E984--38X Sys Plan - Guillevin Industrial Automation Group
Contents
1. One High Street North Andover MA 01845 508 794 0800 24 Hour Support Center 1 800 468 5342 2M 7 94 NP Printed in U S A2. to download the configuration but this time the traffic cop data is down loaded with it GM E984 202 Rev A Chapter 3 Installing Controller and Local O 39 Step 16 Use the PLC Ops menu to Restart the controller Step 17 Visually inspect installation and verify operation The Green POWER OK indicator and Amber READY indicator status should remain ON The RUN indicator should be Green Your I O module ACTIVE indicators should be Green Note Your PC installation is now complete and verified If you have an obvious problem take the appropriate corrective action If your LED status is incorrect refer to the Installation Troubleshooting Chart 40 Installing Controller and Local I O GM E984 202 Rev A Chapter 3 Appendix A 381E 385E 385D System Specifications O This appendix covers the following specifications o PHYSICAL CHARACTERISTICS Dimensions Weight ag ELECTRICAL CHARACTERISTICS Static Discharge Agency Approval Magnetic Indicators o CIRCUIT CHARACTERISTICS Scan Rate Memory Throughput Holdup io Power Consumption Surge Withstand Time of Day Clock GM E984 202 Rev A Appendix A 381E 385E 385D System Specifications 41 o ENVIRONMENTAL CHARACTERISTICS Temperature Humidity Max Wet Bulb Altitude Shock Vibration o BUILT IN POWER SUPPLY Input Power Fusing Holdup Indicators Output Power Output Voltage o EXTERNAL POWER ISSUES AC lsolation Transformer External 24Vdc Power Supply 800 Series I O Mod
3. Buss Not customer replaceable Holdup 32ms for CPU from Power OK going inactive Steady State Power Consumption 5 W Current 42 A 120 Vac Indicators Green LED POWER OK Output to 1 0 18 75 Watts to I O service Output V1 5Vdc VO 3 5A max V2 4 3Vdc I O 3 5A max External Power Issue Specifications Isolation 100W recommended based on Transformer 40 8W meas and assuming 0 4A continuous w 97Vac 115V 15 5A peak Ext 24Vdc P S 31W nom 1 3A dc continuous 24Vdc 24A peak or 1 7A dc cont 20 4Vdc 24V 1595 GM E984 202 Rev A Appendix A 381E 385E 385D System Specifications 45 Appendix B Troubleshooting a This appendix contains troubleshooting help and Modicon tele phone numbers for Customer Service and Technical Support Modbus cable pinouts are illustrated for troubleshooting pur poses An installation verification troubleshooting chart is illus trated on two sheets GM E984 202 Rev A Appendix B Troubleshooting 47 Stopped Error Codes Table 3 lists all stopped error codes applicable to 984 family controllers Table 3 Stopped Error Codes Machine Stop Bits Description PCSICK Ox7FFF Controller unhealthy PCSTOPPED 0x8000 Controller stopped BADTCOP 0x4000 Bad I O traffic cop DIMAWAR 0x2000 PC in dim awareness PORTIVENT 0x1000 Bad port intervention BADSEGSCH 0x0800 Bad segment scheduler SONNOTIST 0x0400 Son did not start segment PDCHEKSUM 0x0200 Bad power down checksum NOEOLDOIO
4. Change the Housing Replace PLC and Call Modicon Figure 16 PLC Installation Troubleshooting Chart Sheet 2 GM E984 202 Rev A Appendix B Troubleshooting 53 Master Function Error Codes The MSTR block reports error conditions by putting a code in the Error Status reg ister The code is a hexadecimal value in the form Mmss where M is the Major code m is the minor code and ss is the sub code Table 5 lists the code with the associated meaning Table 5 MSTR Error Code Definations Code Meaning 1001 User initiated abort 2001 Invalid operation type 2002 User Parameter changed 2003 Invalid Length 2004 Invalid offset 2005 Invalid length and offset 2006 Invalid SDDA 2007 Invalid SDNA 2008 Invalid SONR 2009 Invalid route equal to own address 200A Global read request length more than available 200B PEER Cop conflict on write read global data 200C Bad pattern for change address request 200D Bad address for change address request 30ss Modbus slave exception response 4001 Inconsistent Modbus slave response 5001 Inconsistent network response 6mss Routing failure F001 Selected S985 option is not present The sub code ss can convey the following 01 Illegal Modbus function requested The slave device does not support the requested operation 02 Illegal data address requested The register s being read written do not exist in the slave device e g not configured 03 illegal data value requested The
