latch Logic Element Memory Protect APPENDIX C GLOSSARY OF TERMS A type of logic used to add or subtract two numeric values The status of the two outputs is governed by the result of the arithmetic computation addition overflow or subtraction comparisons A number system in which all values can be expressed b
13. 84 Programmable Controller A discrete signal is one that indicates the on or off condition of the device A discrete input module converts the voltage level received from a control device pushbutton limit switch etc to a voltage level that can be used within the programmable controller Conversely an output module converts the output voltage from the programmable controller to a voltage level that can be used to control a user device motor starter solenoid valve etc REGISTER MODULES A register module is used to isolate convert and condition binary coded decimal BCD and analog voltage or current signals that pass between the user s device being controlled and the MICRO 84 Programmable Con troller A BCD signal is a numeric value in the range of 0 999 A register in put module converts the input signals to numeric values usable by the pro grammable controller A register output module converts the numeric out put of the programmable controller to signals usable by the user s device Standard hardware to encode and decode BCD numbers is commonly available D 1 PI B350 001 Rev B350 001 115 VAC Output Module DATA SHEET y The B350 001 Output Module consists of eight independent and isolated 115 VAC output circuits FEATURES e Eight independent 115 VAC outputs e Circuit isolation of 1500 VAC e Zero cross switching e Field side status indicators e Transient protection e Surge withstand capability i
14. A Continue function proceeds from the last found occurrence of the conditions even if the cursor has been moved or the network number has been changed A successful Continue operation leaves the panel in the EXAMINE mode with the cursor at the discovered node and the SHIFT ON lf a Search or Search Continue operation proceeds to the end of the user logic without finding an occurrence of the specified conditions error code 79 is displayed and the cursor is returned to its position immediately prior to starting the current Search or Continue operation The SHIFT state is removed if present The ENTER key allows the user to enter initial information or change existing information associated with the node at the cursor s current position For single node functions the initial or altered information can be the reference number element type and vertical or horizontal connectors For double node functions entry of initial information involves both the upper and lower nodes changing existing information may involve only the upper or the lower node or both nodes Entering a Single Node Logic Element Any combination of allowable numeric values reference numbers preset values etc and logic elements contacts coils timers etc can be entered for a single node logic element As soon as any numeric or element key is pressed the controller goes into the ENTER mode The last value entered for either the numeric value or logic element pri
15. After properly mounting the MICRO 84 Controller and I O modules the external AC power and I O wiring connections can be made It is recom mended that separate sources of power be used for the controller and I O modules 3 6 1 Power Connection The Micro 84 system can operate on AC or DC power Always check to see which type of power supply is being used before wiring the controller On AC power supplies the presence or absence of a jumper between the upper two terminals determines the voltage Remove the jumper for 220 VAC operation Refer to Figure 3 7 for the proper wiring connection On DC power supplies the top two terminals are not connected The middle terminal is the ground connection The bottom two terminals are used to connect the negative and positive DC inputs Refer to Figure 3 7 for the proper wiring connection 3 6 AC Power DC Power NO CONNECTION NO CONNECTION GROUND DC IN DC IN Figure 3 7 Connection of External Power to MICRO 84 3 6 2 WO Wiring The I O module wiring information included in this paragraph is specifically for the B351 115 VAC Input module and the B350 115 VAC Output Module Wiring information and other technical information for these modules and all other MICRO 84 I O Modules are contained in Appendix D A discrete control device is assigned automatically to an internal memory address according to which screw terminal the device is connected On both the input and th
16. Boo 4 ai neve E Sexes me Os E a REG 2 STROBE 2 800 400 200 100 GROUND A 80 40 20 10 8 4 2 71 ENABLE LATCH LED DISPLAY OR OTHER BCD DEVICE REQUIRES 5V B370 BCD Register Output Module Terminal Numbering and Output Connections 999 750 500 NUMERICAL VALUE 250 500 750 999 BCO VALUE Numerical Output of B370 is Directly Proportional to Output Value Network No 1 Output a timer counter or sequencer value 1001 Network 1 demonstrates how to output register values to any field device Register 4010 accumulates time and outputs its value to the B370 Similarly register 4012 accumulates counts and outputs its value to the second B370 channel XXX may be a constant or another register Network No 2 Output several registers to a single display using a rotary switch Network 2 shows how to output several in ternal registers to a single output register for display Switches 1001 through 1006 are contacts of a rotary switch Only one switch is ON at a time Registers 40XX can be any register including 3001 through 3004 except 4009 and 4010 Register 4009 should be set to zero The display output register is 4010 To display additional registers add similar logic in another network Network No 3 Output several registers to a single display using a pushbutton sequence 2103 40XX ADO 4009
17. Change Register B 6 8 Checkout 4 1 CLEAR Key 6 9 Coil 7 5 COMM OK 6 5 Component Mounting 3 6 Configuration 2 1 Connectors 7 6 Connections 3 6 D 1 Contact 7 5 7 6 Continue SRCH Search Key 6 11 Controller 3 3 Control System Maintenance 4 3 Cursor Control Keys 6 6 Counter 7 7 D Data Display 6 3 Data Sheet D 1 Define A 6 7 Define B 6 7 Diagnostic Tests 4 1 Dimensions 3 3 DISABLE Key 6 14 Discrete Input 7 1 Discrete Modules 5 2 D 1 Display Area 6 2 Double Node Logic Element 6 12 Dump amp 1 Dump Memory 8 2 E Element Display 6 3 Element Status 6 3 ENTER Key 6 11 Enter Mode 6 2 Enter Status 6 5 ENTER VALUE Key 6 13 Entry Rules 6 13 Environmental Requirements 3 3 Error Codes A 1 Error Mode 6 15 Examine Mode 6 9 6 15 Examine Status 6 5 Examples B 1 Exit Supervisor 6 9 F FORCE Key 6 14 Function Keys 6 7 INDEX G Glossary C 1 H HOLD Key 6 9 Holding Register 7 9 Horizontal Connector 7 6 l Indicating Lights Controller 3 3 Indicating Lights I O Module 3 5 Input Registers 7 4 Input Output Modules 2 2 Installation 3 1 I O Modules 5 2 VO Module Addressing 3 8 VO Wiring 3 7 D 1 Interlocks 3 5 Internal Register Reference Numbers 7 4 K Keyboard 6 5 Keys Function 6 7 Cursor Movement 6 7 Logic Element 6 3 Numeric 6 6 L Ladder Logic Programming Pad 7 3 Liquid Crystal Display LCD 6 1 Load 8 2 Logic Element 7 1 Logic Element
18. Control Division Gould Inc assumes no responsibility for any errors that may appear in this document The following are trademarks of Gould Inc Modicon 184 584L Micro 84 384 884 Modbus 484 P180 Modvue 584 P190 Modway 584M Copyright 1981 Gould Inc Printed in U S A SECTION SECTION SECTION SECTION SECTION TABLE OF CONTENTS PAGE 1 INTRODUCTION 2 SYSTEM CONFIGURATION 2 CONTROLLER o A A ca 2 1 2 1 1 PIOCOSSOM ii ha ce a Es VASA CA le ee need Mae Gea 2 1 2 1 2 USER MEMON un acs ile a nt Casale 2 1 2 1 3 Power SUPDIY io cai oneness See Ae Vad ceca A steve eae 2 1 2 2 INPUT OUTPUT I O MODULES 0 cece eee 2 2 2 2 1 Module Characteristics 0 0 cece teeta 2 2 2 2 2 Module Addressing 0 0 02 cece cece eee eee eens 2 2 2 2 3 lO Configuration Rules 0 0 ccc cee eee eee eee 2 2 2 2 3 1 WO Configuration Rules Basic SysteM ooooooo o 2 2 2 2 3 2 I O Configuration Rules Expanded System ooo oo 2 3 2 3 PROGRAMMING DEVICES 0 ccc cece tee eee nee eae 2 4 2 3 1 P370 Programming Panel 0 ccc cece cette ee teens 2 4 2 3 2 P370 Program Pack 0 0c cece ccc e cere ete eet ensenee 2 4 3 SYSTEM INSTALLATION 3 1 SYSTEM REQUIREMENTS 0 ccc eee cece ee tee te eee 3 2 3 2 SYSTEM SPECIFICATIONS 0 cece ene eet 3 2 3 3 CONTROLLER sis a aa oa ees 3 3 3 4 INPUT OUTPUT MODULES o cc
19. MICRO 84 J375 4378 ADAPTER COMM LINK 4 WIRE MODBUS TWISTED PAIR P370 Two Possible Mounting Configurations SPECIFICATIONS Electrical Characteristics Mark Frequency Space Frequency 50 kHz 80 kHz Maximum Data Rate 20 kHz Form of Modulation Allowable Signal Attenuation Max No of Drops Max Cable Length Transmission Media 15 000 ft Four conductor fully shielded twisted pair cable i e Belden 8777 Type of Transmission Asynchronous Frequency Shift Keying Main cable drop lengths and number of slaves are all inter related parameters For 35 dB 32 used Environment Ambient Temperature Operating 0 to 60 C Storage 50 to 85 C Humidity 0 to 95 non condensing Weight 1 Ib 5 5 oz 0 610 kg NOTES 1 Install as the last module in the I O structure instance the 15 000 ft maximum length can be increased if less than 32 slaves are Dimensions W x H x D 1 63 in x 10 50 in x 5 50 in 41 40 mm x 266 70 mm x 139 70 mm 2 Install anywhere within the range of the Micro 84 cable cable is 6 ft long and interchange able with P370 cable GOULD Electronics PI M84A 002 Rev A Micro 84 P190 Programmer Tape Loader DATA SHEET The Gould Modicon Programmer Tape Loader cartridge permits programming of the Micro 84 Programmable Controller by the P190 CRT Programmer FEATURES Programmer and Tape Loader Functions Element Editing Network
20. OUT OF RANGE NUMERICAL VALUE 999 750 500 250 0 0 2 5 5 7 5 10 VOLTS EACH NUMERICAL VALUE EQUALS 10 MV Relationship Between Numerical Value and Voltage Inputs TYPICAL USER PROGRAMS Network No 1 Simple Set Point Control Network 1 compares the value from an analog input with a preset value in register 4009 If the input value is greater than or equal to the preset value coil 0001 is ON Conversely if the input is less than or equal to the preset value coil 0002 is ON This comparison is performed on every Micro 84 scan Network No 2 Set Point Control Network 2 performs a similar set point function as Network 1 but both coils do not go ON when the input value is equal to the preset value in register 4009 Coil 0002 is ON only when the input is less than the preset value Greater than or equal input values turns on coil 0001 Alternately a nor mally closed 0002 contact positioned prior to coil 0001 while receiving contact 0001 will prevent equal values from turning ON coil 0001 Set Point Control Network 3 will turn ON coil 0001 when the analog input value is less than or equal to the preset in register 4009 Coil 0002 is ON when the input value is greater than or equal to the preset value in register 4011 The preset value in register 4011 is greater than the preset value in register 4009 Values between these will turn both coils OFF
21. The module employs a zero cross switching User connections are made to a standard technique This feature minimizes switching screw terminal strip This strip is com noise extends the life of the triacs and im patible with an optional Fanning Strip proves system reliability Both IEEE and P N 0212 012 which allows quick module ANSI standards for surge withstand replacement without disturbing field wiring capability SWC tests are fully satisfied Data bus connections are made with stan dard interface connectors These connec The output circuits are divided into two tors allow the B350 module to be placed in groups of four outputs each Each group is driven by a separate voltage source A neon lamp connected to each circuit s field side displays the ON OFF status of the output any location in the I O structure without in terference to other module operation GOULD Electronics NUMBER ASSIGNMENT NUMBERS 0001 OUTPUT O pls 56 0002 OUTPUT 2 O T O AC HOT 0003 OUTPUT 3 O 0004 OUTPUT 4 I O AC RETURN 0005 OUTPUT 5 i 0006 output 6 ARA 0007 OUTPUT 7 COUPLER 0008 OUTPUT 8 iij ns JO A ay our O us vac AC NEUTRAL a B350 115 VAC Output Module B350 115 VAC Output Module Simplified Schematic Terminal Numbering and Connections SPECIFICATIONS Load Ratings Circuit Characteristics ON Current 2 0A max per output Topology 8 outputs per module 10 0A max for 8 outputs 4 outputs per group Surg
22. The one second timer T1 0 is used to measure times between 1 second and 999 seconds The one tenth of a second timer T0 1 is used to measure times between 0 1 second and 99 9 seconds The format of the timer element is shown below INPUT PRESET OUTPUT CONTROL nnn 300X 40XX PRESET ACCUM TIME ACCUM TIME OUTPUT 2 INPUT 2 PRESET ACCUM TIME 7 6 3 Counters where Input 1 The timer is activated when power is connected to Input 1 A normally open contact is usually in this input fine Input 2 The timer is enabled able to be activated when power is connected to Input 2 and is reset when power is removed A normally closed contact is usually in this input line Preset The upper element of the timer preset is used for setting the time period in seconds or in tenths of seconds that is to elapse before Output 1 is activated The preset can be a fixed value up to 999 or a register When the preset is a register reference number 300X or 40XX the content of the register a value up to 999 is used as the preset value This register may be used by all timers having the same preset value Accumulated Time The lower element of the timer must be a register reference number 40XX in which the actual accumulated time is stored This holding register must be unique for this timer Output 1 Output 1 is a normally open circuit that becomes a closed circuit when the accumulated time equals the preset time
23. Used as Discrete Input 7 3 NETWORK POWER FLOW Within a network power flow is from left to right bottom to top or top to bottom When displayed on the LCD programming panel power flow is indicated for all contacts by illuminating those contacts that are passing power from left to right 7 4 LADDER LOGIC PROGRAMMING PAD A Ladder Logic Programming Pad has been designed and is available for use in planning and documenting ladder logic programs Figure 7 4 shows the format of the pad 7 2 Gould inc Programmable Control Division me G O U LD Box 3083 Andover Mass 01810 617 475 4700 Telex 94 7402 MICRO 84 Program Name______________ Example Page of 120 O Writer 1001 CTR 0001 Rev 4012 Date 224222 Network Number 2 3 4 5 6 7 Comments r A E o she Program Name Writer Hate A Network Number Comments MK 032 6 81 Figure 7 4 Ladder Logic Programming Pad 7 5 REFERENCE NUMBERS In the programming of the MICRO 84 Programmable Controller four digit reference numbers are used in building the program logic These reference numbers are divided into three broad categories discrete register and sequencer Discrete references are used for items that can be either ON or OFF such as contacts pushbuttons motor starters relay coils limit switches solenoid valves etc Register references are used to store numeric values such as counters
24. are timers counters and sequencers Typical analog field devices are valves recorders I P converters indi cators and servo controllers You can con nect these field devices to both a power supply and the B374 without using addi tional components Field devices can be located several hundred feet from the out put module Specifically the B374 Analog Output mod ule interfaces field devices with the fol lowing output registers 4010 4012 4014 and 4016 of the 1K Micro 84 and 4010 4012 4014 4016 4018 4020 4022 and 4024 of the 2K Micro 84 The 1K Micro 84 sup ports a maximum of two B374 s and the 2K Micro 84 supports a maximum of four B374 s Whichever Micro 84 you use it is important that you understand the addressing tech nique used by the controller and its register output modules In addition to the B374 the controller can use other modules such as the B370 BCD Register Output Module Either of these modules can be the first register output module Whichever you use the first module addresses module output registers 4010 and 4012 The second mod ule regardless of whether it is a B370 ora B374 addresses registers 4014 and 4016 The third and fourth modules if used ad dress registers 4018 through 4024 ina similar manner The B374 Analog Output Module features two modes used with the Micro 84 s stand by operation Standby means that the Micro 84 is powered up but not scanning These tw
25. at the cursor position previous to the initiation of the REF mode The Element Type display goes blank when the REF key is pressed 6 3 4 8 NET SHIFT PREVIOUS NET The NETwork key is used to access a desired network This key operates in any of the following three modes Pressing the NET key causes the next network in sequence to be selected displays the new power flow information and increments the NETWORK display number If the last network is being viewed and the NET key is pressed the first network 1 is selected wraparouna Any network can be displayed by entering a valid network number 1 18 into the DATA display and then pressing the NET key The network requested appears in the POWER FLOW display and the new network number appears in the NETWORK display Pressing the NET key while in the SHIFT mode causes the previous network in sequence to be selected and displays the new power flow information and decrements the NETWORK display number If the present network viewed is network 1 and SHIFT NET is pressed the last network is accessed wraparound 6 10 In all cases the accessed network places the cursor in the home position row 1 column 1 and displays the new power flow information 6 3 4 9 SRCH SHIFT CONTINUE SRCH 6 3 4 10 ENTER The SEARCH function enables a search through the logic networks for the occurrence of a specific reference number or node type There are four types of search which are designated by para
26. examples helpful and realistic O O O Oo g Are there enough examples O O O O o Organization Is the organization of the manual logical o O O O O ls it easy to find what you are looking for o O O Illustrations Are the illustrations clear and useful O O O O O Physical What did you think of the layout O O O Attractiveness printing binding etc Y N Are there any terms or concepts that are not defined clearly O If so what are they Y N After reading this document are you able to use the equipment O O What errors did you find in the manual Please include page numbers Attach an extra sheet if necessary Do you have any comments or suggestions Name Street Title City Dept Mail Stop State Country Company ZipCode__________ Telephone Thank you for your help a ye ua JNM SNOT 07103 y y A A NN LID UA NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES FIRST CLASS PERMIT NO 234 ANDOVER MA nee 72 pa rf 2 2 y 0 gt a 5 Y a sis 5 S Wei 5 a asp 3 3 k 3 o 3 Y g F Dolg 22 E m _ wale 333 E gt Sle 2 cx o DL 325 z JEJE 303 o faa a Oa lt XY o SUT ALONG AE L GOULD INDUSTRIAL AUTOMATION SYSTEMS PUBLICATIONS ORDER FORM TO ORDER BY PHONE CALL 1 800 GOULD IA ana ask for an Order Entry Coordinator Bill To Ship To if different fi i
27. how to output several constants to a single output register Switches 1001 through 1006 are contacts of a rotary switch to select the appropriate constant XXX may be any constant from O to 999 Register 4009 should be set to zero How to determine 1 The loop power supply VLoop knowing the load resistance RL 2 The load resistance RL knowing the loop power supply VLoop 70 60 Fono VLoop 45V 50 VLoop volts R 1250 ohms 1000 2000 3000 Ri ohms NOTES 1 For a loop power supply VLoop of 45V the load resistance RL can range be tween 750 and 1900 ohms 2 For a load resistance RL of 1250 ohms the loop power supply VLoop can range between 32 and 55 volts 3 VLoop Can never exceed 60 volts GOULD Electronics S PI J375 001 Rev B J375 Modbus Adapter DATA SHEET Y The J375 Modbus adapter is a communications interface for the Micro 84 controller FEATURES e Connects Micro 84 slave to Modbus communications system Addressing for 247 slaves on one system e Mounting and packaging similar to Micro 84 I O modules No modifications required to Micro 84 e One RS 232 C port e Compatible with Modicon J378 modem plus many commercial modems e Permits simultaneous P370 programm ing and Modbus communications e Comprehensive diagnostic capability and extensive error checking e Switch selectable address and system parameters
28. ms OFF to ON 1 ms Visual Indicators One LED per input ON when input is ON high NOTES Capability Environment Temperature Humidity Shock Vibration EMI RFI Dimensions W x H x D Weight ANSI C37 90A 2500V decaying in 6 us O to 60 C ambient O to 95 C non condensing 10 G for 11 ms 0 625 G 50 500 Hz Per MIL STD 461B Per FCC Class A 1 62 in x 6 00 in x 11 00 in 41 8 mm x 152 4 mm x 279 4 mm 2 0 Ibs 0 91 kg The B356 001 Output Module is compatible with the B353 001 Input Module without the use of additional components GOULD Electronics PI B357 001 Rev B B357 001 24 VDC Input Module True High DATA SHEET The Gould B357 001 24 VDC Input Module senses and converts 24 VDC switched input signals into logic voltage levels used by the Micro 84 Controller FEATURES e Eight independent 24 VDC inputs e Circuit isolation of 1500 VAC e Field side status indicators e Transient protection e Surge withstand capability in com pliance with IEEE 472 1974 and ANS C37 90A e Optional Fanning Strip permits module removal without disturbing field wiring e UL listed e Designed for harsh plant floor environments Y GENERAL DESCRIPTION The Gould B357 001 24 VDC Input Module senses and converts switched input signals into logic voltage levels used by the Micro 84 Controller The logic format for the module is true high Inputs can be receiv ed from p
29. node logic element either the upper or lower node The other node is replaced by a horizontal open 6 No vertical connectors can be entered in the bottom rung or in the seventh column 7 Out of range or inappropriate reference numbers or preset values cause an error code 94 to appear 8 A logic coil with a given reference number can occur only once in the user s logic An attempt to write one results in error code 93 A logic coil reference number can be assigned to one or more contacts The logic coil can then not only be used as a discrete signal to an output device but also as a control for other user logic for example the latch in a seal circuit 9 No data can be entered if the Memory Protect Switch is ON 10 Any logic coil whether disabled or enabled ON or OFF is set to OFF when it is deleted by being replaced by another logic element 6 3 4 11 SHIFT ENTER VALUE The SHIFT ENTER VALUE function allows the user to insert a value into a register or to change the contents of a register To use this function first make sure the appropriate register reference number appears in the REF display Using the numeric keypad enter the desired value 0 999 for the contents of the register 6 13 The new register contents appear in the DATA display Enter the contents into the register by pressing the SHIFT and ENTER keys sequentially To enter or change the contents of register 4021 position the cursor in the proper locati
30. particular step determined by a thumbwheel Contact 1001 ON places the thumbwheel value into sequencer register 4002 This turns ON sequencer contact 22XX where XX is the thumbwheel value from 1 to 16 A zero value switches se quencer to the home position therefore no contacts are activated Network No 3 Loading a Series of Registers with Two Thumbwheels Network No 4 Loading a Series of Registers with Two Thumbwheels cont Network 3 and 4 demonstrate how to load values into several registers using on ly two thumbwheels and one B371 BCD Register Input Module One thumbwheel addressed by register 3001 selects the in ternal register to receive data Another thumbwheel addressed by register 3002 selects the loaded numerical value An ad dition function in register 4001 increments sequencer control in register 4002 To load an internal register 40XX the contents of 3002 is added to another register address 40XX 1 Sequencer control determines which addition register is executed All registers are initialized to zero For best results and safety use the B371 s data change capability GOULD Electronics PI B373 001 Rev B B373 001 0 10 VDC Analog Input DATA SHEET The B373 001 0 10 VDC Analog Input converts two 0 10 VDC analog signals to numerical values that range from O to 999 and feeds these values to the Micro 84 controller FEATURES Two isolated channels Both channels 0 10
31. programmer A message from the programmer to the controller arrived garbled Check cable connections between programmer and controller and retry 2 Retry using another programmer A message sent by the programmer has taken too long to get to the controller The transfer of user logic between the program pack and the controller or vice versa was not successful 1 Check that program pack is inserted correctly and retry 2 When loading the controller this message indicates that con troller memory is bad 3 When dumping to the program pack this message indicates that program pack is faulty Insufficient power less than 100 or 200 VAC If there is insufficient power data cannot be entered into the controller i e user logic cannot be altered The controller will continue to function normally and the P370 Programmer will operate in the Examine Supervisory and Error modes An attempt has been made to disable a coil 00XX and the cursor is not positioned on top of a coil Move cursor to appropriate element and retry Coil contacts cannot be individually disabled They are all disabled when the coil is disabled An attempt was made Disable the element and retry to force a coil or input contact that was not previously disabled Check cable connections between the programmer and con
32. than 80K ohms Surge Withstand source impedance Capability Per IEEE 472 1974 and ANSI C37 90A 2500V decaying in Input Wetting 6 microsec Current 5 mA typical q e 180 to 260V rms input Physical Characteristics Source Resistance 1000 ohm max Environment Threshold Voltage 125V rms approx Temperature 0 to 60 C ambient f f Humidity 0 to 95 non condensing Max Input Voltage 260V rms continuous Shock 10 G for 11 msec ret rms 10 ae Vibration 625 G 50 500 Hz 400V rms 1 cycle EMI Per MIL STD 461B Frequency 47 to 63 Hz RFI Per FCC Class A Dimensions 1 5 in 42 mm X 6 00 in 152 mm X 11 00 in 279 mm Weight 2 0 Ibs 91 kg NOTES The B355 001 Input Module is compatible with the B354 001 Output Module without the use of additional components If a direct connection exists a 50 mA loading resistor is required to guarantee the output module s 50 mA minimum load current GOULD Electronics PI 8356 001 Rev B B356 001 24 VDC Output Module True High DATA SHEET The Gould B356 001 24 VDC Output Module True High converts logic signals used within the Micro 84 Controller into eight independent 24 VDC outputs FEATURES e Eight independent 24 VDC outputs e Circuit isolation of 1500 VAC e Field side status indicators e Transient protection e Surge withstand capability in com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module remova
33. the B370 without the use of additional com ponents Similarly it can drive BCD field devices such as valves positioners tem perature controllers monitors or other BCD transducers The B370 receives numerical data from out put registers 4010 4012 4014 and 4016 from both 1K and 2K Micro 84 controllers and output registers 4018 4020 4022 and 4024 in the 2K controller Since there are two BCD channels per module the 1K con troller supports up to two B370 modules The 2K controller supports up to four B370 modules Similar to the discrete output modules the first register output module interfaces the first output registers 4010 and 4012 and each successive module in terfaces successive output registers The B370 is organized in a channel strobe architecture There are 12 data lines and two strobe lines The data lines are shared by both receiving devices The strobe lines select which device is to receive data Both channels are strobed on each scan of the Micro 84 The format of the output data BCD 1 through BCD 800 is true high positive The output data is valid only when the strobe is true low negative The B370 BCD Register Output Module is easy to install It is housed in a light GOULD Electronics weight durable drip proof lexan case It contains mounting brackets which simplify installation It can be mounted anywhere in the 1 O structure Connectors located on the left and right rear s
34. the controller All other programmer functions are available i e element status can be checked register contents can be monitored etc When the key is vertical it can be removed and controller memory is protected When the key is inserted and is in the horizontal position controller memory is unprotected and changes to the user program can be made from the P370 Programmer User memory can be changed at any time using the Program Pack see Section 8 6 5 PROGRAMMER OPERATIONS Tables 6 2 through 6 4 provide a quick reference for each of the four programming panel operating modes and 1 The liquid crystal displays active during each mode 2 The function keys operational during each mode 3 The function keys used for panel mode entry 6 14 Table 6 2 LCD Displays During Panel Modes PANEL MODE EXAMINE ENTER SUPERVISORY ERROR Displays current Displays current SUP4 Displays Contains network network number network number current network number in which number error occurred Others Blank Exy Error Code flow and cursor move Blank ment Others Blank l ON for good communication off for bad communication DISPLAY AREA NETWORK SUPX Supervisory Code Blank or displays preset data just entered REFERENCE Displays Ref erence Number or Preset Value 1 Blank until command initiated Reads CONF after first ENT
35. the right rear side This termination connector is shipped with the Micro 84 controller The Micro 84 also provides the B371 with operating voltages through this connector The B371 does not require a separate power supply The B371 001 Register Input meets the stringent requirements of both IEEE and ANSI standards for radiated surge withstand capability SWC The B371 also withstands the severe voltage transients electromagnetic interference and magnetic fields commonly encountered in an in dustrial environment Output Current Limit 4 mA typical 1500 VRMS 2500 VDC for one minute ON lt 200 ohms OFF gt 40K ohms 250 Hz typical 1 ms typical Module Isolation Field Device Resistance Multiplex Frequency Strobe Width Data Format O to 999 counts linear to inputs Throughput Rate Both channels updated on each scan THUMBWHEEL OR OTHER BCD DEVICE B371 TERMINAL UNITS TENS HUNDREDS STRIP DIGIT DIGIT DIGIT REG STROBE 1 DATA CHANGE SWITCH o OPTIONAL P SWITCH o OPTIONAL 10 20 40 80 100 200 400 800 BCD OUTPUTS GROUND REG 2 OUTPUT STROBE 2 ENABLE ACTIVE BCD DEVICE B371 BCD Register Input Module Terminal Numbering and Input Connections E 5 DATA RECEIVERS 4 PROTECTION 12 LINE TO INPUT DEVICES ISOLATION BARRIER STROBE B DRIVERS a PROTECTION DATA CHANGE RECEIVERS DATA MA
36. 0 160 180 200 B 5 STEP 10 11 12 13 14 15 16 17 18 19 20 21 22 23 KEYSTROKES lena 5 oo SFT Tid 016 F ENTE a cor O ENTER a 00 ser ora 001 ENTER E coe lentes Pisces 0007 SE ENTE DS 0008 EE ENTER oca alan a His a 3 nren a Der a 201 EJE COMMENTS Enter horizontal connection Move cursor to 1 2 Enter 1 second timer 4016 with preset of 20 seconds and vertical connector Move cursor to 1 3 Enter coil 0007 Move cursor to 1 4 Enter counter 4001 with preset of 9 4001 is sequencer register and preset value is one more than the number of steps Move cursor to 1 5 Enter coil 0008 Move cursor to 2 1 Enter NC contact 0007 Move cursor to 2 3 Enter NC contact 0008 Move cursor to 3 1 Enter horizontal connector Move cursor to 3 2 Enter horizontal and vertical connectors Move cursor to 3 3 Enter horizontal connector Move cursor to 3 4 Enter horizontal and vertical connector Move cursor to 3 5 Enter NO contact 2101 sequencer step 1 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 STEP KEYSTROKES 5 Ser 0010 ENTER ly S y 210 wo y o o a y N k o D gt iv o 01 mM NET 3 fan Alsa e Enter 18 enter B 7 COMMENTS Move cursor to 3 6 Enter coil 0009 Move cursor to 4
37. 0 0A max for 8 outputs Isolation Voltage 1500 VAC RMS for 60 sec Load Current Min 50 mA Response Time ON to OFF 8 3 msec max Surge Current 50A max for 1 cycle OFF to ON 1 msec max 60 Hz Surge Withstand Capability Per IEEE 472 1974 and ANSI Vol 180 to 260V rm OPE ae eee C37 90A 2500V decaying in 6 microsec at 1 5 mHz Transient Voltage 300V rms max for 10 sae Physical Characteristics 400V rms max for 1 Environment cycle Temperature 0 to 60 C ambient ON Voltage Drop 1 2V rms at 2A typical Humidity 0 to 95 non condensing F Shock 10 G for 11 msec FFC t 5 mA PREG N di da Vibration 625 G 50 500 Hz EMI Per MIL STD 461B RFI Per FCC Class A Dimensions 1 62 in 41 8 mm X 6 00 in 152 4 mm X 11 00 in 279 4 mm Weight 2 0 Ibs 91 kg CAUTION During the power up sequence AC output modules may cause the false triggering of certain loads for one half cycle The loads most susceptible are latching relays fast acting solenoids and latching circuits Special circuit designs have been incorporated to minimize this false triggering However ap plications using fast reacting or latching devices that initiate mechanical action may be a hazard GOULD Electronics PI B355 001 Rev B B355 001 220 VAC Input Module DATA SHEET The Gould B355 001 Input Module consists of eight independent and isolated 220 VAC input circuits FEATURES e Eight independent 220 VAC inputs e Ci
38. 00 Hz MIL STD 461 B Helmholtz Coil Test per TP HELM 000 FCC Class A IEEE STD 472 1974 and ANSI C37 90A 1974 2500 V 1 5 mHz for 6ps coupled Voltage Monitor Output Impedance Voltage Monitor Load Resolution Accuracy Crosstalk Settling Time External Supply Channel Isolation Module Isolation Data Format Throughput Rate Dimensions W x H x D Weight Termination Wire Size Construction Indicator 220 ohms typical 1 megohm min 1 of 999 counts 0 2 2 counts 66 dB 6 4 ms 95 of final value 15 ms 99 9 of final value 22 to 30 VDC 80 mA max 500 VDC for one minute 100 VDC continuous channel to channel and channel to external supply 1500 VRMS 2400 VDC for one minute 0 999 counts linear with Output current Both channels updated on each scan 1 63 in x 10 50 in x 5 50 in 41 40 mm x 266 70 mm x 139 70 mm 1 Ib 0 45 kg Screw Terminals Fanning Strip compatible Two 14 AWG max Lexan POWER indicates external power ON 1 Each output may be configured for current sourcing or sinking loads The Connections dia gram shows the configuration for both Use shielded cable for your field wiring 2 To minimize electrical interference ground the cable shield at either end of the cable but not at both ends The preferred grounding is at the loop power supply This grounding is shown in the CURRENT SINKING load configuration You can also ground t
39. 009 and 4011 The preset value in register 4011 is greater than the preset value in register 4009 GOULD Electronics PI J3 8 U01 Hev b J378 Modem DATA SHEET The J378 Modem allows a J375 Modbus Adapter to be used with a 4 wire twisted pair fully shielded cable network FEATURES e Allows short haul data transfer for in plant Micro 84 controller e Allows transmission over a 4 wire twisted pair cable e Designed for harsh industrial environment e Low cost e Easy to install e Operates asynchronously at speeds up to 19 200 bps e Uses frequency shift keying FSK to maximize noise immunity e Tolerates a maximum signal loss of 35 dB e Operates in half duplex transmission mode e Does not require an additional power supply e Monitors certain EIA control signals via LEDs e Mounting and packaging similar to Micro 84 I O modules e Compatible with Gould J478 Modem GENERAL DESCRIPTION The J378 Modem allows a J375 Modbus Adapter to be used with a 4 wire twisted pair cable network when the cable is used in a multipoint environment It attaches to the right side of the J375 and receives both power and RS 232 C signals from the adapter It connects to the 4 wire twisted pair cable by way of a terminal strip on the front of the modem The J378 uses FSK modulation that is com patible with the J478 Stand alone Modem The J378 meets or exceeds the specifica tions for the J478 Modem
40. 1 62 in x 6 00 in x W x H x D 11 00 in 41 8 mm x 152 4 mm x 279 4 mm Weight 2 0 Ibs 0 91 kg The B357 001 Input Module is compatible with the B356 001 Output Module without the use of additional components GOULD Electronics Prbouviuwuyesr tt B370 001 BCD Register Output Module DATA SHEET The B370 001 receives binary data from the Micro 84 controller and converts it to a BCD output It applies this output to any TTL CMOS device such as an LED or LCD display FEATURES e Generates two 3 digit channels e Popular true high BCD format e TTL and CMOS compatible e 12 bit BCD resolution e Self contained power supply e Short circuit proof e Continuous on line diagnostics e Removable wiring strip e Designed for harsh industrial environments e UL listed GENERAL DESCRIPTION The B370 001 BCD Register is a dual chan nel output module for the Micro 84 Con troller It receives data from two output registers in the controller at the end of every scan lt converts the data into a 12 bit binary coded decimal BCD signal This value ranges from 000 to 999 BCD outputs are directly proportional to output register data Typically the B370 is used in applications to interface timer counter sequencer or other register numerical data with BCD controlled field devices It is also used with displays on operator control panels Most TTL or CMOS compatible latched BCD displays will directly interface with
41. 373 meets the stringent requirements of both IEEE and ANSI standards for radiated This plugging action automatically connects the surge withstand capability SWC The B373 Analog Input Module to the data bus of the also withstands the severe voltage transients Micro 84 If the B373 is the right most module in electromagnetic interference and magnetic the I O structure you have to plug a termination fields commonly encountered in an industrial connector into the connector located on the environment SPECIFICATIONS Electrical Characteristics Input Range 0 10 VDC Channel Isolation 19 V 7 V with respect to Resolution 1 of 999 counts module shield terminal Voltage mode 10 mV per count Module Isolation 1500 VRMS for one minute Accurac 0 1 1 count 25 C y 4 0 2 19 O Input Protection 240 VRMS 0 60 C Common Mode You can recalibrate to 0 1 ata Rejection 86 dB E 50 60 Hz particular temperature betwen 0 60 C Input Filter 3 dB down E 18 Hz Linearity 0 05 of full scale rolloff 20 dB per decade Input Impedance 1 Megohm differential 0 5 Megohm each input to shield Circuit Characteristics Environment Requirements Topology 2 channels Operating Temperature 0 to 60 C Operating Modes Independently selectable Humidity 0 to 95 non current or voltage condensing Register Format Nos 3001 amp 3002 or Nos Shock 15 G for 11 ms 9003 0 9004 Vibration 0 625 G 50 500 Hz Data Format a counts linear to EMI MIL STD 461B Throughpu
42. 4 are connected to the screw terminals located on the input modules All user devices that are controlled by the MICRO 84 are connected to the screw terminals located on the output modules Refer to Figure 3 5 Figure 3 5 Typical Discrete I O Module 3 5 3 5 COMPONENT MOUNTING The MICRO 84 controller M84A unit is secured to the mounting surface using two screws one top and one bottom See Figure 3 1 After securing the controller unit the first input output module is plugged into the controller using the connector located on the right side of the controller unit Use the tabs mating protrusions on the left side of the module to assure proper alignment of the module with the controller Each module has upper and lower sliding interlocks Both should be pulled out before installing and pushed in after the module is properly mated to the adjacent module Once positioned and secured to the controller the module can then be fastened to the mounting surface using two mounting screws Position l O mounting screws at the rightmost side of the slotted holes so that the modules can slide to the right for easy removal Refer to Figure 3 6 Additional modules can then be added and fastened in the same way Care should be exercised not to overtighten the screws used to mount the I O modules UPPER SLIDE LOCK LOCKED as MATING POINTS ELECTRICAL INTERCONNECTION SS MATING POINTS Figure 3 6 1 O MGA RP IHT eRe EPRE 3 6 SYSTEM WIRING
43. 70 Programmer was attached during the loading sequencer press SHIFT RESET This is necessary so that the programmer can reflect the new controller logic APPENDIX A ERROR CODES When the MICRO 84 system detects an error the letter E and the corresponding error code 00 99 appear in the data display The system detects errors in both the controller and the programmer Controller errors e g communications logic etc require that the controller be restarted This is accomplished using the SHIFT and RESET keys on the programmer Programmer errors e g an illegal sequence of keystrokes is entered require using the RESET key only Table A 1 lists the error codes their meaning and remedy The asterisk that follows some of the error codes indicates that the error is a controller error The other errors are P370 Programmer errors Table A 1 Error Messages ERROR ite CODE MEANING REMEDY A diagnostic error has 1 Restart Controller SHIFT RESET occurred in the con If the error does not reoccur troller s RAM or ROM system is OK memory 2 If the error reoccurs after restarting and user logic was just loaded from a program pack reload making sure the program pack is correctly and firmly inserted If the error reoccurs clear the controller memory SUPV3 and restart controlier SUPV2 If controller runs RUN light on program pack contains garbled l _ logic or pack itself is bad Reload program pack with known
44. ER then Reads DONE after second ENTER Blank or displays data just entered If Reference field contains 00XX 10XX or 2RXX displays H or h if in Hold mode d if Dis abled ON or OFF for state if register ref dis plays 000 999 Normal Power Flow Normal Function SUP4 Real time power Cursor Power Flow and Cursor Element Type COMM OK SHIFT Normal Function Blank or displays logic element just entered 1 If monitoring node at cursor position the node graphic is displayed 2 No display if monitoring a reference not associated with cursor Normal Function ON if Shift key is depressed Element Status Normal Function Normal Function SUP4 Normal LED Function Function Others Blank ALVLS 10H 431N3 AYOSIAYIANS 3NINVX3 OL NOyY3 X X SYHAHLO TIV HV4A19 JO OUaWwNnu uawfa 9150 C10H SSald Aue sseld AdNS SSSIJ y4vao Jo o1Jaunu usulajo 9160 Aue sseid AdNS SSSMA VIN VIN 9M AdNS SSAd AnuJ apow jaued p 9 a qel X X X X X X X X X Xx dT1OH YOSHND S JYIWNN YHALNS apoyw jauegsabesn yv319 13938 13838 y E 9 9 81 YV3IT10 10 ou wnu juawaje 9160 d 2x Aoy Aue SS ld 13S3Y 131HS 40 13S38Y SSed LAaS3Y LAIHS 10 13838 JO Y1N3 pue 0 AdNS SS9A 13838 1131HS 10 13838 YILNI SS ld X 131HS
45. ES APPENDIX B PROGRAM LOGIC EXAMPLES APPENDIX C GLOSSARY OF TERMS APPENDIX D I O MODULE DATA SHEETS 2 1 2 2 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 4 1 6 1 6 2 6 3 6 4 6 5 FIGURES Programmable Controller System Basic Block DiagraM oo oo Expanded System Configuration Diagram ocoococococccoor ees Typical System Installation oooo ooooomococcon eee een MICRO 84 Mounting Dimensions 0 0 ccc ee eee eee nas MICRO 84 Controller mattei ea aai een n en teen e etna Typical Discrete I O Module 0 cece ene teens VO Module Interconnections 0 ccc eee eee ee eee enn ees Input Module Wiring s o sssrini srie waa raa eee ee eee eee nes Output Module Wiring sssr starea ce ee eee a een eee VO Addressing siu naas ua tia doa E piles we pia ds hes P370 Programmer With All Display Segments Lit o o o o ooooooo o System Block Did Moi woe ei ey Phe a de Bed ea WE Pe a P370 Programmer 4 ee cee a Pa ee aa ee baa gee de nea A Reference Data Areais ii Laie Ss eed caida ot eer on es Network Display Area 1 0 20 0 0 enn ence eens Element Display Area 0 0 cea eee ee ees See we a a Status Indicators 202 05 408 adds 6 7 6 8 6 9 6 10 7 1 7 2 7 3 7 4 7 5 7 6 7 7 8 1 3 1 3 2 6 1 6 2 6 3 6 4 A 1 FIGURES Cont Numeric Kys Gi A ea De whether 6 6 Logic Element Keys voii A a a age as 6 6 Cursor Movement Ke
46. Editing 4 x 7 Ladder Logic Display Element Status Display Partial and Full Reference Screens Network Create Replace Exchange and Delete Logic Expand and Compress Program Load Record and Compare Program Documentation GENERAL DESCRIPTION The Gould Modicon Programmer Tape Loader cartridge used in conjunction with the Micro 84 Programmable Controller the J375 Modbus Adapter and the P190 full family CRT Program mer provides programming functions for program preparation editing documentation debug and system maintenance With Programmer Tape Loader the user can perform local programming functions on the plant floor or expand the Micro 84 controller s versatility by performing remote programming and tape loading operations In addition it provides control for starting and stopping the Micro 84 controller reporting its configuration and writing the program pack There are two programming options Element Editing and Network Editing Element Editing per mits the user to make entries and or changes directly into the Micro 84 controller s memory Network Editing permits the user to make changes in the P190 programmer s memory before making changes in the Micro 84 controller s memory With Network Editing the user can experiment with network changes while preserving existing logic Both editors can read existing networks create new networks edit networks disable and force elements report full or partial reference tabl