5. Modbus Plus Node Address Software Change 28 MSTR Format A dla cae eL Games 28 Implementation of Mbus Node Address Change via MSTR Block 29 vi Table of Contents Port Delay Timer ince es dete ete OE ba Rete d se quy 30 Chapter 3 Installing Controller and Local I O 31 Model 381E 385E and 385D Installation Procedure with Local I O 32 Procedure for Installation Checkout Unconfigured PC 35 Procedure for Installation Checkout Configured PC w Local l O 36 Controller to IBM PC Programming Panel Software 37 Getting PC into RUN Mode sssseseee eh 37 VO Quick Check ceccsaa be ida e e ec e Y Rune 39 Appendix A 381E 385E 385D System Specifications 41 Mainframe Specifications ille eee 42 Indicators essor e RR cR RR ERES RR Rs 43 Circuit Characteristics llle 43 Environmental Characteristics l llle ele 44 Built in Power Supply ssssseeee I 45 External Power Issue Specifications lille 45 Appendix B Troubleshooting TET 47 Stopped Error Codes ceo redet a ENT e RA oS etes 48 Customer Service amp Technical Assistance 00005 50 Installation Verification Troubleshooting 0200000 uae 52 Master Function Error Codes 0 0 cece eee eee 54 Table of Contents vii Figures Figure 1 Model 381E 385E and 385D Physical Perspective Figure 2 Model E Control
6. are Table 2 Port 1 Configuration 381E and 385E 385E Only MEM Port 1 Communication Parameters Taken from Bridge Mode capable only Configuration Table if Panel programmed this option Default is NO Bridge Mode DEFAULT Port 1 Communication Parameters are Bridge Mode capable RTU 9600 BAUD Even Parity 1 Stop Bit without panel intervention Address is set on Dip switch underneath i e automatic if 385E or is 1 if 381E MODEM Port 1 Communication Parameters are Bridge Mode capable ASCII 2400 BAUD Even Parity 1 Stop Bit without panel intervention Address is set on Dip switch underneath i e automatic if 385E or is 1 if 381E The second modbus port on the 381E is only set using the programming panel Modbus Port Software Configuration You can use Modicon Modsoft programming panel software to set an internal memory variable for either Modbus port 1 or port 2 when the MEM DIP slide Switch is in MEM For convenience a summary of Modsoft screens showing the communications parameters available is presented here From the Main menu you select the LOffline entry and then select Config from 24 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 the pulldown selection the results are illustrated in Figure 7 With the cursor on the Ports selection press the key to display the port parameter screen LUtitity JPLC Ops JOvrVie F2 F PLC PLC Type Exec Pack Memory Extended Memory Redundant DC
7. checkout Step6 Verify presence of memory backup battery If lithium battery has been supplied separately install in bat tery compartment observing polarity marked inside battery compartment cover Note When removing battery push to compress loading spring which will partially eject battery as you let go GM E984 202 Rev A Chapter 3 Installing Controller and Local l O 33 Step 7 Step 8 Step 9 Install 381E or 385E D controller module in Slot 1 of prima ry housing securing with captive screws Set memory protect switch to OFF If using an auxiliary power supply partially insert it in Slot 1 of expansion housing IN STEPS 10 THRU 19 BELOW THE AC AND DC PRI Warning MARY SOURCES SHOULD NOT BE CONNECTED ENERGIZED ON THE SOURCE SIDE Step 10 Wire auxiliary power supply input power and then secure module in housing Step 11 Wire AC primary power cable to controller s AC input power connector shown in Chapter 1 Figure 3 Step 12 Form service loop in AC input power cable and install me chanical restraint on housing Step 13 Plug AC input power cable connector into controller s AC input power jack at left side of module DO NOT CON NECT TO PRIMARY POWER SOURCE AT THIS TIME Step 14 If using DC input wire to controller s DC input connector Step 15 Form service loop in DC input power cord and install me chanical restraint on housing Step 16 Plug DC input power cable connector into controller s DC input
8. power jack on left side of controller DO NOT CON NECT TO PRIMARY POWER SOURCE AT THIS TIME Step 17 Do field wiring for local drop and attach to I O connectors Step 18 Install key pins in I O housing slots as required in your in stallation plan 34 Installing Controller and Local O GM E984 202 Rev A Chapter 3 Step 19 Verify ground and cable connections are secure and ac cording to plan c Note Other than local I O the physical installation of your Model E Controller is now complete You are ready for initial power up and in stallation check out Procedure for Installation Checkout Unconfigured PC Step 1 If using DC input power energize DC power source and switch controller s DC power switch to ON If not using DC input go to Step 4 below Step 2 Visually inspect installation and verify operation After a few seconds of delay for internal diagnostics your Model 381E 385E or D POWER OK indicator should come up Green and the READY indicator Amber The BATTERY LOW indicator should be OFF gt Note f you have an obvious mechanical or electrical problem take the appropriate corrective action If your LED status seems incorrect try to eliminate the possibility of a false indication resulting from parallax error one LED lighting more than one indicator window If your LED status is incorrect refer to the Installation Troubleshooting Chart Figure B 2 If all else fails call us at the number list