47. ML M84A USE Rev MODICON Micro 84 Programmable Controller USER S MANUAL an AEG company ML M84A USE Rev Gould A Micro 84 Programmable Controller USER S MANUAL SUBJECT Description of the MICRO 84 Programmable Controller and the information necessary to configure install and program a control system p SPECIAL INSTRUCTIONS This manual supercedes the version dated August 1984 April 1987 Gould Inc Industrial Automation Systems Group e 1 High Street North Andover MA 01845 PREFACE This manual contains instructions for installing and programming the Micro 84 Programmable Controller Section 2 describes the system components controller input output modules and programming devices Installation is outlined in Section 3 System checkout is described in Section 4 Section 5 details the theory of operations The P370 Programmer is described in Section 6 and programming procedures are given in Section 7 The P371 Program Pack a device for transferring user programs is described in Section 8 Four appendices A through D list error codes supply programming examples define terms and give information on I O modules RELATED PUBLICATIONS ML M84A REF Reference Card PI M84A 001 Programming Guide P190 PI J375 002 J375 Modbus Interface PI J378 002 J378 Modem The information in this document is subject to change without notice and should not be construed as a commitment by Gould Inc Programmable
48. NAGER MICRO Bus D To PROCESSOR INTERFACE A AND MEMORY WATCHDOG FAULT TIMERS AND ERROR DETECTOR B371 BCD Register Input Module Block Diagram Environmental Requirements Operating Temperature 0 to 60 C Humidity 0 to 95 non condensing Shock 15 G for 11 ms Vibration 0 625 G 50 500 Hz EMI MIL STD 461B z MI Helmholtz coil 20 Gauss 2 RFI FCC Class A Surge Withstand Capability SWC IEEE STD 472 1974 and 2 ANSI C37 90 1974 2500 V 1 5 mHz for 6 us coupled 1 63 in x 10 50 in x 5 50 in 41 40 mm x 266 70 mm x Dimension W x H x D 999 oO 250 500 750 8CD VALUE Numerical Output of B371 is Directly Proportional to Input BCD Value 139 70 mm Weight 1 Ib 0 45 kg Termination Screw Terminals on removable wiring strip Cable 25 feet maximum longer if shielded Wire Size Two 18 AWG max Construction Lexan Indicator FAULT ON when diagnostics fail TYPICAL USER PROGRAMS Network No 1 Simple Thumbwheel Entry for Timer Counter Sequencer Preset Network 1 demonstrates how to preset any register with a set of thumbwheels Contact 1001 starts the timer and contact 1002 resets it Wiring an optional data change switch as shown in the B371 Con nection Diagram prevents erroneous data from getting into register 3001 Network No 2 Thumbwheel Selection of Sequencer Step LOAD 3001 ADD 4001 4002 Network 2 shows how to force a se quencer to a
49. O THE P371 PROGRAM PACK Dumping a user s logic program from the MICRO 84 controller to the program pack is initiated by a sequence of keystrokes entered into the P370 programmer The necessary steps and keystrokes to dump a program are given below 1 Enter the Supervisory mode and stop the controller controller RUN light goes out SUPV ENTER ENTER 2 Dump the user s logic program into the program pack During this process the WRITE light on the program pack illuminates 5 ENTER ENTER Wait until the WRITE light goes out before proceeding 3 Restart the controller The controllers RUN light illuminates 2 ENTER ENTER 4 Return the P370 Programming Panel to the EXAMINE mode RESET 8 3 LOADING A PROGRAM FROM THE P371 PROGRAM PACK The button located on the program pack s bottom activates the transfer of program data from the program pack to the controller 1 Pressing the button once causes the following action a The controller stops turning off the RUN light on the controller b Initiates the program data transfer After the data is transferred the DONE light located on the program pack turns on If the DONE light does not turn on it indicates that the load was not successful Retry loading 2 Pressing the button the second time causes the following action a The DONE green light turns off b The controllers RUN light turns on indicating that the controller has restarted 3 If the P3
50. REFERENCE display area The Element display area contains the selected logic element 4 Enter the reference number of the holding register accumulated time accumulated count or overflow Vertical connections can be entered also 5 Press ENTER Example 010 To define a double node logic element 71 0 4020 6 12 Place cursor in upper node location and press the following keys in sequence 010 SHIFT T1 0 4020 ENTER Logic Element Entry Rules The following rules and restrictions apply when entering logic element information 1 Logic coils cannot be entered directly over existing double node logic elements error code 92 A coil can be entered over a single node logic element the overwritten logic element is deleted and replaced by the coil 2 A double node logic element cannot be entered over a coil In both cases above the logic element to be replaced must first be erased by entering a horizontal open 3 Adouble node logic element can be entered over another double node logic element or any logic element in the upper node position To replace a logic element the lower node must be a horizontal open A double node logic element cannot be entered where obliteration of one half of another double node logic element would occur error code 92 4 A double node logic element cannot be entered where the lower node extends below the bottom rung of a network error code 93 5 Acontact can be entered over a double
51. Ready DSR an input to the J375 8 0 Loopback x 6 Data Terminal Ready DTR an output from the J375 1 Initiate Comm Restart x Modb s Compatibility 2 Return Diagnostic Baud Rate supported by J375 Register x 4 Force Listen Only 75 1 200 Mod x 110 cha 2 400 9 Program 484 PC 134 5 4 800 only x 150 9600 10 Poll 484 PC only Xx 300 11 Fetch Event Counter X 600 19 200 12 Fetch Communica Transmission mode stop bits and parity supported by J375 tions Event Log xX 13 Program 184 384 584 PC s X 14 Poll 184 384 584 PC s X 15 Force Multiple Coils X 16 Set Multiple X Supported Registers xX NS Not Supported 17 Report Slave ID x Function Sub Not 18 Program Commands Codes Functions Description Supported Supported Micro 84 PC Gould Modicon Proprietary 1 Read Output Status X Command x 2 Read Input Status X 19 Reset Link 3 Read Output Command Xx Register 4 e Function Code 19 is a new function code This code via the Modbus 4 Read Input Register x master software changes the values of the system parameters set by 5 Force Single Coil X the dip switches Environment Dimensions W x H x D 1 63 in x 10 50 in x 5 50 in Ambient Temperature 41 40 mm x 266 70 mm x Operating 0 C to 60 C 139 70 mm Storage 40 C to 85 C Weight 2 Ibs 2 5 oz 0 978 kg Humidity 0 95 non condensing NOTES 1 Instali as the last module in the I O structure it J378 modem not used 2 Install anywhere within the range of the Micro 84 cab
52. Remains closed until the timer is reset or until the equality no longer exists Output 2 Output 2 is a normally closed circuit that becomes an open circuit when the accumulated time equals the preset time Remains open until the timer is reset or until the equality no longer exists The MICRO 84 contains circuits that simulate event counters The counter increases its value by one whenever the input signal goes from OFF de energized to ON energized Only on this positive transition OFF to ON is the count increased Even if the input signal remains ON for several hours it represents only one transition from OFF to ON and is thus only one count The format of the counter element is shown below COUNTER nnn 300X 40XX PRESET ACCUM COUNT OUTPUT 2 PRESET Y ACCUM COUNT ACCUM COUNT RESET 40XX The counter functions the same as the timer except that the preset value and the value being accumulated in the lower register are in terms of the number of times an event has occurred rather than the amount of time that has elapsed 7 6 4 Cascading Timers and Counters Timers and counters can be interconnected or cascaded to satisfy any required logic As many timers and counters as necessary can be placed within a network limited only by the 4 x 7 logic element format Two timers or counters can be placed in series interconnected by using output 1 of one timer as input 1 to a second timer These two timers al
53. Timers 7 6 Time Delay Circuit B 4 U User Control Devices 3 7 User Memory 2 1 Vv Vertical Connector 7 6 Ww Weight 3 3 Wiring 3 6 D 1 eae e CUT ALONG LINE GOULD INDUSTRIAL AUTOMATION SYSTEMS PUBLICATIONS COMMENT FORM Document Part Number _ML M84A USE Rev Title Micro 84 Programmable Cont User s Manual We are constantly striving to improve the content and usability of our technical documents You can help us by answering the questions below and mailing this form to us Also if you find any errors or have any suggestions for improvement please let us know How do you use this document O Introduction to the product O Operating instructions O Reference Classroom resource O Other Self study Programming Procedures Advanced programming techniques How did you get this document Received with equipment i DO Ordered from Gould PC Division Received from Sales or Customer D Do not know Service Representative O Other Please rate this document Very Excellent Good Good Fair Poor Technical Does the system work the way it is QO O O O Accuracy described in the manual Readability Is the manual easy to read and o o O O O understand Clarity _ Are the instructions easy to follow O E O D Examples Are the
54. UIT D C RETURN O CLAMP DIODES TYPICAL FOR EACH INPUT 1 1 DH INPUT O TO FILTER CIRCUIT OPTICAL ISOLATOR status V B357 001 INPUT MODULE SIMPLIFIED SCHEMATIC SPECIFICATIONS TYPICAL TERMINAL INPUT NUMBERS ASSIGNMENT NUMBER INPUT 1 1001 INPUT 2 1002 INPUT 3 1003 INPUT 4 1004 INPUT 5 1005 INPUT 6 4006 INPUT 7 1007 INPUT 8 1008 000000600 ta VOLTAGE SOURCE 24voc USER NOT CONNECTED POWE SUPPLY OC RETURN INPUTS 8 B357 001 INPUT MODULE TERMINAL NUMBERING AND CONNECTIONS Electrical Characteristics OFF Level Less than 30 of V source ON Level Greater than 70 of V source Source Resistance 1000 ohm max at 10 VDC Threshold Voltage 30 70 of V source Max Input Voltage 50 VDC 10 ms V Source Range 18 to 30 VDC Module Characteristics Topology 8 inputs per module true high 1500 VDC for 10 sec ON to OFF 12 ms max OFF to ON 12 ms max Isolation Voltage Response Time Visual Indicators One LED indicator per input ON when input is ON high NOTES External Power 24 VDC at 100 mA Supply max Surge Withstand Per IEEE 472 1974 and Capability ANSI C37 90A 2500V decaying in 6 us Physical Characteristics Environment Temperature 0 to 60 C ambient Humidity 0 to 95 non condensing Shock 10 G for 11 ms Vibration 0 625 G 50 500 Hz EMI Per MIL STD 461B RFI Per FCC Class A Dimensions
55. VDC compatible e Differential inputs e High Accuracy e 10 bit resolution e Self contained power supply e Optional Fanning Strip permits module removal without disturbing field wiring e Designed for harsh industrial environments e UL listed GENERAL DESCRIPTION The B373 001 0 10 VDC Analog Input is an input module for the Micro 84 controller It converts two 0 10 VDC analog signals to numerical values that range from 0 to 999 These values are directly proportional to the input For exam ple if the input voltage increases 10 percent the numerical output also increases 10 percent The Analog Input Module transfers these nu merical values to input registers 3001 through 3004 Once in the registers these values can be used to control timers counters sequencers or it can be manipulated by arithmetic functions Typically the B373 is used in data acquisition and set point applications The varying voltages which are inputs to the B373 represents parameters such as pressure level temperature humidity weight and posi tion These inputs come from transmitters or transducers that may be located several hun dred feet from the input module You simply connect these inputs to a front mounted screw terminal strip This strip is compatible with an optional Fanning Strip P N 0212 012 which allows quick module replacement without dis turbing field wiring To simplify installation the terminals on the strip are clearly marke
56. a a tetera tated ate xi 7 1 7 2 SOLVING NETWORK LOGIC o cccoocccccccoc eee eee nes 7 1 7 3 NETWORK POWER FLOW 002 c eee c eee eet e tee ee eens 7 2 7 4 LADDER LOGIC PROGRAMMING PAD 0cccceeeeeeeneae 7 2 7 5 REFERENCE NUMBERS 000s cece rr 7 3 7 6 PROGRAMMING FUNCTIONS 00c ccc cu o 7 4 7 6 1 Basic Programming Elements 0 cc cece eect ates 7 5 7 6 1 1 Normally Open Contact 0 0 cece eee cence tee eens 7 5 7 6 1 2 Normally Closed Contact 0 ccc ccc eee teen eens enans 7 5 BOS COI nce atau A aon a cop aoe Ricken TONA batched Coil erii miya A es AGA 7 6 1 5 Horizontal Connector 0 0 0 0 ccc cee eee ene e tees 7 6 1 6 Vertical Connector o o o o ooooo een eaa 7 6 2 TNES sgatancd th edect e fk wea rea in ey 7 6 3 Goune 45 iets eet c Yack tions cond Godt si nh eal be tate abs 7 6 4 Cascading Timers and Counters 0 0 0 cc cece ae aeee 7 6 5 Arithmetic Operations o oooooconoro on COON e A occ N arate ae E a Shel ad A ech eaten hs VOSA SUDUACUON Wi 53 3 Ad ce oe tes Bee Ais Shane cdc aed Bo 7 6 6 Sequencers Drum Programmers 0 00 cc eeu c eee eee aees SECTION 8 USING THE P371 PROGRAM PACK 8 1 P371 PROGRAM PACK INSERTION 0 0 0 0 ccc eee eee eee 8 2 DUMPING STORING A PROGRAM TO THE P371 PROGRAM PACK 8 3 LOADING A PROGRAM FROM THE P371 PROGRAM PACK APPENDIX A ERROR COD
57. al Characteristics ON Level Less than 30 of V source OFF Level Greater than 70 of V source Source Resistance 1000 ohm max at 10 VDC Threshold Voltage 30 70 of V source Max Input Voltage 50 VDC 10 ms Circuit Characteristics Topology Isolation Voltage Response Time Visual Indicators External Power Supply Surge Withstand Capability 8 inputs per module true low 1500 VDC for 10 sec ON to OFF 12 ms max OFF to ON 12 ms max One LED indicator per input ON when input is ON low 24 VDC at 100 mA max Per IEEE 472 1974 and ANSI C37 90A 2500V decaying in 6 microsec Physical Characteristics Environment Temperature Humidity Shock Vibration EMI RFI Dimensions Weight 0 to 60 C ambient 0 to 95 non condensing 10 G for 11 msec 625 G 50 500 Hz Per MIL STD 461B Per FCC Class A 1 62 in 41 8 mm X 6 00 in 152 4 mm X 11 00 in 279 4 mm 2 0 Ibs 91 kg NOTES The B353 001 Input Module is compatible with the B352 001 Output Module without the use of additional components GOULD Electronics PI B354 001 Rev C B354 001 220 VAC Output Module DATA SHEET The Gould B354 001 Output Module consists of eight independent and isolated 220 VAC output circuits FEATURES e Eight independent 220 VAC outputs e Circuit isolation of 1500 VAC e Field side status indicators e Transient protection e Surge withstand capabil
58. are not required Digital panel meters should have tri state outputs if both channels are used Notice from the diagram that two BCD devices or channels are multiplexed to the B371 on one 12 line BCD bus These channels are con trolled by two strobes Strobe 1 and Strobe 2 These strobes alternately select in true high format each channel at a through put rate suffi cient to update both channels on each scan of the Micro 84 The B371 terminal strip shown on the diagram is the front panel connector This connector contains a removable male plug that contains 15 screw terminals It is easily GOULD Electronics removed which allows you to quickly replace the B371 without disturbing field wiring For this wiring you can use shielded or un shielded wiring having a wire size of 14 to 22 AWG The terminals are clearly marked This allows you to make your field wiring connections quickly and easily Besides the connector with its removable plug a FAULT indicator is also located on the front of the BCD Register The indicator is a troubleshooting aid It turns on whenever the internal diagnostic test detects a failure This test continuously exercises the following B371 s internal circuits random ac cess memory RAM read only memory ROM and communications circuitry during each scan of the Micro 84 For predictability and safety if the test detects multiple consecutive failures it stops the Micro 84 s scanning op
59. arity Reversal Polarity reversal to the external power terminals will blow the power supply fuse No damage will occur to the power supply controller or 1 0 modules Current Draw 3A max 5A operating Fuse 5A Environmental Requirements Ambient Room Temperature mainframe 0 to 60 C Ambient Room Temperature programming panel 0 to 40 C Relative Humidity 0 to 95 non condensing Shock 10 G for 11 msec Vibration 625 G 50 to 500 Hz EMI electromagnetic Interference MIL STD 461 B MI magnetic interference HELM HOLTZ Co 1 RFI radio frequency interference FCC Class A SWC surge withstand capability IEEE 472 1974 amp ANSI C37 90A Table 3 2 MICRO 84 Specifications 3 3 CONTROLLER The MICRO 84 controller Model M84A is contained within a rugged metal housing that is designed to screw mount into a standard 8 deep NEMA rack The controller can also be screw mounted onto a wood mounting panel Located on the housing front is a five screw terminal strip and two indicating lights The terminal strip is used to connect external AC power to the MICRO 84 system The upper indicating light POWER is illuminated when external AC power is applied to the power supply The lower indicating light RUN is on when the processor is solving the logic networks Refer to Figure 3 3 3 3 Figure 3 3 MICRO 84 Controller Located on the bottom of the controller are two female sockets that are used in connecting peri
60. at reference number to appear in the REF display The DATA display continuously shows the data or status of the new reference number Examine Mode Pressing the REF key while in the EXAMINE mode causes the reference number in the REF display to increment by one and the data or state of the new reference number to appear in the DATA display Entry of an invalid reference number causes an error code to appear in the DATA display In the SHIFT mode pressing the REF key causes the PREVIOUS REF command to occur This decrements the reference number viewed in the REF display by one and the data or state of the new reference number appears in the DATA display The programming panel is aware of the controllers memory size and automatically provides wraparound if incrementing or decrementing the reference number exceeds the maximum limit Any reference number may be used For sequencer reference numbers incrementing decrementing and wraparound effect only the two righthand digits If the input logic element being examined is disabled the DATA display indicates the condition by placing a small d in front of the ON or OFF mnemonic Output coils will show only their ON or OFF condition and not if they are disabled The disabled condition of a coil can be determined in EXAMINE mode when the cursor is on the coil While examining a reference the power flow display and the Element Status light continue to show the power condition
61. ate a diagnostic test of the Programmer circuits The COMM OK status display should illuminate During this sequence scan time is increased significantly All liquid crystal display segments turn on allowing the user to visually verify that all the segments are operating turned on Refer to Figure 4 1 for an illustration of the P370 displays NETWORK S SHIFT i 88 al k a a a COMM OK Y REFERENCE L ak JENTER a B6858 4 EXAMINE E alk T Bia Figure 4 1 P370 Programmer With All Display Segments Lit The display segments remain on for approximately 2 5 seconds and then turn off After another 2 5 seconds network 1 is displayed with the cursor at row 1 column 1 If the internal diagnostic tests detect an error between the controller and the programming panel the error code will be displayed in the DATA area Refer to Appendix A for an explanation of the error code When not actively using the P370 it should be removed from the controller and stored in an appropriate environment 4 3 SYSTEM CHECKOUT AND MAINTENANCE The Disable function see Section 6 can be used during the checkout and maintenance of the control system In checking out a system the disable function can be used to verify the proper wiring and operation of all discrete output coils Each output is displayed on the P370 Programmer and then disabled The coil can be cycled ON OFF ON OFF etc and proper operation of the discrete device observed It
62. aulwexg 8381S PIOH 10143 sOSsIAJadnS 1043 uolyeoIUNWIWOD Aa 101JUOD Jaued JOM 2SN apo lJosiuadns 9PON 19 U3 SPON eulmexy 6 16 7 1 NETWORKS SECTION 7 PROGRAMMING THE MICRO 84 The basic element used in programming the MICRO 84 Programmable Controller is the contact A contact can be either normally open or normally closed Associated with each contact is a logic element indicating whether the contact is normally open or normally closed and a reference number The reference number ties the logic element to a specific connection on the I O input module The input used to control the status of a contact is called a discrete input i e it turns the contact either to the non normal condition or returns it to the normal condition Another type of input that can be used is numeric data This information is stored in an input register Each register also has an associated reference number A coil is another logic element and its state energized or de energized is determined by the various inputs that control it A coil is an output used to control a specific piece of user equipment or as input to another network Each coil is associated with a specific reference number In the MICRO 84 each program element occupies one or two nodes The nodes are arranged so that seven elements can be entered horizontally a rung on the ladder Up to four rungs can be combined to form a network A network then is
63. automatically after the power up diagnostics have successfully completed The cursor is positioned at row 1 column 1 of network 1 In the Enter mode new information is entered into the programmer for subsequent entry into the controller This can be new nodes updating existing node information reference element type register values etc 6 1 3 Supervisory Mode 6 1 4 Error Mode 6 2 DISPLAY AREA The Supervisory mode allows the user to enter and initiate the supervisory commands for the controller s internal memory In the event of a programmer or controller error condition diagnostic error communication error or user error in entering data the programmer automatically enters the error mode and displays the appropriate error code Depending on the error code present certain keys will be operational The RESET key or the SHIFT RESET keys are used to recover from an error condition see Appendix A The upper section of the programming panel is the LCD and consists of three display areas e Reference Data e Node and Element e Status REFERENCE DATA l Figure 6 2 Reference Data Area 6 2 6 2 1 6 2 1 1 6 2 1 2 6 2 1 3 The intensity of the display can be controlled by the knurled slotted plastic screw on the bottom of the panel Rotating the screw clockwise increases the intensity of the display Reference Data Area The reference data area contains three separate displays network refe
64. by the user s logic program It is in this area that the relay ladder diagram logic is stored Once the ladder diagram program is entered into memory it remains there until deliberately changed by the user The program is not altered by power failure or power off conditions The P370 Programming Panel is attached through a cable to a connector on the controller housing This allows entry of instructions and data and also permits previously entered information to be monitored and changed 2 1 3 Power Supply The Micro 84 can include either an AC or DC power supply The options are listed below by controller part number AS M84A 001 or 002 M84A with AC Power Supply AS M84A 101 or 102 M84A with DC Power Supply The AC power supply operates on 115 VAC or 220 VAC 50 60 Hz The appropriate voltage is jumper selectable see Section 3 The DC power supply operates on 24 VDC No adjustment or maintenance of the power supply is required A lamp indicates power ready status No external cooling is required however free air circulation must be provided The power supply has sufficient capacity to operate the P370 Programming Panel the input output modules and the processor 2 1 2 2 2 2 1 INPUT OUTPUT 1 0 MODULES A MICRO 84 Programmable Controller can communicate with up to 112 input and output points I O modules are either input or output and are discrete register or analog Each module can be connected to eight I O points The con
65. ccccccccocc eee tenes 3 5 3 5 COMPONENT MOUNTING oocccccccccccrccc ro 3 6 3 6 SYSTEM WIRING 000000000 cos der ai bee ta he a ewe hes 3 6 3 6 1 Power Connection fd evant dial 3 6 3 6 2 VO WING 3003 ees debra waste Geta Petes A ante aa 3 7 3 6 3 WO Module Addressing 0 cece cece een eens 3 8 4 SYSTEM CHECKOUT 4 1 CONTROLLER OPERATION 02 ccc cece eee eee teen ene 4 1 4 1 1 Power Up Sequence 0 cece ee een eee nee 4 1 4 1 2 Power Down Sequence 2 cece eee tenet eens 4 2 4 2 P370 PROGRAMMER OPERATION 00 cece cence eens 4 2 4 3 SYSTEM CHECKOUT AND MAINTENANCE 0 0 0 00 ee euee 4 3 5 THEORY OF OPERATION Salt OR 5 1 5 2 INPUT OUTPUT 10 MODULES 0 ccc o 5 1 5 2 1 Discrete I O Modules 0 ccc ccc tenet et ences 5 2 5 2 2 Register Modules cocoa cada aida enh ood 5 2 SECTION SECTION 6 P370 PROGRAMMER 6 1 PROGRAMMER OPERATING MODES 6 0 cece eee eee 6 1 6 1 1 Examine Mode is iaa A A A 6 2 6 1 2 Enter Mode arar id A BX ata Pee 6 2 6 1 3 Supervisory Mode o oocooccccor nrs eee eee ten eee 6 2 6 1 4 Error MOJO ci eee tk E Be ea ea meee 6 2 6 2 DISPLAY AREA citeret nc a eee da ine hed See ae E 6 2 6 2 1 Reference Data Area rsi winds ke ee A a eS 6 3 6 2 1 1 Network Display s isc ad ote a aa a 6 3 6 2 1 2 Reference Display c ccc cree cera recente ene neat teenies 6 3 6 213 Data Display iii ob
66. configuration rules a b c d e The maximum number of discrete inputs and outputs combined cannot exceed 112 A maximum of 14 discrete modules may be installed in one system A maximum of eight discrete input or eight discrete output modules is allowed A maximum of 2 analog or register input modules may be installed on one system A maximum of 4 analog or register output modules may be installed on one system Analog or register modules must be physically mounted to the right of all discrete modules see Figure 2 2 26 5 in y 673 mm _ A ES ee Se Discrete I O Modules Discrete Expanded System Only Analog or Register I O Modules Figure 2 2 Expanded System Configuration Diagram Surge withstand specifications for a configuration with more than 8 modules of any type is 1000 VRMS If a system has 8 or less modules which are mixed discrete and register the surge withstand rating is 1500 VRMS Systems having a configuration with 8 or less discrete modules have a surge withstand rating of 2500 VRMS IEEE 472 1974 ANSI C37 90a NOTE When recording and then reloading a program into the same controller remove the P371 Program Pack and then reinsert it before loading the program This procedure prevents the occurence of false error conditions 2 3 PROGRAMMING DEVICES The principal peripheral devices which allow the user to interface with the MICRO 84 Programmable Controller are the P370 Program
67. d followed by network 2 3 etc until all networks are solved The controller then returns to solve network 1 again The time it takes from the completion of solving any network on one scan until that network is again solved on the next scan is the scan time of the controller Within each network logic elements are solved from the left rail towards the right rail and on a column by column basis The numeric contents of a register once updated can be used by all subsequent logic elements in a network in the same or next column All inputs and outputs are updated only at the end of each scan Scan time varies depending upon the amount and type of logic entered 5 2 INPUT OUTPUT 1 0 MODULES The MICRO 84 input output modules isolate the internal processor from the external user supplied devices This isolation prevents electrical noise from affecting processor operation The processor responds to the condition of an external device on off or numeric value There are two major groupings of I O modules e Discrete I O e Register I O 5 2 1 Discrete I O Modules Each discrete I O module can be connected to a maximum of 8 discrete devices A discrete device is one that can be either ON or OFF Reference Type of Device Numbers Processor Input Pushbutton 1001 1032 M84A 001 switches Limit 1001 1064 M84A 002 switches etc Output Lights 0001 0032 M84A 001 motor starters 0001 0064 M84A 002 etc 5 2 2 Regist
68. d the controller POWER light illuminates indicating the power supply is fully operational The RUN light does not illuminate unless the controller has been started and the terminator plug is in the right hand connector The controller is started initially using Supervisory Code 2 which is entered from the P370 Programming Panel The controller is started also when using the program pack to load a program into the controller If power is applied power light on and the controller is not running the second push of the program pack pushbutton starts the controller See Section 8 Also if the controller was running when power was removed it will be running when power is once again reapplied Once started the processor s memory is fully operational CAUTION During the power up sequence AC output modules may cause the false triggering of certain loads for one half cycle The loads that are most susceptable are Latching relays Fast acting solenoids Hydraulic pneumatic valves Latching circuits Motor starter with seal contact Special circuit designs have been incorporated into the AC output modules to minimize this false triggering However applications using fast reacting or latching devices that initiate mechanical action may be a hazard due to false triggering Power Up Sequence During the power up sequence the processor logic executes a program of diagnostic tests to ensure that all system hardware is functioning properl
69. d as to which is channel 1 and which is channel 2 so that you can con nect the varying d c voltage operation to either or both channels i The voltage input is actually a differential input to achieve high accuracy and significant noise immunity Moreover you can make the connec tions without adding more electronic components Besides the terminal strip an OUT OF RANGE diagnostic indicator for troubleshooting is also located on the front of the B373 module It flashes whenever the input is out of its pre scribed range 0 10 VDC This indicator will also show that one of the input wires is either shorted to ground or open Both Channel 1 and Channel 2 inputs are iso lated from each other In addition the inputs are isolated from all I O modules connected to the Micro 84 and from the Micro 84 controller itself GOULD Electronics The B373 is easy to install First it is housed in right rear side This termination connector is a lightweight shielded durabie Lexan case It shipped with the Micro 84 controller To mini contains mounting brackets at the rear of the mize installation costs the Micro 84 provides case which simplifies installation Next it can the B373 with all operating voltages thus be mounted anywhere in the I O structure Con eliminating the need for a separate power nectors located on the left and right rear sides supply of the case plug into similar connectors on ad jacent modules The B
70. d for special I O housings A termination con nector is shipped with the Micro 84 main frame to be used when the module is at tached to the extreme right bus location User connections are made to a standard screw terminal strip This strip is compati ble with an optional Fanning Strip P N 0212 012 which allows quick module replacement without disturbing field wiring Data bus connections are made with stan dard interface connectors These connec tors allow the B356 Output Module to be placed in any location in the I O structure without interfering with other module operations GOULD Electronics TERMINAL NUMBERING 3 RE UHN OUTPUT t O Lig output 2 2 ps y ouTeut 3 G 7 za E D an l our OUTPUT 4 a ANISTON OUTPUT 5 OH EE OUTPUT 6 f OUTPUT 7 EB output 8 8 DC SOUR E 24 VDC 1 4 eave 24 voc 5 8 OA A Sure tes ee oc RETURN ir B356 001 OUTPUT MODULE B356 001 OUTPUT MODULE TERMINAL SIMPLIFIED SCHEMATIC NUMBERING AND CONNECTIONS SPECIFICATIONS Electrical Characteristics ON Current 2 0A max continuous Surge Withstand Per IEEE 472 1974 and per output 10 0 A max per module Surge Current 5 A max for 10 ms Working Voltage 18 to 30 VDC Transient Voltage 50 VDC for 10 ms ON Voltage Drop 12Vat2A OFF Load Current 1 mA max Module Characteristics Topology 8 outputs per module Isolation Voltage 1500 VDC for 10 sec Response Time ON to OFF 1
71. e Current 50A max for 1 cycle Isolation Voltage 1500 VAC RMS for 60 sec Working Voltage 80 to 130V rms Response Time ON to OFF 8 3 msec 47 to 63 Hz OFF to ON 8 3 msec Transient Voltage 200V rms max for Surge Withstand Per IEEE 472 1974 and ANSI 1 cycle Capability C37 90A 2500V decaying in 6 150V rms max for microsec 10 seconds Physical Characteristics ON Voltage Drop 1 2V at 2A typical Environment OFF Current amA max Temperature 0 to 60 C ambient Humidity 0 to 95 non condensing Shock 10 G for 11 msec Vibration 625 G 50 500 Hz EMI Per MIL STD 461B RFI Per FCC Class A Dimensions 1 62 in 41 8 mm X 6 00 in 152 4 mm X 11 00 in 279 4 mm Weight 2 0 Ibs 91 kg CAUTION During the power up sequence AC output modules may cause the false triggering of certain loads for one half cycle The loads most susceptible are latching relays fast acting solenoids and latching circuits Special circuit designs have been incorporated to minimize this false triggering However applications using fast reacting or latching devices that initiate mechanical action may be a hazzard gt GOULD Electronics PI B351 001 Rev C B351 001 115 VAC Input Module DATA SHEET The Gould B351 001 Input Module consists of eight independent and isolated 115 VAC input circuits Y y FEATURES e Eight independent 115 VAC inputs e Circuit isolation of 1500 VAC e Field side status indicators e Transient protec
72. e Supports mixed Modicon PC network GENERAL DESCRIPTION The J375 Modbus Adapter is a communica Run Comm Active and Error These tions interface module for the Micro 84 indicators display both operating status controller As such it interfaces the Micro and trouble indications You can use these 84 to a Modbus industrial communication indicators for fast troubleshooting system It allows the Micro 84 to be a slave PC to a Modbus master The J375 provides dip switches at the rear fi f d The adapter is packaged in a modified gt NASA Micro 84 I O module case This case is made of Lexan molded plastic with mount The Modbus adapter supports function ing brackets located on the rear of the codes 1 8 and 15 19 In addition the J375 case This makes the J375 lightweight and aliows simultaneous use of both the Mod easy to install bus port and P370 port In the event of a flict the adapter gives the Modbus port The J375 provides port connections for the SONi ade following A P370 Micro 84 Programmer an the higher priority and D P370 port RS 232 C device and a Micro 84 controller monitors operations only i vadditiaan theadapteris equipped with The J375 assures maximum system Pager integrity through parity and message factory selectable options for 115 220 VAC redundancy checks exception E power The J375 contains its own power loopback diagnostics and automatic retries supply that generates all operating voltages
73. e output modules screw terminals 1 through 8 connect the MICRO 84 to specific user control devices Input addresses range from 1001 through 1032 1064 for the M84A 002 while output addresses range from 0001 through 0032 0064 for the M84A 002 Refer to Figures 3 8 and 3 9 for the wiring scheme for input and output modules INPUT OUTPUT NEUTRAL Figure 3 8 Input Module Wiring Figure 3 9 Output Module Wiring 3 7 3 6 3 I O Module Addressing The proper addressing of the I O modules is accomplished automatically by the controller The closer to the controller the lower the I O module s address This allows for the installation of additional 1 O modules without disturbing the existing I O module addressing sequence Refer to Figure 3 10 PROCESSOR INPUT OUTPUT ADDRESSES 1001 0001 TO TO 1008 0008 PROCESSOR INPUT INPUT OUTPUT OUTPUT ADDRESSES 1001 1009 0001 0009 TO TO TO TO 1008 1016 0008 0016 PROCESSOR INPUT INPUT OUTPUT INPUT OUTPUT ADDRESSES 1001 1009 OOO 1017 0009 TO T TO T TO 1008 1016 0008 1024 0016 REGISTER REGISTER PROCESSOR INPUT OUTPUT INPUT OUTPUT ADDRESSES 1001 0001 300i 4010 TO TO AND AND 1008 0008 3002 4012 Figure 3 10 I O Addressing 4 1 4 1 1 SECTION 4 SYSTEM CHECKOUT CONTROLLER OPERATION After securing the MICRO 84 controller using the two mounting screws and ensuring proper external AC power connections are made AC power can be applied to the controller When AC power is applie
74. ed to Micro 84 Environmental Requirements Operating Temperature Humidity Shock Vibration EMI MI RFI Surge Withstand Capability SWC Dimensions W x H x D Weight Termination Cable Wire Size Construction indicator WATCHDOG TIMERS ANO ERROR DETECTION raut ar E ar 0 to 60 C 0 to 95 non condensing 15 G for 11 ms 0 625 G 50 500 Hz MiL STD 461 B Helmholtz coil 20 Gauss FCC Class A IEEE STD 472 1976 ANSI C37 90A 1976 2500V 1 5 MHz for 6us coupled and radiated 1 63 in x 10 50 in x 5 50 in 41 40 mm x 266 70 mm x 139 70 mm 1 Ib 0 45 kg Screw terminals on removable wiring strip 25 feet maximum longer if shielded Cmax 047 Two 18 AWG max Lexan FAULT on when diagnostics fail OUTPUT REGISTER DRIVERS amp PROTECTION 2 LINE OUTPUT do FIELO DEVICES STROBE DRIVERS a PROTECTION DATA RETURN ISOLATION BARRIER B370 BCD Register Output Module Block Diagram B370 TERMINAL STRIP STROBE 1 GROUND 800 400 ENABLE LATCH ED DISPLAY OR OTHER BCD DEVICE REQUIRES 5V 200 100 80 40 20 10 8 4 1 J w GAS BCD 800 BCD 400 ala BCD 200 A BCD 100 aig BCD 80 Bi t BCD 40 L A BCD 20 4 L da EE CERAS GARA 4 BCD 10 t 4 BCD8 t aco ena paea i H Bco 2 gt gt T ad HEEREN O PA E 124
75. ed to the real world The capability for placing the preset for a timer or counter into a register and referring to that register in the upper element of the logic The preset is no longer fixed since the contents of the register and thus the preset can be altered at any time An LED indicator on the Processor that indicates when lit that the logic is being processed The technique of examining or solving logic networks one at a time in their numeric order After the last network is solved the next scan begins at network one logic is always solved in this fixed cyclic process Circuitry designed using only integrated circuits transistor diodes etc no electro mechanical devices such as relays are utilized High reliability is obtained with solid state logic which would be degraded by depending upon electro mechanical devices A logic element used to measure and record the time of an event or sequence of events Timers can accumulate time in either seconds or tenths of seconds C 2 APPENDIX D I O MODULE DATA SHEETS This appendix is included to provide a place in which to store the I O module data sheets that are packed with each module There are two types of modules that are available for use with the MICRO 84 discrete modules and register modules DISCRETE MODULES A discrete module is used to isolate convert and condition discrete signals that pass between the user s device being controlled and the MICRO
76. elements counters timers arithmetic operations When the cursor is positioned on a node only one section of the element display illuminates indicating the type of element contained within that node If the cursor is placed on the top node of a double node element only the top node is displayed See Figure 6 4 Element Display Area 6 2 3 Status Indicators Five status indicators are contained on the right section of the programming panel Four of the indicators are a part of the LCD display while the fifth ELEMENT STATUS is on the face of the panel 6 3 Figure 6 4 Element Display Area COMM OK ENTER EXAMINE Figure 6 5 Status Indicators 6 4 6 3 KEYBOARD SHIFT Indicates that the next keystroke will have its shifted value The legends printed on the panel indicated the shifted function while the legend on the key caps indicated the normal unshifted function COMM OK Indicates that the connection between the panel and controller is secure ENTER Indicates that data is being changed When the ENTER pushbutton is pressed the data that is displayed on the programmer is entered into the controller The ENTER indicator remains on until the data is transferred and entered into the processor After the data is entered the ENTER indicator is extinguished and EXAMINE is illuminated EXAMINE Informs the user that the logic element under the cursor s position is being viewed in the reference data node disp
77. er Modules Register modules provide the capability of handling numeric values 000 999 within the Micro 84 Programmable Controller These values are represented either in binary coded decimal BCD or as an analog voltage or current These numeric values can be either received from an external device or sent to an external device The following list describes the type of register module and its associated reference numbers Reference Type of Device Numbers Processor Input Thumbwheel 3001 3004 Both Panel meter Temperature Pressure and Flow transducers etc Output Digital 4010 4012 M84A 001 display Valves 4014 4016 positioning devices etc 4010 4012 M84A 002 4014 4016 4018 4020 4022 4024 6 1 SECTION 6 P370 PROGRAMMER The P370 Programmer Figure 6 1 is the primary interface for the programming and monitoring of the MICRO 84 Programmable Controller The programmer is a rugged portable hand held unit that contains a function keyboard and a liquid crystal display LCD The LCD consists of a 4 row X 7 column node display and shows the power flow in a network in relay ladder diagram form When a logic element is programmed into a specific row and column that location is indicated by a node or point of light on the network display The actual element is not shown Specific information about an individual logic element the logic element under the cursor is displayed in the REFERENCE DATA STATUS and Ele
78. er eins etd testa hotness 6 3 6 2 2 Node and Element Display 0 0 cece eee eens 6 3 6 2 3 Status IndiGators A BNE Ae a ee Nees 6 3 6 3 KEYBOARD ovio eee dente Phas See teat a ba cd ON wee heb ee 6 5 6 3 1 Numeric KEYS 245 oA4 ea a in Ae A data candies eat 6 6 6 3 2 Logic Element KeyS eea cece cece tenet eens 6 6 6 3 3 Cursor Control KeyS 0 000 c eet eeeeee een teeta eens 6 6 6 3 4 FUNCION KOYS oi ii a a Bae waa a 6 7 63 44 SHIFT iia ta crs eh bare sd alee oe Raa aa Sa cian 6 7 6 3 4 2 A SHIFT DEFINEA 0 ccc ccc eee teen eens 6 7 B SHIFT DEFINE B 0 cece eee eet eens 6 7 0 3 4 3 SUPV ic A ere rene eee Wadena eae 6 8 6 39 44 CLEAR 22 5 ora dace A ii 6 9 6 3 4 5 HOLD cercos rara da ads a a A Gen 6 9 6 3 4 6 RESET SHIFT RESET 0 ccc cnc eect eee ett t ee neaes 6 9 6 3 4 7 REF SHIFT PREVIOUS REF 00 0 0 c cece eee eee eens 6 10 6 3 4 8 NET SHIFT PREVIOUS NET 0 cece cee eee eee teens 6 10 6 3 4 9 SRCH SHIFT CONTINUE SRCH 0 0 cece eee 6 11 0 9 4 10 ENTERO oia ata in Pada E A A 6 11 6 3 4 11 SHIFT ENTER VALUE 0c cece eee eee ro 6 13 6 3 4 12 DISABLE SHIFT FORCE 0 ccc cece ete ee teen neeee 6 14 6 3 4 13 FORCE SHIFT DISABLE 0 0 cece eee teeta eeete 6 14 6 4 MEMORY PROTECT KEYLOCK SWITCH 0 0c cece cece neces 6 14 6 5 PROGRAMMER OPERATIONS 0 00 cece cee cece teen eeneaee 6 14 fA NETWORKS 000 t
79. eration and turns on FAULT In addition to the FAULT indicator Gould pro vides for an optional data change switch This switch when closed prevents the B371 from reading incorrect values whenever you change thumbwheel settings or change settings of other field devices Instead of a switch you SPECIFICATIONS Electrical Characteristics Input Range 0 8 VDC Levels TTL or CMOS compatible Bus Inputs Logic 0 lt 0 7 VDC Logic 1 gt 2 4 VDC Strobe Outputs Logic 0 lt 0 4 VDC O 2 mA Logic 1 gt 4 0 VDC 2 mA Input Output Protection 240 VAC continuous Circuit Characteristics Topology Two 3 digit channels Passive or Active tristate True High BCD Nos 3001 amp 3002 or Nos 3003 amp 3004 Field Device Register Format could use a keyswitch to prevent unauthorized tampering of thumbwheel or other field devices The BCD Register is easy to install First it is housed in a lightweight shielded durable Lexan case lt contains mounting brackets at the rear of the case which simplifies installation Next it can be mounted anywhere in the I O struc ture Connectors located on the left and right rear sides of the case plug into similar connec tors on adjacent modules This plugging action automatically connects the B371 to the data bus of the Micro 84 If the B371 is the right most module in the I O struc ture you plug a termination connector into the connector located on
80. es report coil usage tables and perform element searching Network Editing offers the additional capability of deleting replacing exchanging compressing and expanding networks Four Tape Loader functions allow the user to Load from the P190 tape to the Micro 84 2 Record the Micro 84 memory onto the P190 tape 3 Compare the Micro 84 memory with the P190 tape 4 Write the Micro 84 memory onto the program track The Load function allows the user to construct new programs by loading and later editing selected networks from a previously prepared program Record enables the user to preserve a copy of the program on a P190 tape for later use A program may also be recorded on a Micro 84 program pack by Writing the program pack function Compare is used to verify that the Micro 84 con troller s memory contains the same program as that on a P190 tape Comparison may be per formed on all memory selected networks or selected registers The user may also select a log and pause or continuous log mode for report ing miscompares The Programmer Tape Loader cartridge plugs directly into the P190 tape transport Local use requires a Gould Modicon J375 Modbus Interface Remote use requires a J375 plus Gould Modicon J378 and J478 modems or commercial equiva lents A P190 cable either AS W806 OXX or AS W364 0XX provides the communications link between the P190 and J375 When using a J375 the user must set port param