9. 0x0080 Watchdog expired RTCFAILED 0x0040 Real time clock failed BADOXUSED 0x0020 Bad coil used table RIOFAILED 0x0010 Remote IO option failed NODETYPE 0x0008 Illegal node type user ULCSUMERR 0x0004 User logic checksum error DSCRDISAB 0x0002 Discretes disable error BADCONFIG 0x0001 Bad configuration Table 4 shows MODICON 984 381 385 system end user part numbers 48 Troubleshooting GM E984 202 Rev A Appendix B Table 4 Model 381E 385E and D Controller End User Part Numbers Part Number Housings AS H819 209 AS H827 209 AS H819 100 AS H827 100 Cables AS W954 006 AS W955 012 AS W955 025 AS W956 012 AS W956 025 AS W953 006 AS W953 012 AS W953 2025 AS W801 0xx AS W802 0xx AS W804 0xx AS W808 0xx Software Modsoft Ahi E Vot Tev h Hp RIA o Description Primary 19 Housing Primary 27 Housing Secondary 19 Housing Secondary 27 Housing Modem to 984 x80 IBM PC XT to 984 x80 IBM PC XT to 984 x80 IBM PC AT to 984 x80 IBM PC AT to 984 x80 P190 to 984 x80 P190 to 984 x80 P190 to 984 x80 Housing interconnect signal cable Housing interconnect power cable Housing interconnect aux power cable Housing interconnect power cable SW MS1D 9SA Revision 1 2 is required Troubleshootina 49 Customer Service amp Technical Assistance Modicon telephone numbers are as follows o To call us from anywhere in North America except from within the state of Massachu
10. 2 Chapter 3 Installing Controller and Local I O o This chapter is an installation procedure for your PC E984 381 385E or 383D with local I O GM E984 202 Rev A Chapter 3 Installing Controller and Local O 31 Model 381E 385E and 385D Installation Procedure with Local I O Warning ENSURE THAT YOUR ELECTRICAL SERVICE IS PROPERLY GROUNDED AND IN ACCORDANCE WITH THE ELEC TRICAL CODE FOR YOUR AREA INSTALLATION AND MAINTE NANCE SHOULD BE PERFORMED BY A QUALIFIED PERSON IN CONFORMANCE WITH LOCAL CODE AND THE NATIONAL ELEC TRICAL CODE ANSI NFPA PUBLICATION NO 70 Procedure Step 1 Step 2 Step 3 32 Installing Controller and Local I O Installation Install cable troughs in your primary and secondary hous ings in accordance with the local drop I O module assign ments planned Mount housings for local drop on desired surface taking care to observe system ground requirements Connect power and signal cable between primary and sec ondary housings as required by your configuration See example shown in Figure 11 GM E984 202 Rev A Chapter 3 RACK 1 Rack Interconnect Cable W801 Auxiliary Power Cable W804 RACK 2 Figure 11 Typical Local Drop Configuration Step 4 Ground power cable s ground strap to system ground on housing shown in Chapter 2 Step 5 Set MEM DEFAULT MODEM communication select switch for MODBUS Port 1 as desired Default position assumed during installation
11. DSR6 6 DSR RTS7 7 GND CTS8 8 N C 9 9 10 11 12 13 N C 14 15 16 17 18 19 B E984 20 DTR Modbus Connector 9 95 wc To Modem AS W956 000 P1 P3 GND 1 N C 1CD RXD2 2 RXD TXD 3 3 TXD DTR4 4DTR GND 5 5GND DSR6 6 DSR RTS7 x 7RTS CTS8 e 8CTS N C 9 N C 9R 1 D E984 Modbus to IBM AT AS W956 000 Troubleshooting 51 Installation Verification Troubleshooting Figure 15 Sheets 1 amp 2 offer you a modular approach to troubleshooting your PC System START Check for Check for Check Batter Diagnostic DC PWR AC PWR E Ur Polarity ON SW ON Check Input PWR Select Switch Replace Battery Check Input PWR Source Modicon Figure 15 PLC Installation Troubleshooting Chart 52 Troubleshooting GM E984 202 Rev A Appendix B ERR Message Wrong File or Path Check PLC Power ON PLC Running Follow STOP Procedure Check Comm Cable STOP START TED Blinks Reload Exec From Modsoft Main Menu Select PLC Ops Pick Stop or Start from pulldown Check Cable Connection Traffi Answer the display with Y rafie gop Return to Main Menu select LRV Then download Config Files Check MEM DEFAUL Switch Change I O If System Message indicates Module NO CONFIG use Filer or config editor to create a valid configuration Reboot or Swap out Panel
12. ODBUS cable connector pinouts a table of MODICON 381E 385E 385D system end user part numbers Customer Service Technical Support telephone numbers and Installation Verification trouble shooting charts iv Preface Related Documents GM MSFT 001 Modsoft Programmer User Guide GM 0984 SYS 984 Programmable Controller Systems Manual Incoming Inspection Guidelines Procedure Guidelines for Inspection Step 1 Before you do anything verify your shipment is com plete and undamaged If the shipment is incomplete or damaged notify the carrier and your distributor Step 2 Remove everything from its packing and check for physical defects or damage If the equipment is physically defective or damaged notify your MODICON representa tive Note Save shipping materials until installation is complete Sending Something Back o To the extent possible use the original packing materials supplied by MODICON o All equipment should be firmly packed so that it cannot move around in its ship ping container o All equipment should be protected against impact during shipment Preface v Table of Contents Chapter 1 Controller Introduction 1 E984 381 385 385D Programmable Controller System Description 2 e m 2 System Features 2 cece eee een ee 3 System Capacity osese erosin eseria a eee teeta 3 Executive NV RAM 0 0 20 cece eee ee tee een ee 4 Executive Functionality 0 0 0 2 cee e