81. essed the register number assigned to that key appears in the reference display and the current contents of the register appear in the data display This allows the user to recall a register 4010 or 4020 and view ts contents using one keystroke Normally five keystrokes 4 digit register number and REF are required to recail a register and its contents The register number assigned to the A and B keys can be changed to any of the available registers 40XX only whose contents are viewed frequent ly These new assignments will be in effect until changed i e assign ments are not affected by power down To change the assigned register number enter the desired register number into the data display then press SHIFT A or SHIFT B as appropriate The SHIFT is required to choose the DEFINE A or DEFINE B function The register number entered appears in the reference display and the register contents appear in the data display During this interval the element display goes blank NOTE The redefined A and B register assignments will not be maintained when the user s program logic is dumped to the P371 Program Deck When the logic is reloaded the 4010 and 4020 assignments will be in effect 6 3 4 3 SUPV The supervisory mode can only be used if the Memory Protect feature is OFF It is entered by pressing the SUPV key When in any mode other than the supervisory mode pressing the SUPV key causes the following displays to blank networ
82. eters and address selection on both the J375 and P190 programmer A hard copy printout of the P190 programmer s CRT screen is obtained by connecting an RS 232 C compatible printer to the P190 programmer s second communications port GOULD Electronics REMOTE PROGRAMMING BELDEN NO 8777 CABLE OR EQUIV MA 1805 000 CABLE 4478 WISI OXX MODEM MNOTE COMMERCIAL MODEMS MAY BE SUBSTITUTED FOR J378 A 4478 MODEMS LOCAL PROGRAMMING sE 7H SH re a a i AS W806 OXX CABLE OR AS W364 OXX CABLE MA 1805 000 CABLE AS TM84 001 TAPE SPECIFICATIONS Operations Start PC Stop PC Program Tape Loader Attach Detach Clear PC logic and or references PC Configuratio Element and Network Editor Read Network Edit Network Force On Off Enable Disable Hold Release Reference Display Coils Used Full Reference Display Partial Referenc Search Display Search List Print any P190 NETWORK 1 01 ne 1618 1611 ACCUNULATOR REF ADO SUB ib Network Editor only Create Network Delete Network Dummy References or Presets Replace Network Flip Network Exchange Network Expand Compress n Network Tape Loader Load Record Compare Program Pack Load PC All Memory Selected Networks Selected Registers e Display Record PC Set Title Set Date display Set Serial Number CURSOR ROW 2 hp COL 4 COEN REF 4982 pnt a A DATA
83. except for voice communications The J378 does not have voice communication capability The J378 attaches to the right side of the J375 Modbus Adapter through the RS 232 C port on the adapter Attaching the modem to the adapter dedicates the RS 232 C port for use by the modem The J378 interfaces with the Modbus twisted pair cable network through four terminals on the front of the modem You simply connect the twisted pairs directly to the terminals on the front of the unit The terminals are clearly marked as to which is receive and which is transmit The J378 supports the Modbus 4 wire twisted pair cable network only The J378 uses four LED indicator lights to display operating status XMIT D Transmit Data to cable RCV D Receive Data from cable CD Carrier Detect from cable RTS Request to Send from J375 Adapter GOULD Electronics MODBUS MASTER UP TO 15 000 FT 4762M 4 WIRE TWISTED PAIR CABLE 8 07 M UP TO 500 FT 150 M J375 MODBUS ADAPTER SLAVE PROGRAMMABLE CONTROLLER PROGRAMMABLE CONTROLLER WITH MODEM MODEM UP TO 32 SLAVE UNITS SLAVE MICRO 84 CONTROLLER Typical Modbus Network Showing Placement of J378 Modem Within Network MICRO 84 CONTROLLER MICRO 84 TO ADAPTER COMM LINK CONTROLLER P370 ADAPTER CAN BE MOUNTED EITHER ABOVE OR BELOW THE CONTROLLER AS A STAND ALONE DEVICE
84. f the Micro 84 Controller If the B374 is the right most module in the I O structure plug a termina tion connector into the connector on the right rear side This termination connector is supplied with the Micro 84 controller Field wiring is also easy to install Connect field wiring to front mounted screw ter minal strip It is recommended that you use shielded twisted pair cable with insulating jacket to minimize radiated interference The terminal strip is compatible with an optional Fanning Strip P N 0212 012 which allows quick module replacement without disturbing field wiring Al terminals are clearly marked for their intended function The B374 requires an external power supply for its operating voltages This same power supply can also be used to power one or both current loops Besides the terminal strip a POWER indi cator is also located on the front of the B374 module as a troubleshooting aid This green indicator is on when the external power supply is connected to the module When the POWER indicator is off it shows that the module is not receiving its oper ating voltages and thus will not operate The screw terminal strip provides terminals that allow you to use a voltmeter to monitor the output current Just connect a high impedance voltmeter between the VOLTAGE MON 1 or 2 and CURRENT SOURCE 1 or 2 as shown in the Terminal Numbering and Output Connections dia gram The voltage will range fro
85. good logic and reattempt Could also be caused by using the wrong program pack controller combination memory size mismatch 3 If error reoccurs after attempting to restart and program pack has i not been used to load new logic a hardware problem exists call your distributor 61 An error has occurred Check to ascertain proper installa in the Input Output tion of terminator plug see i section of the con Section 3 Retry To clear errors with an asterisk press SHIFT RESET errors without an asterisk press RESET All errors can be cleared using the SHIFT RESET sequence troller 2 Bad controller Remove all I O modules insert terminator plug in controller Retry If no error controller is good 3 Bad O module Reinstall the modules and terminator plug removed in step 2 one at a time and retry Error will occur when faulty O module is installed Replace the module i A 1 Table A 1 Error Messages Cont ERROR CODE MEANING REMEDY An error is detected 1 Reattempt to start the con in user logic during troller from the programmer the power up sequence SHIFT RESET 2 Reload the user logic from the program pack 3 Clear controller memory SUPV1 SUPV3 then SUPV2 and reprogram the controller Check cable connections between programmer and controller and retry Retry using another
86. gram pack also allows a logic program generated on one controller to be transferred loaded into another controller with a minimum of effort NOTES Only the user generated logic program is dumped to the program pack The contents of all holding registers and the redefinition of the A and B keys are not transferred Be sure the Program Pack used matches the controller i e only use the 1K P371 001 with M84A 001 and the 2K P371 002 with M84A 002 Before transferring the user s logic program the MICRO 84 automatically erases the memory that is to receive the program e g when dumping a logic program to the program pack the first step that the controller performs is to erase the memory in the program pack Figure 8 1 Program Pack 8 1 P371 PROGRAM PACK INSERTION The program pack fits into a slot in the bottom of the MICRO 84 Controller Insert the male connector on the program pack into the slot on the controller Push on the base of the program pack so that it mates firmly with the controller When not actively using the Program Pack remove it from the controller and store it in a safe place Do not press the orange button while inserting the pack into the mainframe 8 1 NOTE When recording and then reloading a program into the same controller remove the P371 Program Pack and then reinsert it before loading the program This procedure prevents the occurence of false error conditions 8 2 DUMPING STORING A PROGRAM T
87. h vertical connector 2 E Move cursor to 1 2 3 0030 4011 Enter 1 second timer 4011 with 30 second preset 4 gt Move cursor to 1 3 5 0002 o ENTER Enter coii 0002 with a vertical H E connection 6 r Move cursor to 1 4 7 0030 SHIFTI T1 0 4012 ENTER Enter 1 second timer 4012 with 30 second preset 8 Move cursor to 1 5 9 0003 Enter coil 0003 To check oscillator operation 10 4011 SHIFT DEFINE A Define A key to 4011 11 CLEAR Clear data area 12 Get 4011 and monitor timer B 2 B 3 REAL TIME CLOCK 10 11 12 13 14 15 16 17 HOUR 4013 MIN 4014 KEYSTROKES coos FRE lena Ae SEC 4015 COMMENTS Enter horizontal connector Move cursor to 2 1 Enter NC contact 0004 Move cursor to 3 1 Enter horizontal connector Move cursor to 1 2 0060 4015 ENTER Enter 1 second timer 4015 with 4 y y FILA E preset of 60 seconds and vertical connector Move cursor to 3 2 Enter horizontal connection Move cursor to 1 3 Enter coil 0004 Move cursor to 2 3 Enter NC contact 0005 Move cursor to 3 3 Enter horizonta connector Move cursor to 1 4 0060 SHIFT CTR 4014 1 JENTER Enter counter 4014 with preset of B 3 0060 minutes and vertical connector STEP KEYSTROKES COMMENTS 18 Move cursor to 3 4 19 e elENTER Enter horizontal connector 20 Ediki Move cursor to 1 5 21 0005 Enter coil 0005 22 y M
88. hannel 2 inputs are isolated from each other In addition the inputs are isolated from all I O modules connected to the Micro 84 and from the Micro 84 controller itself The B375 is easy to install First it is hous ed in a light weight shielded durable Lex an case It contains mounting brackets at the rear of the case which simplify installa tion Next it can be mounted anywhere in SPECIFICATIONS Electrical Characteristics Input Range 4 20 mA or 1 5 VDC 1 of 999 counts 16 yA per count Resolution current mode 4 mV per count 0 1 1 count 25 C 0 3 3 counts 0 60 C You can recalibrate to 0 15 ata particular temperature betwen 0 60 C Linearity 0 1 of full scale voltage mode Accuracy Input Impedance current mode 250 ohms Circuit Characteristics Topology Operating Modes 2 channels Independently selec table current or voltage Nos 3001 amp 3002 or Nos 3003 amp 3004 Register Format the I O structure Connectors located on the left and right rear sides of the case plug into similar connectors on adjacent modules This plugging action automatically con nects the Analog Input Module to the data bus of the Micro 84 If the B375 is the right most module in the I O structure you plug a termination connector into the connector located on the right rear side This termina tion connector is shipped with the Micro 84 controller To minimize installation costs the Mic
89. he cable to your B374 as shown in the CURRENT SOURCING load configuration Be sure to connect the EARTH GND IN terminal to earth ground at your facility 3 You can use either one Joop power supply or the module external power supply to power both loops provided it has sufficient drive capability 4 To meet the requirements of FCC Regulation 20780 Class A use shielded twisted pair cable to connect the power supply to your B374 It is recommended that you ground both ends of the cable as shown in the diagram B374 FIELD TERMINAL DEVICE STRIP pese 2 1 1 Ri Enis A gt CURRENT AL VOLTAGE VSINKING Loop MON POWER 4 SUPPLY CURRENT SOURCE SHIELD A MODULE VDC IN POWER SUPPLY CURRENT f SINK 2 CURRENT VOLTAGE y SOURCING LOOP MON 2 f AN Y CURRENT SOURCE 2 SHIELD EARTH Iria baa GND IN SEE NOTES FOR EARTH ADDITIONAL INFORMATION GROUND B374 4 20 mA Analog Output Module Terminal Numbering and Output Connections FROM MICRO 84 Bus o CURRENT SINK o VOLTAGE MON 1 o CURRENT SOURCE VOLTAGE TO CURRENT AMP DIGITAL TO OPTO ISOLATOR ANALOG CONVERTER SERIAL TO PARALLEL CONVERTER o CURRENT DIGITAL SINK 2 TO ANALOG CONVERTER VOLTAGE OPTO ISOLATOR TO o YOLTAGE CURRENT MON 2 AMP o CURRENT SOURCE 2 CHAN J DC POWER CHAN 2 OC POWER o 24 VOC IN
90. hen using the module at the ex treme right bus location User connections are made to a standard screw terminal strip This strip is compati ble with an optional Fanning Strip P N 0212 012 allowing quick module replacement without disturbing field wiring Data bus connections are made with stan dard interface connectors These connec tors allow the B351 Input Module to be placed in any location in the I O structure without interference to other module operation GOULD Electronics TERMINAL INPUT NUMBERS ASSIGNMENT NUMBER 75k SBS THRESHOLD SWITCH O INPUT ooi INPUT 2 002 O INPUT 3 003 O INPUT 4 004 O INPUT 5 005 INPUT 6 006 O INPUT 7 007 INPUT 8 008 O NOT CONNECTED NOT CONNECTED ay NEUTRAL B351 115 VAC Input Module B351 115 VAC Input Module Simplified Schematic Terminal Numbering and Connections SPECIFICATIONS Electrical Characteristics Circuit Characteristics ON Level 80 to 130V rms Topology 8 inputs per module less than 1000 ohms Isolation source impedance Voltage 1500V rms for 60 sec OFF Level O to 45V rms less than 1000 ohms source impedance Response Time ON to OFF 30 ms max OFF to ON 10 ms max 0 to 130V rms Visual Indicators One neon lamp per input greater than 80K ohms ON when input is ON source impedance Surge Withstand Per IEEE 472 1974 and ANSI Input Wetting 5mA typical Capability C37 90A 2500V decaying in 6 Current 80V rms input micro
91. ides of the case plug into similar connectors on adjacent modules This plugging action automatically con nects the B370 to the data bus of the Micro 84 Controller If the B370 is the right most module in the I O structure plug a ter mination connector into the connector located on the right rear side This termi nation connector is shipped with the Micro 84 Controller The B370 does not require a separate power supply It receives power from the Micro 84 Field wiring is also easy to install See the Terminal Numbering and Output Connec tions diagram for wiring your B370 to field devices You can use shielded or un shielded wires having a size of 14 to 22 AWG Just terminate the wires to a remov able 15 screw terminal male plug which is mounted on the front of the B370 This plug is easily removed which allows you to quickly replace the B370 without disturbing field wiring Besides the connector with its removable plug a FAULT indicator is also located on SPECIFICATIONS Electrical Characteristics Output Levels 2 unit loads Logic 0 0 4 VDC E 4 mA sink Logic 1 3 3 VDC O 1 mA source 0 to 24 VDC continuous Short Circuit Protection Current limit Module Isolation 8 mA typical one minute TTL amp CMOS compatible 1500 VRMS 2500 VDC for the B370 s front panel This indicator is a troubleshooting aid It turns on whenever the internal diagnostic tests detect a fail ure
92. il reference number 00XX is the discrete output from ladder logic A coil is used either to provide the control signal for an external discrete device solenoid motor starter indicator lamp etc and or as the input for an internal contact A coil can be programmed only once as a discrete output Once programmed it can be referred to as many times as desired as an internal contact More than one coil unlatched or latched can appear on a single rung Each coil on a rung is treated as if it were connected to the right rail of the network Therefore FTO is programmed in the MICRO 84 as a Wl 7 6 1 4 Latched Coil The latched coil retains its state when power is removed or fails Normally coils are reset to OFF upon power up A latched coil will not be altered and thus will retain the ON or OFF condition it had when power was removed 7 6 1 5 Horizontal Connector 0e O O The horizontal connection is a short between two nodes on a ladder logic rung The shifted horizontal connector is a horizontal open 7 6 1 6 Vertical Connector 7 6 2 Timers e Oo The vertical connector is a short between two rungs in a ladder logic network The shifted vertical connector is a vertical open Two timer rates are provided in the MICRO 84 one second and one tenth of a second These internal timers can be used to create as many logic program timers as are necessary The timer content is not lost due to a power failure
93. industrial environments e UL listed GENERAL DESCRIPTION The B371 001 BCD Register Input is an input module for the Micro 84 controller lt converts each of two 12 bit binary coded decimal BCD signals to a numerical value This value ranges from 0 to 999 The actual numerical value is directly proportional to the BCD input For ex ample if the BCD input increases 10 percent the numerical output also increases 10 percent The BCD Register takes the numerical value and transfers it automatically to input registers 3001 through 3004 Once in one of these registers the numberical value can control a timer or a counter or a sequencer lt can also be manipulated by arithmetic functions Typical ly the B371 is used in applications such as in terfacing operator control panels with the Micro 84 set point control and data acquisition Looking at the terminal numbering and connec tions diagrams notice that the inputs to the B371 come from thumbwheels keypads panel meters and other BCD compatible devices The format of this input is true high positive BCD with isolating diodes These diodes are polarized so that the anode of each diode is connected to the thumbwheel switch common and the cathode is connected to each input of the B371 12 line BCD bus You can see this by looking at the connections diagram This diagram shows the connections for two thumb wheels or other BCD devices If you use only one the diodes
94. internally by the processor according to the module type and its physical location The closer to the processor the lower the module circuit address This allows the installation of additional modules without repositioning the existing modules I O Configuration Rules Before configuring the I O module portion of your Micro 84 PC system refer to the serial number of the PC If the PC serial number ends with A it is an expanded system Follow the configuration rules in Section 2 2 3 2 If the PC serial number does not have an A suffix it is a basic system For basic systems follow the configuration rules in Section 2 2 3 1 Contact your distributor or local sales office for information on upgrades I O Configuration Rules Basic System A Micro 84 Basic System has either 13 mixed I O modules or 8 discrete I O modules The 13 mixed modules can be discrete register and analog modules according to the following limitations a Amaximum of four B370 BCD Register Output or B374 4 20mA Analog Output Modules may be installed on one system b A maximum of one B371 BCD Register Input one B373 0 10VDC Analog Input or one B375 4 20mA Analog Input Module may be installed on a system c A maximum of 4 discrete input and 4 discrete output modules may be installed in one system 2 2 3 2 WVO Configuration Rules Expanded System A Micro 84 Expanded System supports up to fourteen 300 Series 1 0 Modules subject to the following
95. is recommended that the coil be enabled before the next output is tested to prevent unwanted functions from occurring in the control system During control system maintenance a particular real world device can be removed from MICRO 84 control by disabling either all the inputs discrete and register or the logic coil associated with the device The device can then be repaired or replaced without affecting MICRO 84 operation When maintenance is complete the device can be cycled by toggling it on and off from the P370 Programmer After a successful checkout the device can be put back on line by enabling the disabled logic element The disabled state of a coil or discrete input is retained after the P370 Programming Panel is removed This provides the ability to use this capability without leaving the programmer connected permanently 4 3 SECTION 5 THEORY OF OPERATION The MICRO 84 system controls user equipment by means of a program stored in the user memory and by communication with the I O section as illustrated in Figure 5 1 q INPUTS OUTPUTS coIL REGISTER STORAGE Figure 5 1 System Block Diagram 5 1 SCAN The MICRO 84 Programmable Controller solves each network see Section 7 in their numeric sequence A network is a group of logic elements that are connected together to perform a specific function for example a motor starter control circuit Network 1 is the first network to be solve
96. ister reference number plus one e g 40XX 1 When assigning a reference number to a holding register make sure that there is an unassigned reference number one larger than the one being assigned for use by the controller Output 1 The status of the output is determined by the result of the arithmetic process Output 2 The status of the output is determined by the result of the arithmetic process NOTE An output is energized only if the input is also energized When power is removed from the input the output is de energized The addition function adds the preset value to the contents of the holding register and stores the result in the result register Based on the results of the addition one of two output conditions exists e if the sum exceeds 999 Output 1is energized Output 2 is de energized and the remainder the sum minus 1000 is stored in the result register e If the sum is less than 999 Output 2 is energized Output 1 de energized NOTE The result register contains only the result of the latest calculation The subtraction function compares the value in the preset with the value in the holding register and places the value of the difference in the result register Based on the results of the compare one of three output conditions exists e if the preset is greater than the holding register Output 1 is energized Output 2 de energized e If the preset is less than the holding register Output 2 is e
97. ity in com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module removal without disturbance to field wiring e UL listed and CSA certified e High current per output 2 Amp e Designed for harsh plant floor environments GENERAL DESCRIPTION Y The Gould B354 001 220 VAC Output Module converts logic signals used within the Micro 84 Programmable Controller into 8 independent 220 VAC outputs Each out put is capable of loads up to 2 0 amperes The module uses 8 triac switches to control loads connected to an external power source These switches are designed to withstand the high surge currents typical of industrial loads Each output is electrically isolated from the controller by an optical coupler This enables the module and controller to with stand the severe voltage transients prevalent in an industrial environment Both IEEE and ANSI standards for surge with stand capability SWC tests are fully satisfied The output circuits are divided into two groups of four outputs each Each group is driven by a separate voltage source A neon _ lamp connected to each circuit s field side a displays the ON OFF status of the output The lamp indicates the output s true state The module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eli
98. izontal row or rung A network can be a single rung two rungs or up to four rungs Relay type elements occupy a single node position within a network and non relay type elements counters timers and arithmetic operations occupy two vertically oriented node positions within a network Data is entered directly into the memory of the controller it is not stored in the programming panel If AC line power is interrupted prior to completion of the programming whatever data has been entered is retained No additional operations are required whatever data the user enters is the data stored for use by the controller Network elements can be added deleted or changed at any time using the programming panel The logic changes do not interrupt the controller s operation In addition the effect of any coil input or output on system operation can be tested by simulating inputs and outputs using the MICRO 84 s disable feature 7 4 7 6 1 Basic Programming Elements The basic programming elements are the contacts coils and connectors shown below 7 6 1 1 Normally Open Contact The normally open contact is the basic logic element point used in ladder logic diagrams The logic element is controlled by a discrete input reference number 10XX or by a coil reference number 00XX 7 6 1 2 Normally Closed Contact 7 6 1 3 Coil N The normally closed contact is controlled the same way as a normally open contact Ls The co
99. k data power flow and cursor element type enter examine and element status light The REFERENCE display reads SUPO for panel mode operation COMM OK remains illuminated The supervisory commands allow the user to control processor operation Table 6 1 contains the supervisory commands associated code number and the action taken by the controller To enter a supervisory command press SUPV the code number and ENTER in that sequence When using SUPV 4 it is not necessary to press the ENTER key to initiate the action i e SUPV and 4 is all that is necessary Pressing ENTER a second time causes the controller to perform the indicated action Table 6 1 Supervisory Codes and Actions COMMAND CODE ACTION EXIT Returns Programmer to EXAMINE f mode STOP CONTROLLER Halts the logic solving SCAN controller operation START CONTROLLER Starts the logic solving SCAN controller operation Coil status ON or OFF is retained as it was prior to stopping the controller To clear coils either reload program from Program Pack or power down and power up the mainframe or turn off coils prior to stopping controller CLEAR MEMORY Initiates the erasing of the data contained in the user s portion of the processor memory The con troller must be stopped SUPV 1 before memory is cleared REAL TIME Displays power flow as it is up dated by controller scanning Fast changing power flow is accurately displayed Scan time is slightl
100. key 6 3 3 Cursor Control Keys A set of four keys are provided to control cursor movements see Figure 6 9 When pressed each key moves the blinking cursor one node in the direction indicated by the arrow on the key cap Positioning the cursor beyond the first or seventh column on the network display causes the cursor to appear in column seven or column one of the same row wraparound The cursor also wraps around when being moved up and down Figure 6 8 Logic Element Keys 6 6 6 3 4 Function Keys 6 3 4 1 SHIFT El CJ Figure 6 9 Cursor Movement Keys The function keys provide direct user interaction with the controller see Figure 6 10 DEFINE PREVIOUS ollo DEFINE PREVIOUS CONTINUE SHIFT VALUE am Figure 6 10 Function Keys When the Shift function is on the shifted operation of a double function key will be performed when the function key is pressed The shift function is obtained by pressing the SHIFT key The shifted operations are printed on the P370 Programming Panel surface above the key When used with keys having only a single lower key function the SHIFT function is ignored The SHIFT function is cancelled by pressing any key other than REF NET or SRCH 6 3 4 2 A SHIFT DEFINE A B SHIFT DEFINE B The A and B keys are assigned by the controller to specific registers the A key is assigned to register 4010 and the B key is assigned to register 4020 When either key is pr
101. l without disturbing field wiring e High 2 Amp current per output e Designed for harsh plant floor environments GENERAL DESCRIPTION The Gould B356 001 24 VDC Output Module converts logic signals used within the Micro 84 Programmable Controller into eight independent 24 VDC outputs Logic format for the module is true high Each output is capable of driving relays pilot lamps motor starters solenoids or other loads up to 2 0 Amperes The module uses eight transistor switches to control loads connected to an external power source These switches are designed to withstand the high surge currents typical of industrial loads Each output is electrically isolated from the controller by an optical coupler This enables the module and controller to with stand the severe voltage transients prevalent in an industrial environment Both IEEE and ANSI standards for surge withs tand capability SWC tests are fully satisfied The output circuits are divided into two _ groups of four outputs each Each group is driven by a separate voltage source An LED indicator connected to each circuit s field side displays the ON OFF status of the output The LED indicates the output s true state The module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eliminate the nee
102. lay and element display areas ELEMENT STATUS A light emitting diode LED is located on the front panel and is illuminated when power is flowing through the logic element under the cursor This is necessary because it is impossible to determine power flow through the logic element at the cursor position because the cursor is constantly blinking The blinking is necessary for cursor identification and it overrides any other indicator in a node The lower section of the P370 Programmer contains the function keyboard The function keyboard contains the control keys necessary to enter numeric data and logic elements move the cursor and perform the various programmer functions see Figure 6 6 When using the keyboard press each key in the keystroke sequence firmly Pressing a key lightly or quickly may result in that keystroke being ignored TG1 DISABLE DEFINE PREVIOUS Eta terres 110 ile 11 4 DEFINE PREVIOUS ojojojojejejo ve CONTINUE 00098 a e by SHIFT VALUE 0000 O 8506 Figure 6 6 Function Keyboard 6 3 1 Numeric Keys Numeric keys 0 9 are used for entering the required numeric data reference numbers preset values register controls etc See Figure 6 7 Figure 6 7 Numeric Keys 6 3 2 Logic Element Keys The logic element keys see Figure 6 8 are used to select the logic element to be placed at each node in a ladder logic network Some of the logic elements are shifted values of a similar element or numeric
103. le cable is 6 ft long and interchangeable with P370 cable GOULD Electronics PI B375 001 Rev B B375 001 4 20 mA Analog Input Module DATA SHEET The B375 001 4 20 mA Analog Input Module converts two 4 20 mA or two 1 5 VDC analog signals or one of each to numerical values that range from 0 to 999 and applies these values to the Micro 84 controller FEATURES e Two isolated channels e Both channels 4 20 mA and 1 5 VDC compatible e Differential inputs e High accuracy e 10 bit resolution e Self contained power supply e Optional Fanning Strip permits module removal without disturbing field wiring e Designed for harsh industrial environments e UL listed GENERAL DESCRIPTION The B375 001 4 20 mA Analog Input is an input module for the Micro 84 controller It converts two 4 20 mA or two 1 5 VDC analog signals or one of each to numerical values that range from 0 to 999 These values are directly proportional to the input For example if the input current or voltage increases 10 percent the numerical output also increases 10 percent The Analog Input Module transfers these numerical values to input registers 3001 through 3004 Once in the registers these values can be used to control timers counters sequencers or it can be manipulated by arithmetic functions Typically the B375 is used in data acquisi tion and set point applications The varying current voltage which are in puts t
104. lity SWC tests are fully satisfied This enables the module and con troller to withstand severe voltage tran sients prevalent in industrial environments om la ls The module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eliminate the need for special I O housings A termination connec tor is shipped with the Micro 84 mainframe to be used when the module is attached at the extreme right bus location User connections are made to a standard screw terminal strip This strip is com patible with an optional Fanning Strip P N 0212 012 allowing quick module replacement without disturbing field wiring Data bus connections are made with stan dard interface connectors These connec tors allow the B353 Input Module to be placed in any location in the I O structure without interference to other module operation GOULD Electronics THRESHOLD CIRCUIT TYPICAL FOR EACH INPUT INPUT B353 001 Input Module Simplified Schematic Lb 24VDC USER POWER SUPPLY Ll TYPICAL INPUT NUMBER TERMINAL NUMBERS 1001 1002 1003 1004 1005 1006 1007 1008 VOLTAGE SOURCE NOT CONNECTED DC RETURN INPUTS 1 8 LO B353 001 Input Module Terminal Numbering and Connections SPECIFICATIONS Electric
105. low twice as much time to be measured they are cumulative in effect START Figure 7 5 Interconnecting Timers Timers and counters can also be cascaded to in effect multiply their range Figure 7 6 illustrates a timer counter network that produces a time of day clock measuring time in hours and minutes TENTHS OFA SECOND MINUTES HOURS START NOTE For greater long term accuracy adjust timer between 598 and 602 using an accurate clock Figure 7 6 Time of Day Clock 7 6 5 Arithmetic Operations The arithmetic operations consist of addition and subtraction The format of the arithmetic operations is shown below ARITHMETIC PRESET OUTPUT nnn 1300X 40XX REGISTER 40XX OUTPUT 2 7 6 5 1 Addition 7 6 5 2 Subtraction where Input The arithmetic operation is performed when power is connected to the input The input circuit is normally open Preset The upper element of an arithmetic operation is a preset value The preset can be a fixed value up to 999 or a register When the preset is a register reference number 300X or 40XX the content of the register a value up to 999 is used as the preset value Holding Register A register that holds the result of another logic operation reference number 40XX Result Register A register in which the answer to the arithmetic operation is stored The MICRO 84 automatically assigns a reference number to this register The number assigned is the holding reg
106. luding ladder logic diagramming Prerequisites The student taking this course should be able to e Apply basic electricity theory e Use common hand tools for cabling Duration Individual learning time is approximately 15 hours TOPICAL OUTLINE e Self Study Program Overview e Automatic Control Methods e Control System Planning e Micro 84 PC System e Micro 84 Application MODEL AND PRICE SS M84A SP1 200 00 SS 1000 TRH 75 00 ORDERING INFORMATION MICRO 84 SELF STUDY Objectives The student successfully completing this course should be able to e Plan an automatic control system using the Modicon Micro 84 as system base Install and cable all modules of the Micro 84 system Write debug and implement ladder logic programs for the Micro 84 Take remedial action if the system fails Media Instructional text supported by audio tapes and reference cards Register and Analog I O Progam Elements Programming the Micro 84 Programming Techniques Micro 84 Troubleshooting Modbus Interfacing Micro 84 Self Study Tape Recorder Call 603 893 0400 X3101 to place order Orders will be shipped within 10 working days from receipt of check or purchase order State and local taxes must be included with order GOULD Electronics A AC Power Connector 3 6 Addition 7 9 A Key 6 7 Arithmetic Operations 7 8 B B Key 6 7 Cc Call Register A 6 7 Call Register B 6 7 Cascading 7 8 Change Register A 6 8
107. m 1 to 5 VDC It is proportional to the output current Both channel 1 and channel 2 outputs are isolated from each other and from all I O modules connected to the Micro 84 In ad dition the channels are isolated from the Micro 84 controller itself The B374 meets the stringent requirements of both IEEE and ANSI standards for surge withstand capability SWC The module has been designed to meet the require ments of both UL and CSA standards The B374 also withstands the severe voltage transients electromagnetic interference and magnetic fields commonly encountered in an industrial environment J SPECIFICATIONS Electrical Characteristics Output Current Range Monitor Voltage Range Loop Power Supply Over Voltage Protection Load Resistance Range Loop Power Supply Range Circuit Characteristics Topology Operating Modes Register Format Environmental Requirements Operating Temperature Humidity Shock Vibration EMI MI RFI Surge withstand capability SWC NOTES 4 20 mA 0 mA when Micro 84 in standby and B374 in RTZ mode 1 5 VDC 60 VDC max 240 VRMS Vioop current loop supply volts for a known loop resistance Ri then VL max 02 RL 30 VL min 02 RL 7 where VL must never exceed 60 VDC 2 channels Hold or Return to Zero each channel Nos 4010 4012 4014 4016 4018 4020 4022 4024 0 to 60 C 0 to 95 non condensing 15 G for 11 ms 0 625 G 50 to 5
108. ment Display areas of the LCD Figure 6 1 P370 Programmer The programmer is connected to the MICRO 84 Programmable Controller through a cable assembly It provides a simple method of programming the user s portion of the memory from a ladder diagram The language used to program the controller utilizes familiar relay symbols there is no requirement to learn a programming language In addition the LCD readout allows rapid and easy system checkout and maintenance The front of the programmer s panel is divided into an upper section and a lower section The upper section consists of the liquid crystal display area and an Element Status light the lower section consists of the function keyboard and keylock switch PROGRAMMER OPERATING MODES The P370 Programmer operational functions may be broken down into four distinct modes e EXAMINE Mode including Hold State e DATA ENTRY Mode e SUPERVISORY Mode e ERROR Mode Each mode has specific effects on the display and keyboard operations 6 1 6 1 1 Examine Mode 6 1 2 Enter Mode Normal monitoring of network power flow and status of any node within the network e Monitoring the value or status of any register or coil using the REF key that is not associated with the node located at the cursor position Inthe HOLD state the contents of the Data display are frozen allowing examination of the reference value The programming panel enters the EXAMINE mode
109. meters 1 to 4 as follows SEARCH TYPE SEARCH DESCRIPTION 1 Search for a coil with a given reference number 2 Search for a single node with a specified reference number 3 Search for a double node which employs a register with a specified reference number This includes implied references associated with adders and subtractors 4 Search for a given node type This search looks only for the basic node type regardless of the existence of verticals or latches To use the SEARCH function enter the desired search type into the DATA field and press the SRCH key Next enter the appropriate reference number or node and press the SRCH key a second time For example to search for coil 0007 press the following keys 1 SRCH 0007 SRCH The search is started from Network 1 Column 1 Row 1 of the user logic and proceeds from Row 1 to Row 4 of each column and from column 1 to column 7 of each network through all the networks until the first occurrence of the reference or node is found The search stops in EXAMINE mode with the cursor on the node which has just been found Further occurrences of the specified reference or node can be looked for by pressing the SHIFT key and then the SRCH key This continues the search The Continue function is available only as the next step after a successful Search or Continue function The only keys which can be pressed and preserve the Continue option are SHIFT SEARCH NET and the CURSOR movement keys
110. minate the need for special I O housings A termination connecter shipped with the Micro 84 is required when using the module at the extreme right bus loca tion The module is also compatible with the B355 Input Module without the use of additional components User connections are made to a standard screw terminal strip The strip is compati ble with an optional Fanning Strip P N 0212 012 which allows quick module replacement without disturbing field wiring Data bus connections are made with stan dard interface connectors These connec tors allow the B354 module to be placed in any location in the I O structure without in terference to other module operation GOULD Electronics Vio OUTPUT TERMINAL E NUMBER TRIAC SNUBBER NUMBER ASSIGNMENT u OPTICAL DRIVER ERT 0001 OUTPUT DE A ISOLATOR a 23 AC 0002 OUTPUT 2 CAA ian NA X HOT 0003 OUTPUT 3 O knr TRENA 0004 OUTPUT 4 D A 0005 OUTPUT O r 1 0006 OUTPUT 6 O OUTPUT 0007 OUTPUT 7 O EA i 0008 OUTPUT 8 AA OUTPUT AC HOT GROUP A O 220 vac INDICATOR OUTPUTS i 4 Y POWER SUPPLY A T a 220 VAC e 4 POWER SUPPLY AC NEUTRAL O NEUTRAL B354 220 VAC Output Module B354 220 VAC Output Module Simplified Schematic Terminal Numbering and Connections SPECIFICATIONS Load Ratings Circuit Characteristics Electrical Characteristics Topology 8 outputs per module ON Current 2 0A max per output 4 outputs per group 1
111. ming Panel and the P371 MICRO 84 Program Pack 2 3 1 P370 Programming Panel The P370 Programming Panel incorporates a function keypad and a liquid crystal display LCD in a rugged compact case This facilitates hand held operation at the controller site The programming panel connects to the MICRO 84 Controller and provides a simple method of programming the user memory from a ladder diagram The language used to program the controller utilizes familiar relay symbols there is no requirement to learn a programming language In addition the LCD readout allows rapid and easy system checkout and maintenance See Section 6 2 3 2 P371 Program Pack The program pack incorporates a memory identical to the user s portion of the controller memory Once a program is loaded into user memory a copy of that program can be loaded into the program pack for storage The program in user memory is left intact Once the program pack is loaded with a program that program can be reloaded into the same MICRO 84 or another one that is to perform the same functions Loading a program into the program pack is controlled using the P370 Programming Panel Loading a program into a MICRO 84 is controlled from the programming pack See Section 8 NOTE When recording and then reloading a program into the same controller remove the P371 Program Pack and then reinsert it before loading the program This procedure prevents the occurence of false error condition
112. mm X 11 00 in 279 4 mm Weight 2 0 Ibs 91 kg NOTES The B352 001 Output Module is compatible with the B353 001 Input Module without the use of additional components GOULD Electronics PI B353 001 Rev C B353 001 24 VDC Input Module True Low DATA SHEET The Gould B353 001 24 VDC Input Module True Low consists of eight independent and isolated input circuits FEATURES e Eight independent 24 VDC inputs e Circuit isolation of 1500 VDC e Field side status indicators e Transient protection e Surge withstand capability in com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module removal without disturbance to field wiring e UL listed and CSA certified e Designed for harsh plant floor environments GENERAL DESCRIPTION The Gould B353 001 24 VDC Input Module senses and converts switched input signals into logic voltage levels used by the Micro 84 Controller The logic format for the module is true low Inputs can be re ceived from push buttons limit and prox imity switches temperature and pressure switches as well as other 24V sources Eight independent threshold switches sense inputs from an external power source Each input is electrically isolated by an optical coupler An LED indicator con nected to the circuit s field side displays the true ON OFF status of the input Both IEEE and ANSI standards for surge with stand capabi
113. n Designed for use in an industrial environment User program remains intact even if power fails Non volatile memory no battery required 1 2 SECTION 2 SYSTEM CONFIGURATION A typical programmable controller is divided into three components as shown in Figure 2 1 These components are the controller the input output modules and a programming device The programming device is the interface between the user and the programmable controller The user program located in the controllers memory is entered using the programming device PROGRAMMABLE CONTROLLER INPUT OUTPUT MODULES PROGRAMMING DEVICE CONTROLLER k POWER SUPPLY USER CONTROL DEVICES OPERATOR a PROCESSOR MIN USER WIRING USER MEMORY Figure 2 1 Programmable Controller System Basic Block Diagram 2 1 CONTROLLER The controller of the MICRO 84 system contains the processor user memory and the power supply 2 1 1 Processor The processor the brain of the system is a microprocessor based system designed to replace relays counters timers and sequencers The main purpose of the processor is to use the user program and continuously monitor the status of all input signals from the control devices and to change the output signal to a device if required The processor can also perform arithmetic computations addition and subtraction 2 1 2 User Memory A portion of the processor is designated for use
114. n com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module removal without disturbance to field wiring e UL listed and CSA certified e High 2 Amp current per output e Designed for harsh plant floor environments GENERAL DESCRIPTION The Gould B350 001 115 VAC Output Module converts logic signals used within This lamp indicates the output s true state the Micro 84 Programmable Controller into 8 independent 115 VAC outputs Each out The module is housed in a light weight put is capable of driving relays pilot lamps durable LEXAN case A structural motor starters solenoids or other loads up chimney within the module provides flow to 2 0 amperes The module uses 8 triac through convection cooling and protection switches to control loads connected to an from moisture build up Self contained external power source These switches are mounting brackets eliminate the need for designed to withstand the high surge cur special I O housings A termination connec rents typical of industrial loads tor shipped with the Micro 84 mainframe is required when using the module at the ex Each output is electrically isolated from the treme right bus location The module is controller by an optical coupler This also compatible with the B351 Input enables the module and controller to with Module without the use of additional stand the severe voltage transients components prevalent in an industrial environment
115. ne voltage input connect Channels 1 amp 2 in parallet for one current input connect Channets 1 amp 2 in series B375 4 20 mA Analog Input Module Terminal Numbering and Input Connections CHANNEL 1 O CURRENT LEVEL INPUT y CONVETER INPUT 1 AND FILTER o INPUT i ANALOG TO OPTO MULTIPLEXER ISOLATORS DIGITAL CONVERTER CHANNEL 2 o CURRENT LEVEL INPUT 2 y CONVETER INPUT 2 AND FILTER L js o INPUT2 SHIELD SHIELD 2 B375 4 20 mA Analog Input Module Block Diagram Environment Operating Temperature 0 to 60 C Humidity 0 to 95 non condensing Shock 15 G for 11 ms Vibration 0 625 G 50 500 Hz EMI MIL STD 461B MI Helmholtz coil 20 Gauss RFI FCC Class A Surge withstand IEEE STD 472 1974 and capability SWC ANSI C37 90 1974 2500 V 1 5 mHz for 6 us Coupled Dimension W x H x D 1 63 in x 10 50 in x 5 50 in 41 40 mm x 266 70 mm x 139 70 mm Weight 1 Ib 0 45 kg Termination Screw Terminals Fan ning Strip Compatible Wire Size Two 14 AWG max Construction Lexan indicator OUT OF RANGE NUMERICAL VALUE 999 EACH NUMERICAL VALUE 750 EQUALS 4V 16 pA 500 l o 1 2 3 4 5 6 VOLTS 4 8 12 16 20 24 MILLIAMPS Relationship Between Numerical Value and Voltage Current Inputs Network No 1 Simple Set Point Control