13. P Drop ID 984 Ranges Bxxxx xxxx Sanne 38081 4x xx 408801 duxxx for SFC 98601 16001 Bxxxx for SFC lUtility JPLC Ops Default F nF 2 F3 Number Mode Data Bits MODBUS 01 RTU 8 62 RTU 8 Bridge F4 Parity EVEN EVEN T op Segmnts Loadabl Cfg Ext Quit F5 lt _ F _ _F 7 F8 oFF FS 15396 68615 Size of Full Logic Area Number of TCop Words I 0 4 I 0 Type Number of Segments 1 0 Drops Channel Pairs 1 0 Modules ASCII Number of Messages Message Area Size Number of ASCII Ports Simple ASCII Output Simple ASCII Input Specials SKIP Functions Battery Coil F7 F8 0FF F3 PORTS Bridge Mode N Stop Bits Baud Keyboard Address Delay 1 9688 1 10 m 1 9688 1 18 m Figure 7 Communication Port Selection Screen You can fill in the data fields as you require Pressing the key while on a field dis plays a parameter list for that field Note Unsupported Parameters are 2 stop bits with RTU and parity 1 stop bit with ASCII and no parity GM E984 202 Rev A Chapter 2 Planning Controller and IO Installation 25 LEFT SIDE AC HOT AC NEUT GND DIP SWITCH UNDERNEATH Figure 8 View of MEM DEFAULT communication parameter switch 26 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 Modbus Plus Node Address Setting Manual Node Address Change These node address switches are th
14. System Planning AEG and Installation Guide for Model PC E984 381 385 amp PC E984 385D GM E984 202 Rev A System Planning and Installation Guide for Model PC E984 381 385 amp PC E984 385D GM E984 202 Rev A November 1992 MODICON Inc One High Street North Andover Massachusetts 01845 Preface This guide describes the PC E984 381 and PC E984 385 385D Programmable Logic Controller systems together with system planning information and installa tion procedures For brevity and your convenience the PC E984 381 385 controller is referred to in context as the Model 381E or 385E Both Model 381E and 385E are enhanced with an extra Modbus Port The 385D is a 125 VDC version which is otherwise just like a 385E In the context of this manual the terms Programmable Controller and Program mable Logic Controller have been abbreviated to PLC for brevity References to IBM s personal computer are written out or in context with IBM s initials It is necessary to say that the information in this document is subject to change without notice and should not be construed as a commitment by MODICON Inc Industrial Automation Systems MODICON Inc assumes no responsibility for any errors that may appear in this document Further no part of this document may be reproduced in any form or by any means electronic or mechanical without the ex press written permission of MODICON Inc Industrial Automation Sys
15. a free port for connecting your local programming panel The second port on the 385E and D is for the Modbus Plus network Connection Figure 3 illustrated the controller from the left side The MEM DEFAULT MODEM toggle switch enables your preset communications configuration for Modbus port 1 For software configuration refer to software configurator in Panel software documentation The DIP switch for setting Modbus Plus port parameters is shown at the bottom of the illustration but access to the DIP switch is actually through the bottom of the module s case Central Processing Unit CPU Function The Model E uses 24 bit memory architecture and a 16 bit CPU which is fully compatible with the Modicon 984 PC instruction set solves user logic at a nominal rate of 2 5 ms per thousand nodes of user logic For special applications a time of day clock is provided on all E Models GM E984 202 Rev A Chapter 1 Controller Introduction 9 Mainframe Controls Mainframe Status Indicators Status indicators on the CPU module are POWER OK READY RUN BATTERY LOW MODBUS Port 1 MODBUS Port 2 Green LED When ON indicates input power OK and volt age outputs OK Your I O power OK is indicated by the READY LED Amber LED When ON indicates Controller passed power up diagnostics Remains ON in Stopped and Run modes as long as health status is OK Indicator is OFF when an error condition is detected by diagnostics G