116. nergized Output 1 de energized e If the preset is equal to the holding register both Output 1 and Output 2 are energized 7 9 7 6 6 Sequencers Drum Programmers The MICRO 84 Programmabie Controller can be used to produce a drum type programmer on a circumferential row by row sequencer basis Each circumferential row can operate independently or dependently with reference to the surrounding rows The controller can contain up to eight sequencers with up to sixteen contacts for each Reference numbers for sequencer contacts start with the digit 2 and are in the form 2RXX The significance of the remaining three digits of a sequencer contact reference number is as follows Sequencers are controlled by the value 00 16 that is contained in a sequence register reference numbers 4001 4008 Sequencer Register Reference Number 400Y Sequencer Contact Reference Number 2RXX where R 1 thru 8 Sequencer reference register number 4001 4008 XX 01 thru 16 Sequencer contact number Sequencer operation is controlled by a numeric value 1 thru 16 placed in a specific sequencer register 4001 4008 by any of the non relay devices such as a counter timer or arithmetic operation The value placed in the sequencer reference register results in a single sequencer contact 2RXX being energized contact closes All other contacts are de energized As an example refer to Figure 7 7 2300 2312 230 KOO Og 0 10 2303
117. nged the device must be modified from normally closed to normally open for example In the case of a hardwired device it must be replaced with one that is tailored to the application A programmable controller PC is a solid state device that directly replaces the relays and hardwired electronic circuitry A programmable controller can be quickly modified to adapt to a new or changed application Gould introduced programmable controllers in the late 1960 s The first user was the automobile industry Programmable controllers allowed them to avoid the time and expense of rewiring relay control systems at model changeover Since then the use of programmable controllers has expanded to cover a wide variety of industrial control system applications Typical control system applications include machines used in cutting grinding and welding metals equipment for assembling packaging and testing components and finished products machinery for weighing transferring and otherwise handling materials and systems for processing chemicals and foods 1 1 The MICRO 84 is a microprocessor based programmable controller designed to replace relay control systems that require 6 to 60 relays In addition the MICRO 84 provides the following benefits Less expensive than an equivalent relay network Easily programmed using simple relay ladder diagrams Small fits in an 8 deep NEMA 12 enclosure Simple to install Easy to use and maintai
118. nt from OFF to ON or vice versa A signal that provides information to the MICRO 84 controller The input signal can be from a discrete device pushbutton relay contacts limit switches etc or from a numeric device such as a thumbwheel The communication between the MICRO 84 and the real world is called I O input output The I O signals can be either discrete ON or OFF or numeric register contents A coil that retains its state ON or OFF when power is removed and whose state is not reset when power is again available Any one of the elements that can be used in a ladder logic diagram The elements include contacts coils shunts timers counters and arithmetic functions The capability of preventing unauthorized use of a P370 Programming Panel to make changes to the MICRO 84 Programmable Controller When the key is in the OFF position or removed user logic in the controller cannot be changed from the P370 C 1 Module Network Node Output Preset Processor Reference Number Register Remote Preset Run Light Scan Solid State Timer An input output device that passes signals between the real world and the controller Modules used with the MICRO 84 can be either input or output discrete or register Modules are designed to be easily replaced with minimum system downtime A group of connected logic elements used to perform a special function A network can be from one element to a c
119. o modes are hold last output HOLD or return to zero RTZ HOLD re tains the value of the output current at the time the Micro 84 switches to standby RTZ switches the output current to zero which is equivalent to an open circuit whenever the Micro 84 stops scanning Scanning of the Micro 84 can be stopped manually from GOULD Electronics the programming panel or by a program pack or by the internal diagnostics of the controller The RTZ and HOLD modes permit safer operation by allowing you to select the output condition best suited by your ap plication whenever the Micro 84 enters standby The HOLD or RTZ mode is switch selectable The toggle switches for selecting the HOLD and RTZ modes are located on the rear of the B374 housing see the last page of this data sheet for the location of these switches Switch 1 controls channel 1 and switch 2 controls channel 2 Switches 3 and 4 are not used Set each switch either up for RTZ or down for HOLD before installing the B374 The B374 Analog Output Module is easy to install It is housed in a lightweight shield ed durable dripproof Lexan case It con tains mounting brackets which simplify ins tallation It can be mounted anywhere in the I O structure Connectors located on the left and right rear sides of the case plug into similar connectors on adjacent modules This plugging action automatically con nects the B374 to the data bus o
120. o the B375 represent parameters such as pressure level temperature humidity weight and position These inputs come from transmitters or transducers that may be located several hundred feet from the Input Module You simply connect these inputs to a front mounted screw ter minal strip This strip is compatible with an optional Fanning Strip P N 0212 012 which allows quick module replacement without disturbing field wiring To simplify installation the terminals on the strip are clearly marked so that you can connect either the 4 20 mA current loop or the varying d c voltage 1 5 V operation to each channel The voltage input is actually a differential input to achieve high ac curacy and significant noise immunity Moreover you can make the connections without adding more electronic components To further simplify installation the B375 is factory configured in the current loop mode using shorting bar between terminals 1 and 2 and 7 and 8 as shown on the terminal GOULD Electronics numbering and connections diagram For voltage operation simply remove this shor ting bar Besides the terminal strip an OUT OF RANGE diagnostic indicator for troubleshooting is also located on the front of the B375 module It flashes whenever the input is out of its prescribed range 4 to 20 mA or 1 to 5 V This indicator will also show that one of the input wires is either shorted to ground or open Both channel 1 and c
121. omplete 4 x 7 matrix of elements A point on a ladder diagram in which a logic element can be placed A node can receive power from the left top or bottom and can pass power to the right top or bottom A signal provided from the Controller to the real world that can be either discrete output solenoid valve relay motor starter indicator lamp etc or numeric output e g LED display The limit established for a counter or timer function The current count or time available from the register referred to in the lower element cannot exceed this limit At the preset value the logic output is energized The brain of the Controller system wherein the user s logic and PC s executive is stored all logic solving and decision making is performed by the Processor Also called the CPU or mainframe Four digit numbers used in the construction of the user s logic Reference numbers can be either for discrete devices logic coils inputs or sequencer steps or for registers input or holding A location within the Controller allocated to the storage of numeric values up to 999 All holding registers are retentive on power failure There are three types of registers input registers whose contents are controlled by the real world outside the Controller holding registers whose contents are controlled from with n the Controller and output registers which are special holding registers since their contents can also be provid
122. on and press the following keys 4021 REF nnnn SHIFT ENTER where nnnn is the value of the register contents being entered 6 3 4 12 DISABLE SHIFT FORCE The DISABLE SHIFT FORCE function allows the user to disable a coil or an input To disable a coil the cursor must be positioned on top of the coil To disable an input the REF display must contain the reference number of the input logic element When the SHIFT and FORCE keys are pressed the input is either enabled or disabled depending upon its previous state If the new status is disabled a d appears to the left of the status in the DATA display dOFF or dON If a coil is disabled the Node display reflects the current power status To re enable the logic element press the SHIFT and FORCE keys a second time 6 3 4 13 FORCE SHIFT DISABLE The FORCE key is used to toggle the power status of a previously disabled coil or input When the FORCE key is pressed and the REF display contains a disabled input 10XX or the cursor is on a disabled coil OOXX the DATA display shows the power status of the element 6 4 MEMORY PROTECT KEYLOCK SWITCH A keylock switch is located on the front of the P370 Programmer This hardware feature is designed to prevent accidental or unauthorized changes from being made to the user portion of memory using the programmer It does not inhibit the normal operation of the controller but does prevent any changes from being made to the user program in
123. or to pressing the ENTER key is the one that is valid and is entered into the controller for example after entering a normally closed contact the user can have a change of mind and enter a normally open contact There is no preferred sequence for entering numeric values and logic elements When ail the information is correct press the ENTER key For example to enter a normally closed contact with reference number 1017 place the cursor in the proper location and press the following keys The same sequence is required when changing the logic element i e the reference number must be specified even if it is not changing Entering a Double Node Logic Element Double node logic elements are characterized by numeric values that must be entered into both the upper and lower nodes The upper node contains a preset value 0 999 or the reference number of the register that contains the preset value 300X or 40XX The lower node contains the reference number of the holding register 40XX Double node logic elements must be entered in specific sequence If this sequence is not followed an error code will be displayed 1 Position the cursor at the location of the top half of the double node logic element 2 Enter the preset value The preset value appears in the DATA display area 3 Enter the double node logic element type counter T1 0 TO 1 When this is entered the preset value moves from the DATA display area to the
124. ousings A termination connec tor shipped with the Micro 84 is required when using the module at the extreme right bus location User connections are made to a standard screw terminal strip This strip is compati ble with an optional Fanning Strip P N 0212 012 allowing quick module replace ment without disturbing field wiring Data bus connections are made with standard in terface connectors These connectors allow the B355 Input Module to be placed in any location in the I O structure without in terference to other module operation GOULD Electronics TERMINAL INPUT AC NUMBERS ASSIGNMENT NUMBER INPUT INPUT 1 001 INPUT 2 002 50000000500 Set INPUT 3 003 ae poo o INPUT 4 004 SoLo E NEON aa INPUT 5 005 INDICATOR 27 INPUT 6 006 LAMP INPUT 7 007 INPUT 8 008 NOT CONNECTED AC 220 VAC USER NEUTRAL POWER SUPPLY pee NOT CONNECTED NEUTRAL B355 220 VAC Input Module B355 220 VAC Input Module Simplified Schematic Terminal Numbering and Connections SPECIFICATIONS Electrical Characteristics Circuit Characteristics ON Level 180 to 260V rms Topology 8 inputs per module less than 1000 ohms Isolation Voltage 1500 VAC RMS for 60 sec source impedance Response Time ON to OFF 26 ms max OFF Level 0 to 90V rms OFF to ON 14 ms max less than 1000 ohms Visual Indicators One neon lamp per input SRON PERDER ON when input is ON greater
125. ove cursor to 2 5 23 0006 Enter NC contact 0006 24 Move cursor to 1 6 25 0024 SHIFT CTR 4013 ENTER Enter counter 4013 with preset of 0024 hours 26 Move cursor to 1 7 27 0006 Enter coil 0006 B 4 TIME DELAY CIRCUIT A four second delay occurs before coil 0001 is activated after pushing pushbutton 1001 2 3 4 5 6 7 1001 0002 0003 0003 2 STEP KEYSTROKES COMMENTS 1 1001 4H 1 enter Enter NO contact 1001 with vertical connector 2 Move cursor to 2 1 3 0003 Enter contact 0003 4 Move cursor to 1 2 5 0002 Enter NC contact 0002 6 Move cursor to 1 3 7 0003 og Enter coil 0003 with vertical connector 8 Move cursor to 1 4 STEP 10 11 COMMENTS KEYSTROKES Enter 1 second timer 4011 with preset of 4 seconds Move cursor to 1 5 0001 Enter coil 0001 B 5 SEQUENCER 8 STEP This circuit sequentially energizes contacts and consequently the attached coils 2101 through 2108 The sequential contacts are made at 20 second intervals see the chart below 2106 0014 W n CHANEL ee AN ONE 2207 lt 202 0010 ECN aioe ooe aos oo is 0018 2108 OOI6 a 22 04 40 60 8 BE aor oom ME is CHANLE CONANT Te le So pde LAN ao a AE GS 0008 i a 6 0011 2104 oop 2103 CAANAE S REFLECTS 2105 0013 FUR wsine SPACE BLA Mf 2107 0015 2108 0016 ELAPSED TIME SECONDS 0 100 120 14
126. pheral user interface devices to the controller The socket closest to the front of the controller is for the P370 Programmer and the other is for the P371 Program Pack see Figure 3 4 PROGRAM PACK P370 PROGRAMMER CONNECTOR CONNECTOR Figure 3 4 Bottom of MICRO 84 Controller 3 4 A female socket is located on the right side of the controller housing This socket is the link between the controller unit and the input output and register modules A terminator plug supplied with the controller must be inserted into the rightmost I O module during system operation Programs can be generated in the MICRO 84 without any I O modules as long as the terminator plug is inserted into this socket 3 4 INPUT OUTPUT MODULES The B300 Series modules are contained in rugged plastic housings that can be screw mounted into a standard 8 deep NEMA rack Located on the housing front are circuit indicating lights that turn on to indicate when a particular circuit is active Screw terminals connect the MICRO 84 to the user s equipment An interconnecting socket is located on each side of the lO housing The left side socket allows communication between the 1 O module and the controller and the right side socket allows communication between additional I O modules and the controller The last I O module must have the terminator cap shipped with the controller inserted in the right side socket All user control devices that provide input to the MICRO 8
127. r stored during the power up sequence If power is not restored within 1 10th of a second the controller executes an orderly power down sequence The controller can operate for a longer time depending upon the devices Programmer I O modules etc that are connected to the mainframe at the time of power down Prior to actual loss of DC power a warning signal is provided from the power supply to the processor This warning signal causes the processor to stop solving logic wherever it is in the scanning process and to begin the power down sequence The power down sequence is performed to completion even if power is restored The power down sequence requires less than 1 10th of a second During the power down sequence the controller calculates and stores a value for the contents of the random access memory This value is used during power up to verify the content of memory In addition all outputs are turned OFF The status of coils and the contents of registers are retained for use during the power up If it is necessary to remove power from the unit remove power from the controller first Removing power from the I O first or at the same time as the controller can cause incorrect data to be stored during the power down sequence if the controller was running at the time power was removed 4 2 P370 PROGRAMMER OPERATION Plugging the P370 Programmer into the mainframe supplies power to the programming panel and enables the processor to initi
128. rbing field wiring Data bus connections are made with stan dard interface connectors These connec tors allow the B352 Output Module to be placed in any location in the I O structure without interference to other module operation GOULD Electronics TYPICAL OUTPUT TERMINAL NUMBER NUMBERS sae RETURN pe Ss 0003 O Mi 0004 O La 0005 OUTPUT 0006 ee 0007 O AA 0008 VOLTAGE el aa 24 voc SOURCE RETURN OUTPUTS 1 4 7 iR RETURN OUTPUTS 5 8 Os ee B352 001 Output Module B352 001 Output Module Simplified Schematic Terminal Numbering and Connections SPECIFICATIONS Load Ratings Circuit Characteristics ON Current 2 0A max continuous Topology 8 outputs per module per output Isolation Voltage 1500 VDC peak for 10 s 10 0A max per module i age Pen ieral See Response Time ON to OFF 1 msec Surge Current 5A max for 10 msec OFF to ON 1 msec Working Voltage 18 to 30 VDC Visual Indicators One LED per input Transient Voltage 50 VDC for 10 ms ON when input is ON low ON Voltage Drop 1 2V at 2A Surge Withstand Per IEEE 472 1974 and ANSI OFF Current 1mA max Capability C37 90A 2500V decaying in 6 microsec Physical Characteristics Environment Temperature 0 to 60 C ambient Humidity 0 to 95 non condensing Shock 10 G for 11 msec Vibration 625 G 50 500 Hz EMI Per MIL STD 461B RFI Per FCC Class A Dimensions 1 62 in 41 8 mm X 6 00 in 152 4
129. rcase or lowercase H in the leftmost character position of the Data display An uppercase H is displayed if the most significant digit of the numeric value being displayed leftmost number is 1 A lowercase h is displayed if the most significant digit is 0 The HOLD key is functional in the EXAMINE mode Pressing any key causes an exit from the Hold state 6 3 4 6 RESET SHIFT RESET The RESET and SHIFT RESET keys are the only keys that can be used after an error or after a search is completed Pressing RESET will cause the panel to return to the EXAMINE mode at the current cursor position If the error condition still exists an error message will reappear Certain panel or controller diagnostic and communication error states can only be exited by a SHIFT RESET see Appendix A in all modes RESET has the same effect as described above It overrides any existing mode and brings the panel back to EXAMINE mode at the node for the current cursor position SHIFT RESET has the effect of restarting the panel and is equivalent to a power up Ful diagnostics are run and if passed successfully the panel enters EXAMINE mode at network 1 row 1 column 1 6 3 4 7 REF SHIFT PREVIOUS REF Depending on the current panel operating mode pressing the REF reference key causes one of several actions Enter Mode While in the Enter mode pressing the REF key after entering a reference number into the DATA display via the keyboard causes th
130. rcuit isolation of 1500 VAC e Field side status indicators e Transient protection e Surge withstand capability in com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module removal without disturbance to field wiring e UL listed and CSA certified e Designed for harsh plant floor environments GENERAL DESCRIPTION The Gould B355 001 220 VAC Input Module senses and converts switched input signals into logic voltage levels used by the Micro 84 Controller The module allows for up to eight independently sensed inputs Eight in dependent threshold switches sense inputs from an external power source Inputs can be received from push buttons limit and proximity switches temperature and pressure switches as well as other 220V sources Each input is electrically isolated by an op tical coupler A neon lamp connected to the circuit s field side displays the ON OFF status of the input The lamp indicates the input s true state Both IEEE and ANSI standards for surge withstand capability SWC tests are fully satisfied The module is designed to withstand the severe voltage transients prevalent in industrial environments Y i The B355 Input Module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eliminate the need for special I O h
131. rence and data See Figure 6 2 Network Display The two digit network display indicates which of 9 I8 in the M48A 002 networks is currently being viewed The keyboard allows the user selection of any network Each network can contain up to 28 logic elements Reference Display The four digit reference display when used in conjunction with the cursor s position displays an element s assigned reference number if any If the cursor is positioned on the upper node of a double node element the preset is displayed For the lower node the reference number of the holding register is displayed The four character data display contains the register contents or element status of the logic element at the current cursor position The register contents is a numeric value in the range from 000 to 1023 The element status is either OFF or ON 6 2 2 Node and Element Display The node display see Figure 6 3 is the area where power flow for each node within a network is displayed in ladder diagram form Power flow through a node s associated element illuminates that node A particular node can be selected by moving the cursor the node on which the cursor is positioned blinks and the element is displayed in the element display area Figure 6 3 Node Display Area The element display see Figure 6 4 has two sections the left section for single node elements contacts coils the right section for the upper or lower half of double node
132. ro 84 provides the B375 with all operating voltages thus eliminating the need for a separate power supply The B375 meets the stringent requirements of both IEEE and ANSI standards for radiated surge withstand capability SWC The B375 also withstands the severe voltage transients electromagnetic in terference and magnetic fields commonly encountered in an industrial environment 1 Megohm differential 0 5 megohm each in put to shield 240 VRMS 20 V 9 5 V with respect to module shield terminal 1500 VRMS for one minute voltage mode Input Protection Channel Isolation Module Isolation Common Mode Rejection 86 dB 50 60 Hz 3 dB down E 18 Hz rolloff 20 dB per decade Input Filter 0 to 999 counts linear to inputs Data Format Throughput Rate 1 25 samples per se cond each channel 8375 FIELD DEVICES TERMINAL STRIP 1 5 VOC INPUT fal F a 1 CURRENT INPUT 1 Rs CUR 1 FIELD DEVICE 2 O SUPPLY VOLTAGE 3 VOLTAGE INPUT CABLE E INT SHIELD 4 SHIELD Lo EARTHS 5 No CONNECTION E AA SHORTING 6 NO CONNECTION BAR 7 CURRENT INPUT 2 DEVICE nora SUPPLY 8 voLTAGE INPUT 2 VOLTAGE IN2 9 VOLTAGE INPUT 2 CABLE IN 2 SHIELD SHIELD L H4 NO CONNECTION 4 20 MA INPUT NOTES If earth ground is unavailable at field device connect cable shield to shield terminal on module DO NOT connect at both ends of cable nN For o
133. s 2 4 SECTION 3 SYSTEM INSTALLATION The MICRO 84 Programmable Controller mainframe is easily installed in a standard 8 deep NEMA rack Figure 3 1 illustrates a typical system layout providing mounting dimensions of all major components Figure 3 2 provides mounting hole dimensions For proper heat flow all units should be mounted vertically This allows natural air flow and removal of heat by way of the heavy duty housing fins For Class operating environments where air tight explosion proof enclosures are employed a minimum of six inches is necessary for heat dissipation between the top bottom sides and front of the MICRO 84 and the enclosure MICRO 84 219 08 8 625 95 25 Bra MAINFRAME 1 0 MODULE 8 Solo ERA Ezz 9 525 149 23 16 75 375 5 875 165 10 5 5 PROGRAMMER Figure 3 1 Typical System Installation MAINFRAME NOTES OUTLINE MTG HOLES 10 32 UNF Vo DUTEINE INSERT OR TAPPED 2 SEE MODICON DRW SK M844 000 FOR SYSTEM CONFIGURATION ca ote HA Bras ors A HY t 1 i ni pl L A Pr e A A A A po se peel ag o ia RA 27 j i Tis i 0 41 28 288 93 wo papa ware fa S Figure 3 2 MICRO 84 Mounting Dimensions 3 1 SYSTEM REQUIREMENTS Each MICRO 84 Programmable Controller requires an M84A mainframe unit
134. s 5 1 Logic Element Entry Rules 6 13 Logic Element Keys 6 6 M Memory Protect Keylock Switch 6 14 Memory Size 3 2 Module Addressing 2 2 Motor Control Seal Circuit B 1 Mounting 36 N Network 5 1 7 1 Network Display 6 4 NETwork Key 6 10 Node 6 1 7 1 Node Display 6 2 Numeric Keys 6 2 O Oscillator B 2 Output Register Reference Numbers 7 4 P Power Down Sequence 4 2 Power Flow 7 2 Power Light 3 3 Power Requirements 3 3 Power Supply 2 1 Power Up Sequence 4 1 Preset 7 9 PREVious NETwork Key 6 10 PREVious REF Key 6 10 Processor 2 1 Programming 7 1 Program Pack 2 4 8 1 Programmer Operating Modes 6 1 Programmer Operations 6 14 P370 Programmer 6 1 P371 Program Pack 2 3 8 1 R Real Time Clock B 3 Reference Data Area 6 2 Reference Display 6 3 Reference Numbers 7 3 7 4 REF Key 6 10 Register Contents 6 3 Register Modules 5 2 D 1 RESET Key 6 9 Result Register 7 9 Rules 6 13 RUN Light 3 3 S Scan 5 1 Scan Time 5 1 Search Types 6 11 Sequencer 7 9 B 5 Sequencer Reference Numbers 7 4 7 10 SHIFT Key 6 7 Single Node Logic Element 6 12 Specifications 3 2 SRCH Search Key 6 11 Start Controller 6 8 Starting the Controller 4 1 Status Indicators 6 4 Stop Controller 6 8 Subtraction 7 9 Supervisory Mode 6 15 System Block Diagram 5 1 System Checkout 4 3 System Checkout 4 1 System Requirement 3 1 T Terminator Plug 3 5 Theory of Operation 5 1
135. s capable of driving relays pilot lamps motor starters solenoids and other loads up to 2 0 amperes The module uses 8 tran sistor switches to control loads connected to an external power source These swit ches are designed to withstand the high surge currents typical of industrial loads Each output is electrically isolated from the controller by an optical coupler This enables the module and controller to with stand the severe voltage transients prevalent in an industrial environment Both EEE and ANSI standards for surge with stand capability SWC tests are fully satisfied The output circuits are divided into two groups of four outputs each Each group is driven by a separate voltage source An LED indicator connected to each circuit s field side displays the ON OFF status of the output The LED indicates the output s true state The module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eliminate the need for special I O housings A termination connec tor is shipped with the Micro 84 mainframe to be used when the module is attached at the extreme right bus location User connections are made to a standard screw terminal strip This strip is com patible with an optional Fanning Strip P N 0212 012 which allows quick module replacement without distu
136. sec Source Resistance 1000 ohm max Physical Characteristics Threshold Voltage 45 to 80V rms Environment Max Input Voltage 130V rms continuous Temperature 0 to 60 C ambient F 47 to 63 H Humidity 0 to 95 non condensing requency 1o Z Shock 10 G for 11 msec Vibration 625 G 50 500 Hz EMI Per MIL STD 461B RFI Per FCC Class A Dimensions 1 62 in 41 8 mm X 6 00 in 152 4 mm X 11 00 in 279 4 mm Weight 2 0 Ibs 91 kg NOTES The B351 001 Input Module is compatible with the B350 001 Output Module without the use of additional components GOULD Electronics PI B352 001 Rev C B352 001 24 VDC Output Module True Low DATA SHEET The Gould B352 001 24 VDC Output Module True Low consists of eight independent and isolated Y output circuits FEATURES e Eight independent 24 VDC outputs e Circuit isolation of 1500 VDC e Field side status indicators e Transient protection e Surge withstand capability in com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module removal without disturbance to field wiring e UL listed and CSA certified e High 2 amp current per output e Designed for harsh plant floor environments GENERAL DESCRIPTION The B352 001 24 VDC Output Module con verts logic signals used within the Micro 84 Programmable Controller into 8 in dependent 24 VDC outputs Logic format for the module is true low Each output i
137. t Rate 1 25 samples per second MI e COI AE QRURS each channel RFI FCC Class A Surge withstand IEEE STD 472 1974 and Capability SWC ANSI C37 90 1974 2500 V 1 5 mHz for 6 us Coupled B373 TERMINAL STRIP FIELO DEVICES 0 10 VDC INPUT AE NO CONNECTION FIELD VOLTAGE INPUT 1 IN 1 DEVICE r SUPPLY VOLTAGE VOLTAGE INPUT 1 E Nt SHIELD b 4 GROUND NO CONNECTION NO CONNECTION r 1 NO CONNECTION FIELD DEVICE VOLTAGE inpurias VOLTAGE VOLTAGE INPUT 2 CABLE S SHIELO 182 SHIELD Lo Ld EARTH GROUND NO CONNECTION NOTES 1 If earth ground is unavailable at field device connect cable shield to shield terminal on module DO NOT connect at both ends of cable 2 For one voltage input connect Channels 1 amp 2 in parallel B373 0 10 VDC Analog Input Module Terminal Numbering and Input Connections CHANNEL 1 IN o LEVEL CONVETER AND FILTER iNI TO MICRO Bus ANALOG TO DIGITAL CONVERTER oPTO ISOLATORS MULTIPLEXER LATCH MEMORY CHANNEL 2 1N2 o LEVEL CONVETER 1N2 AND gt O FILTER a gt SHIELD 1 B373 0 10 VDC Analog Input Module Block Diagram 1 63 in x 10 50 in x 5 50 in 41 40 mm x 266 70 mm x Dimension W x H x D 139 70 mm Weight 1 Ib 0 45 kg Termination Screw Terminals Fanning Strip Compatible Wire Size Two 14 AWG max Construction Lexan Indicator
138. tempted Section 6 See Logic Element Entry Rules in Section 6 Double node logic element entered in an illegal position A wrong reference Correct and retry number has been entered for an element type e g a 40XX reference has been entered for a coil Coil reference numbers must be unique Retry using unique reference number The same reference number has been entered for two coils APPENDIX B PROGRAM LOGIC EXAMPLES This Appendix contains several typical program logic examples including the ladder logic diagram and the actual keystrokes required to enter the logic into the MICRO 84 Programmable Controller The keystrokes are entered using a P370 Programmer that is connected to the MICRO 84 mainframe All examples start with the cursor in row 1 column 1 B 1 MOTOR CONTROL SEAL CIRCUIT 3 4 5 6 7 JOOI 1002 1003 1004 C5 Ooo STEP KEYSTROKES COMMENTS 1 1001 HE ENTER Enter NO contact 1001 with vertical H a 2 gt Move cursor to 1 2 3 1002 1 Enter NO contact 1002 with vertical connector 4 Move cursor to 2 2 5 0001 Enter NO contact 0001 6 OR Move cursor to 1 3 7 1003 Enter NC contact 1003 8 Ea Move cursor to 1 4 9 1004 Enter NO contact 1004 10 Move cursor to 1 5 11 0001 Enter coil 0001 B 1 B 2 OSCILLATOR Coil 0002 is OFF for 30 seconds and then ON for 30 seconds 2 3 4 5 6 7 STEP KEYSTROKES COMMENTS 1 0003 be ENTER Enter NC contact 0003 wit
139. the ladder diagram program The number of logic elements that can be contained in a MICRO 84 depends upon the complexity of the networks and the memory size of the controller Figure 7 1 illustrates a typical multi node network 7 2 SOLVING NETWORK LOGIC The MICRO 84 function is to solve the ladder logic networks To do this it scans the various elements of a network checking the state of each input element are contacts open or closed etc and setting the status of the output coils accordingly In performing its scan of a network the MICRO 84 checks the status of the leftmost COLUMN of elements first and then proceeds COLUMN by COLUMN to the right until the network is solved An element in Row 3 Column 4 is scanned and solved before an element in Row 1 Column 6 The output of the first element can be used as input to the second element Figure 7 2 illustrates the sequence the controller uses in solving a network COUNTER TIMER COUNTER 0005 0006 Figure 7 1 Typical Multi Node Network 7 1 Figure 7 2 Network Solving Sequence Because the MICRO 84 solves a network in a particular fixed sequence it is possible to arrange the logic elements in such a way that the status of a coil can be used as discrete input to a contact in a column further to the right than the coil see Figure 7 3 The status of a coil also can be used as discrete input to another network TIMER TIMER 0002 Figure 7 3 Coil
140. timers analog values etc all registers can store numbers that are three decimal numbers long 0 999 These numbers are stored in binary coded decimal BCD format Sequencers operate like stepping drum rotary switches with a single reference contact at each position of the stepping switch Sequencer operations are controlled by numeric values placed in specific registers see Sequencers Drum Programmers later in this section Any specific reference number can be used as many times as required throughout the logic except for a coil A coil can be used as an output only once but can be used as many times as desired as an internal contact Reference numbers are defined as follows Reference Number Type M84 001 M84 002 Coils and discrete 0001 0032 0001 0064 outputs lights solenoids or internal contact Input registers 3001 3004 3001 3004 numeric data Sequencers 21XX 28XX Same XX Step 01 16 Usable as sequencer 4001 4008 4001 4008 registers Discrete inputs 1001 1032 1001 1064 contacts pushbuttons Internal registers 4001 4020 4001 4032 numeric data Output registers 4010 4012 4010 4012 4014 4016 4014 4016 4018 4020 4022 4024 7 6 PROGRAMMING FUNCTIONS The MICRO 84 Programmable Controller provides the capability to program or simulate the operation of relay contacts timers sequencers counters and arithmetic functions All programming is done on the basic format of up to seven elements in each hor
141. tion e Surge withstand capability in com pliance with IEEE 472 1974 and ANSI C37 90A e Optional Fanning Strip permits module removal without disturbance to field wiring e UL listed and CSA certified e Designed for harsh plant floor environments GENERAL DESCRIPTION The Gould B351 001 115 VAC Input Module senses and converts switched input signals into logic voltage levels used by the Micro 84 Controller The module allows for up to eight independently sensed inputs Inputs can be received from push buttons limit and proximity switches temperature and pressure switches as well as other 115V sources Eight independent threshold swit ches sense inputs from an external power source Each input is electrically isolated by an op tical coupler A neon lamp connected to the circuit s field side displays the ON OFF status of the input The lamp indicates the input s true state Both IEEE and ANSI standards for surge withstand capability SWC tests are fully satisfied The module is designed to withstand the severe voltage transients prevalent in industrial environments The B351 Input Module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eliminate the need for special I O housings A termination connec tor shipped with the Micro 84 mainframe is required w
142. troller and retry Retry using another programmer A message sent by the controller has taken too long to get to the programmer Check cable connections between the programmer and controller and retry 2 Retry using another programmer A message from the controller to the programmer arrived garbled To clear errors with an asterisk press SHIFT RESET errors without an asterisk press RESET All errors can be cleared using the SHIFT RESET sequence A 2 Table A 1 Error Messages Cont ERROR CODE MEANING REMEDY A diagnostic error This error may occur when a programmer has been detected in is plugged into the controller for the the programmer ROM first time Press SHIFT RESET If the error reoccurs try another programmer A diagnostic error has Try another programmer been detected in the programmer RAM The proper sequence is Search Type SRCH key Reference Number or Element Type SRCH key An illegal sequence of keystrokes was entered for a Search Retry using proper Search Type code and Reference Number An illegal Search Type code or Reference Number was entered in a Search request Retry using proper Search Type code and Reference Number An attempt has been made to Search without specifying a Search Type code or Reference Number The search for the specified logic element was uns
143. troller can handle a maximum of fourteen I O modules See the configuration rules listed below for basic and expanded systems The input modules contain the circuitry required to convert incoming voltages to signal levels compatible with the processor The output modules contain the circuitry required to convert processor signal levels to levels compatible with the devices being controlled All input and output module circuits are optically isolated from the internal controller circuitry and therefore can withstand severe voltage transients without damage to the controller Module Characteristics The simplicity of interlocking the I O modules together represents a major savings in time for both the assembly and programming of the system when compared to competitive systems A wide variety of l O modules are offered Each is designed to be an output driving or an input handling circuit The controller and I O units are designed to operate in an industrial environment they operate in locations where electromagnetic noise high temperature humidity corrosive elements and mechanical shock are prevalent 2 2 2 Module Addressing 2 2 3 2 2 3 1 The terminal connections on the front of the I O modules are associated with both an address in the processor the reference number and a specific piece of user equipment To communicate the processor selects the module address needed during operation The proper addressing order is accomplished
144. uccessful illegal entry of A vertical connector cannot be used in vertical connector the fourth row or seventh column The controller was not Controller must be stopped to either stopped before function Clear or Dump memory was attempted Only coils OOXX and input contacts 10XX can be disabled An attempt was made to disable an element that cannot be disabled An attempt was made Retry using proper keystrokes to enter a logic element but no logic element was included in the Enter sequence An attempt was made to Retry using proper keystrokes enter a logic element but no preset double node elements and or reference number was included in the Enter sequence To clear errors with an asterisk press SHIFT RESET errors without an asterisk press RESET All errors can be cleared using the SHIFT RESET sequence A 3 Table A 1 Error Messages Cont ERROR CODE MEANING REMEDY An invalid network The MICRO 84 can have 1 9 or 1 18 number was entered networks depending upon the memory size An out of range or Retry using a valid reference number invalid reference entered number has been The data value entered Retry using data value equal to or was greater than 999 less than 999 Memory is protected The keylock switch key is in the vertical position or has been removed Illegal entry of logic See Logic Element Entry Rules in element was at
145. ush buttons limit and proximity switches termperature and pressure switches as well as other 24 VDC sources Eight independent threshold switches sense inputs from an external power source Each input is electrically isolated by an op tical coupler An LED indicator connected to the circuit s field side displays the true ON OFF state of the input Both the IEEE and ANSI standards for surge withstand capability SWC tests are fully satisfied This enables the module and controller to withstand severe voltage transients prevalent in industrial environments The module is housed in a light weight durable LEXAN case A structural chimney within the module provides flow through convection cooling and protection from moisture build up Self contained mounting brackets eliminate the need for special I O housings A termination connec tor is shipped with the Micro 84 mainframe to be used when the module is attached to the extreme right bus location User connections are made to a standard screw terminal strip This strip is compati ble with an optional Fanning Strip P N 0212 012 which allows quick module replacement without disturbing field wiring Data bus connections are made with stan dard interface connectors These connec tors allow the B357 Input Module to be placed in any location in the I O structure without interfering with other module operation GOULD Electronics V SOURCE O THRESHOLD CIRC
146. y If an error is detected during the power up sequence the system halts If the P370 Programmer is connected an error code is displayed on the panel If the programmer is not connected no external indication of the error is available but the error code is stored in a location in the controller memory When the P370 Programmer is reconnected to the controller the error code that has been stored will be displayed on the panel If all tests pass the following sequence occurs 1 All coils are set OFF with the exception of latched coils and coils which were disabled when power was last removed These coils retain their latched or disabled state 2 All inputs are read including input registers 3 If the controller has been started the RUN light on the controller is illuminated and the unit starts solving logic at network 1 When power is applied to the mainframe the power supply begins producing DC power There is a slight delay between the time the DC voltages are within regulation and the processor begins operating This delay allows sufficient power to be stored to ensure that proper power down procedures can be performed by the processor when external power is removed Upon an indication of power failure appropriate information is stored to permit an orderly start up the RUN light is extinguished and all outputs turned OFF 4 1 2 Power Down Sequence When power is removed the controller continues to operate using the powe
147. y increased DUMP MEMORY Initiates the loading of the user s portion of the processor s memory into the program pack 6 3 4 4 CLEAR 6 3 4 5 HOLD Before pressing the ENTER key a second time the DATA display area reads CONF confirm Pressing the ENTER key a second time causes the command associated with the supervisory code to be performed The REFERENCE display area contains SUP n where n is the code of the command being processed When the supervisory function is completed the DATA display reads DONE The supervisory mode can be exited in three ways e Entering supervisory Code O and pressing the ENTER key causes the programming panel to enter the EXAMINE mode e Pressing the RESET key causes the programming panel to enter the EXAMINE mode The cursor returns to the position it was in prior to entering the Supervisory mode e Pressing the SHIFT key and then the RESET key resets the panel and returns the cursor to the power up home position row 1 column 1 in the EXAMINE mode When pressed in the DATA ENTRY or EXAMINE mode the CLEAR key places 0000 in the DATA display blanks the ELEMENT TYPE display and leaves the panel in the DATA ENTRY mode In SUPV and ERROR modes the CLEAR key is not operational When pressed the HOLD key causes the updating of the DATA display to cease and the most current data or status to be held in the Data display The Hold state is visually indicated by an uppe
148. y 1 or 0 In electronic hardware the value 1 is the ON state of a circuit while O is the OFF state Calculations can be made at a very high rate of speed using the binary number system and solid state electronic hardware A number system where 4 binary 1 0 or ON OFF characters or lines represent a decimal digit 0 9 BCD is a recognized industry standard BCD input devices e g thumbwheels and output devices e g numeric displays are readily available A single binary character A discrete output from the programmable controller The output is normally used to energize a solenoid provide power flow to the solenoid coil Coils are turned OFF when power is removed see Latch A type of logic used to count the occurrence of a particular event a contact closing a coil energized etc The capability of disconnecting a logic coil or a discrete input from control by program logic In the disabled state the logic element can be turned on and off using the program panel This allows a system to be checked out element by element Logic elements that can be either ON or OFF Discrete elements can be input output or internal logic elements Recording the entire contents of user memory onto the Program Pack The basic building block of the MICRO 84 logic An element is a contact coil connector timer counter or arithmetic function A function on the P370 Programming Panel that can change the state of a disabled logic eleme
149. yS 0 cc cece eect teen nee been renra 6 7 FUNCTION Kys cooo innen AR A weed eee 6 7 Typical Multi Node Network 0 0 0 ccc cece eee eet ete nee eens 7 1 Network Solving Sequence cc ccc cee e eee ete eeennees 7 2 Coil Used as Discrete Input 0 0 ccc ete eet en eee 7 2 Ladder Logic Programming Pad cece cee eee eee eee teens 7 3 Interconnecting Timers 0 cee ee eet nen enna neas 7 8 Time of Day Clock a A The eS Gans aA gee 7 8 Sequencer Example cia a ia evens 7 10 Program PACK x i s35 wieder she O A by als wes 8 1 TABLES System Memory SizZeS 0 cece ete nee teen enna ne TEER 3 2 MICRO 84 Specifications 0 0 ce a 3 2 Supervisory Codes and ActionS 0 0 0 ccc ccc cee een eee nena 6 8 LCD Displays During Panel ModeS 0 ccc cece rasanne rnnr 6 15 Key Usage Panel Mode ccc ccc ccc eee eee ee eee teeters 6 16 Panel Mode Eny gt ianei Pace arse ce nae wardtewe a te wind ool Slats ged a eee a Ges 6 16 Error Messages xiii a ada A 1 vi SECTION 1 INTRODUCTION In an industrial environment relays and solid state electronic devices are used to provide the necessary control signals for control system applications A relay can be either an electro mechanical device or a solid state electronic device that is hardwired to perform a particular function When the application in which an electro mechanical device is used is cha

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