16. a low frequency AC safety ground path and a low impedance shield path for EMI RFI If a metal mounting plate preferred is not feasible Modicon recommends that all PC housings within a drop be interconnected by a flat braided copper ground strap with a minimum width of one inch The ground strap should be kept short and in stalled without loops and bends Use stainless steel hardware including a flat washer to secure the braid strap to the housing Regardless of the housing to housing method of ground interconnection Modicon recommends the entire installation be grounded by a one inch wide min flat braided copper strap installed between the the primary housing ground connection point and a suitable factory ground The bulkhead and rack mounting illustrations show the housing s recommended ground connection point Primary Power Cable AC DC Ideally the power lines should be dedicated to the PC installation to minimize problems that arise when sharing AC power with electrically noisy equipment Provide for strain relief by installing a service loop and cable restraint on the pri mary power cable as its connector is not locked in place AC Power Cable The recommended AC power cable should consist of three in sulated leads of Number 14 AWG stranded copper The cable leads insert in the plug in power cable connector shipped installed in the AC input connector jack from the factory The color code standard for the AC cable is whi
17. ctions Battery Coil Bxxxx for SFC Timer Register Figure 12 Configuration Overview Screen 38 Installing Controller and Local I O GM E984 202 Rev A Chapter 3 1 0 Quick Check To check the 1 O side of your configuration assuming you have a B805 and B804 in slot 3 and 4 respectively Proceed to add the Traffic Cop information for these two modules to the configuration data you already established by Step 12 Return to the panel Configuration screen and enter the number of I O modules as the value 2 Step 13 Go to the Config screen TCop function and define the pres ence of the two modules Figure 13 is an example of what the data looks like iUtility 4PLC Ops DelDrop HoldTme ASCPort iGetDrop Special Quit Fan F FF 4 FS F5 F F8 0FF FS9 TRAFFIC COP a a qs 886 SERIES 1 0 Drop QD boop Rack 1 Drop Hold Up Time 3 x188ms ASCII Port B Number Inputs 2 16 Number Qutputs 16 Module Reference Numbers Data Module Slot Type Input f Qutput type Description 181 984 PLC 381E v 182 B805 10861 10018 16 IN B885 183 B884 B0001 80016 16 0UT 8804 104 B8 105 B8 186 B8 187 B8 188 BS 188 B8 110 B8 111 B8 Figure 13 Traffic Cop Data Step 14 Return to the main menu and select the PLC Ops menu Stop function Respond to the screen prompt with Y and watch the RUN LED go off Step 15 You now repeat the earlier steps step 10
18. cure all modules in the housings and they should be used to in sure good electrical contact between the connector at the rear of the module and backplane in the housing Key pin protection is also available User memory is backed up by a lithium battery which has a one year service life It will hold up for 14 days after the BAT LOW indicator comes on The battery s installed but unused service life is rated at one year with a five year shelf life A manually operated memory protect toggle switch prevents accidental access to the user s program This switch is located on the left side of the unit above the 3 position communications toggle switch see Figure 3 Power Supply Function AC and DC The Model 381E 385E and 385D system s controller module comes with a built in VO power supply The Model E Controllers run on 97 through 276 VAC 47 to 63 Hertz and 24Vdc As shown on Figure 3 Once connected AC power is then switched ON OFF with a front panel rocker switch The PLC will also operate continuously on 24Vdc as its an alternate or exclusive source Figure 3 shows a primary power input connector for a customer supplied 24Vdc source Once connected DC power is then switched ON OFF with a front panel rocker switch GM E984 202 Rev A Chapter 1 Controiler Introduction 7 LEFT SIDE AC HOT AC NEUT GND ON MEM PROTECT OFF MEM DEFAULT i MODEM DIP SWITCH UNDERNEATH Figure 3 Wiring Connectors Comm
19. data being read written is invalid 04 Not assigned 54 Troubleshooting GM E984 202 Rev A Appendix B 05 Slave has accepted long duration program command does not apply 06 Function requested cannot be performed at this time because a long duration program command is in process 07 Slave has rejected long duration program command The m field indicator provides an index into the routing information and indicates at which device the failure was detected A value of 0 indicates the local device a 1 is routing 1 2 is routing 2 etc Troubleshooting 55 GM E984 202 Rev A Appendix B Index B Battery 7 Bridge Mode 27 C Comm Port Timing 30 Communication Ports 43 Communications Cable 37 Configuration Select Switch 24 Cooling 21 CPU Stopped Error Codes 48 D DC Power 23 Diagnostics 36 E Equipment Housing 5 G Grounding 16 22 23 32 H Housing Clearance 14 Indicators 43 K Kernal Mode 10 Key Pins 34 GM 0984 202 Rev A L Local I O 32 M Memory Protect Switch 34 Modbus 9 Modbus Plus 9 10 Modbus Plus Address 28 Modbus Plus Address DIP 27 Model E Controller 2 Modicon Assistance 50 Modsoft 2 37 Mounting bolts 15 MSTR Block 28 MSTR Block Errors 54 P Power OK 35 Primary Housing 6 Primary Power 14 22 R R I O Housing 18 Run Mode 37 S Software ID 36 T Traffic Cop 39 Troubleshooting 35 52 Index 57 Modicon Inc Industrial Automation Systems
20. e are two Modbus ports on the 381E only The 385E and 385D have one Modbus and One Modbus Plus Port Circuit Characteristics o ScanRate 2 5 ms per thousand nodes of user logic o Throughput 15ms for 64 I O points yo 512 discrete points any mix maximum configuration 1024 register points 512 in 512 out Max I O Modules in drop 21 GM E984 202 Rev A Appendix A 381E 385E 385D System Specifications 43 Memory Capacity User Logic Registers Option 16 K Words User Logic 1920 State RAM Holdup 32ms for CPU from POWER OK going inactive Surge Withstand Per IEEE 472 1974 ANSI C37 90a Model 381E Time of Day Clock 1 sec day 25C 3 sec day 0 40C t 8 sec day 0 60C Environmental Characteristics Temperature Operating 0 60C Storage 40 gt 80C Humidity 0 95 Non condensing Max Wet Bulb Non operating Non condensing Operating 85F Altitude 10 000 feet max Shock 10g s 11ms 3 pulses per axis Vibration Operating 5Hz to 50Hz 005 in D A 30 min axis 50Hz to 500Hz 0 625 g s 30 min axis Vibration Non operating 10Hz to 50Hz 029 g s Hz 50Hz to 300Hz 029 g s Hz 8dB octave 44 381E 385E 385D System Specifications GM E984 202 Rev A Appendix A Built in Power Supply Input Power 115 Vac 15 47 63 Hz 230 Vac 15 47 63 Hz 24 Vdc 15 Isolated source 24v 3A 125 VDC 15 Isolated source 105v 295A 125v 9 248A Maximum inrush current surge 6 44A Fuses 0 750A 3A SB
21. e first 6 Dip s seen above and viewed from the bottom of the unit Switches 7 and 8 are not used Switches One through six can be set to the binary bit pattern 000000 through 111111 which are the equiva lent of decimal 0 through 63 respectively To derive the node address add 1 to the binary The default shown in Figure 9 is the binary 0 which is node address 1 To change to an address of 2 place the LSB switch Toward the number 000001 etc Front of Module Toward number Open Away Closed 0 Figure 9 Modbus Plus Node Address DIPs 1 6 Modbus Plus Bridge Mode A communications Bridge mode is a standard feature which allows access to the Peer network Using this mode you can program or monitor any individual node on the Modbus Plus Network using a program panel connected to modbus port 1 When the Mem Dip select slide switch is in the MEM position the bridge mode can be enabled or disabled by using the panel software Offline Configuration PORTS Bridge subfunction GM E984 202 Rev A Chapter 2 Planning Controller and IO Installation 27 Modbus Plus Node Address Software Change The on board dip switches illustrated above are read by the PEER PLC at power up to determine what the Node address is This setting stays in effect until a power cycle with new settings or a software controlled Change Address Com mand is issued to the PEER PLC The Ladder Logic implemented MSTR Block
22. ed under technical assistance Appendix B Step3 Switch controller s DC input power switch to OFF GM E984 202 Rev A Chapter 3 Installing Controller and Local I O 35 Step 4 Connect primary power input to AC source and set control ler s AC power switch to ON Step 5 Visually inspect installation and verify operation After a few seconds of delay for internal diagnostics your Model E Controller POWER OK indicator should come up Green and the READY indicator Amber The BATTERY LOW in dicator should be OFF Note If you see the RUN light blink 3 times followed by a slightly longer off period the checksum diagnostic failed and the Kernal mode is entered Notify your systems programmer You have to download the executive to continue If your LED status seems incorrect try to eliminate the possibility of a false indication resulting from parallax error one LED lighting more than one indicator window If your LED status is incorrect refer to the Installation Troubleshooting Chart in Appendix B Note if you have an obvious mechanical or electrical problem of any nature take the appropriate corrective action If your LED status seems incorrect try to eliminate the possibility of a false indication resulting from parallax error one LED lighting more than one indicator window If your LED status is incorrect refer to the Installation Troubleshooting Chart Figure B 2 If ali else fails call us at the number listed unde
23. ee ees 4 Module Housings 0 0 00 eee ee eee eee 5 ConSti ctlon vue se toss xor asl LA re DP DIE URS C 6 Power Supply Function AC and DC 2 0 cece 7 Communications Processing Function 0000 9 Central Processing Unit CPU Function 9 Mainframe Controls eres pe EE Pede dee mad ch req 10 Mainframe Status Indicators 2 2 2 0 cee eee es 10 Chapter 2 Planning Controller and IO Installation 13 Planning i55 tx xx eee alee eR ew ects SW eels Gata ale E S 14 OVEIVIOW isses gu EX em e sinters oS ane SE aa 14 Space Requirements 1 ccnh aw cows anise E uova oaed S E dus 14 Primary Power Lines 0 cece eee cee eee eee 14 Environmental Requirements 0 ccc cece cence eee 15 Mounting Hardware Requirements 000 0 00 eee 15 Housing Installation Options 0 0 cece ee eee ee 16 Panel or Bulkhead Mounting 0 0 00 c cece neces 16 Rack Mounting 0 0 ccc ce eee ee 18 Grounding Your Installation 0 00 00 ccc ccc eee eae 22 Primary Power Cable AC DC 0 00 00 cc cee eee nee 22 DIP Switch Configuration for MODBUS Port1 24 Modbus Port Software Configuration 0 0 24 Modbus Pius Node Address Setting 00 00 cee ae 27 Manual Node Address Change 00 000 e cece eee 27 Modbus Plus Bridge Mode 0 0c cece eee e ee eeee 27
24. ely Secondary Enclosure The secondary housing will accommodate a one and one half wide P810 P800 or P884 auxiliary power supply if a power supply expander is required and as many 1 O modules as there is room remaining Specifically the standard 19 or 27 secondary housings will accommodate five or nine I O modules along with a one and one half wide two slot auxiliary power supply and a full seven or eleven I O modules without the power supply The 19 inch primary housing with controller is shown in Figure 2 For simplicity s sake the 27 housing is not shown in this manual except as required in the illustra tion on panel mounting dimensions GM E984 202 Rev A Chapter 1 Controller Introduction 5 SYSTEM BUS CONNECTOR HOUSING CAPTIVE SCREWS UNDER HANDLE 984 381E IN FIRST SLOT ON LEFT OURBUS CONNECTOR Figure 2 Model E Controller in Primary Housing AS H819 209 Construction The Model E controller is housed in a rugged metal chassis designed to with stand specified temperature and humidity extremes as well as vibration shock and ambient atmospheric conditions consistent with the factory floor The primary housing employs a shielded backplane which provides for internal communications within the housing The backplane protects the internal system communications from both electromagnetic EMI and radio frequency interference RFI 6 Controller Introduction GM E984 202 Rev A Chapter 1 Captive screws se
25. em housing can be panel bulkhead mounted or rack mounted as described in the following text Panel or Bulkhead Mounting As shown in Figure 4 below the H819 housing has keyholes at the top and bottom of the housing for bulkhead mounting purposes The keyholes are sized for 5 16 inch bolts The recommended ground point is also shown 16 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 381E 385E 385D GROUND POINT Figure 4 H819 Housing Panel or Bulkhead Mounting Dimensions GM E984 202 Rev A Chapter 2 Planning Controller and IO installation 17 GROUND POINT Figure 2 H827 Housing Panel or Bulkhead Mounting Dimensions Rack Mounting The H819 Module Housings can be mounted in a 19 inch standard EIA rack Hardware is supplied for installing the rack adaptor mounting flange kit on the housing but not for installing the adapted housing in the rack Figure 3 shows dimensions for rack mounting RI O housing The following hard ware is required for rack mounting each housing a 1 19 inch Standard EIA rack g 1 pair of rack mounting flanges 18 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 o 8 10 32 Pan Head Machine Screws to mount the housing to the NEMA rack n 8 10 32 Flat Lock Nuts if mounting holes in rack s side rails rails are not threaded a 8 8 32 Pan Head Machine Screws supplied to attach rack mount flanges to ends of housing a 8 1 4 b
26. ices dictate that the power lines be dedicated to the PC installation to 14 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 minimize problems that sometimes arise when sharing AC power with electrically noisy equipment Finally plan to install a service loop and a cable restraint as the primary power cable as the connector is not locked in place Environmental Requirements In planning for controller installation consideration should be given to the environ ment around the controller Although designed for a harsh industrial environment and able to withstand factors that would harm other types of electronic equipment problems can be avoided by not placing the controller and its related equipment in an operating area where there is high ambient temperature acidic atmosphere vi bration dust and dirt if it can be avoided Mounting Hardware Requirements After deciding on the final location of the Controller its associated equipment and cables you should plan for related mounting hardware This would include such items as nut and bolt combinations flat and star washers housings mounting surface ground straps and system ground connections Mounting bolts are NOT provided The recommended mounting bolts are 0 312 24 UNF 2B insert or tapped stainless steel 8 13 SS GM E984 202 Rev A Chapter 2 Planning Controller and IO Installation 15 Housing Installation Options The 984 381 E 385E and 385D syst
27. is the mechanism by which you issue the proper command Note The Controller in which you want to change the Node address must be running MSTR Format You can issue the Change Address Command using the ladder logic MSTR DX block Figure 10 is an example of a Modsoft screen with MSTR block xu NE pics Ops iElement LiCommand JRef l F3 F4 Ladder Diagram EE 5 n Active mp jn Enable 40208 Error MSTR 0001 Complete Figure 10 MSTR Block on Modsoft screen With Input Output Labels C The top node 40100 in the example defines the first of a nine register block that contains 4TTTT Operation Type FFFF Hex Change Address Command 4TTTT41 Error Status See Appendix B for Error Codes 28 Planning Controller and 0 Installation GM E984 202 Rev A Chapter 2 4TTTT 2 Pattern 1 1234 Hex 4TTTT 3 Pattern 2 5678 Hex ATTTT 4 Pattern 3 XXAA Hex where xx 00 for builtin 01 for S985 1 02 for S985 2 4TTTT 5 Pattern 4 XXBB Hex ATTTT 6 Pattern 5 XXCC Hex ATTIT 7 Pattern 6 XXDD Hex ATTTT 8 Pattern 7 XXEE Hex When the Error output passes power the content of the Error Status register con tains an error code to help you determine the cause of the error These registers provide a margin of safety against inadvertent change of address The values in these seven registers MUST contain exactly the above data or an error will result Bg The middle node 40200 in the example contains the new address The new addre
28. ler in Primary Housing AS H819 209 Figure 3 Wiring Connectors Communications and Memory Switches Figure 4 H819 Housing Panel or Bulkhead Mounting Dimensions Figure 5 H827 Housing Panel or Bulkhead Mounting Dimensions Figure 6 H819 Rack Mount Dimensions esses Figure 7 Communication Port Selection Screen Figure 8 View of MEM DEFAULT communication parameter switch Figure 9 Modbus Plus Node Address DIPs 1 6 L Figure 10 MSTR Block on Modsoft screen With Input Output Labels Figure 11 Typical Local Drop Configuration llle Figure 12 Configuration Overview Screen 0 0 Figure 13 Traffic Cop Data 6 ees Figure 14 Modbus Cable Pinouts 0 cee eee eee Figure 15 PLC Installation Troubleshooting Chart Figure 16 PLC Installation Troubleshooting Chart Sheet 2 Tables Table 1 Memory Per Configuration llle Table2 Port 1 Configuration llli leen Table 3 Stopped Error Codes cece ee eee Table 4 Model 381E 385E and D Controller Part Numbers Table 5 MSTR Error Code Definations 0 00 cee viii Table of Contents Chapter 1 Controller Introduction o This chapter describes your 984 E Model 381 385 385D Programmable Controller system GM E984 202 Rev A Chapter 1 Controller introduction 1 E984 381 385 385D Programmable Controller System Description O
29. n data using the Filer or initialize a configuration by selecting Config from the the Offline menu entry GM E984 202 Rev A Chapter 3 Installing Controller and Local O 37 Step 8 You will see the configuration overview screen as illustrated in Figure 12 The Menu selections allow you to select the information that defines your PLC configuration Step9 Return to the main menu and select Login From the PLC Ops Menu If the cable and PLC are ok You will see the modbus LED Flash Step 10 X Return to the main menu select the LRV entry and Select lLRV Options of Configuration and No State You will see the screen display the configuration word length and the Modbus Port flashes during the transfer Step 11 If you now return to the Main menu PLC Ops and select the Start function and then follow that up with a Y to the screen prompt the controller will start and the Green RUN LED is lighted LUtility LPLC Ops LOvrView Ports TCop Segmnts Loadabl Cfg Ext Quit F1 F2 F3 F4 F5 F amp F7 F8 0FF F9 CONFIGURATION OVERVIEW Size of Full Logic Area 15396 PLO Number of TCop Words 00015 PLC Type 984 Exec Pack I 0 I 0 Type Memory Number of Segments Extended Memory I 0 Drops Channel Pairs Redundant 1 0 Modules DCP Drop ID ASCII Number of Messages Ranges Message Area Size Oxxx 928881 Number of ASCII Ports Lxxxx 18081 Simple ASCII Output 3xxKX 38681 Simple ASCII Input 4XXXX 40081 4xxxx for SFC Specials SKIP Fun
30. oller and IO Installation 13 Planning Overview The 381E 385E and 385D Controller is designed to work with your Modicon Mod soft programming panel Modicon 800 series housings interfaces and l O mod ules The site planner must also consider the peripheral equipment such as a Pro gramming panel CRT monitor or printer when preparing an installation plan for the site Refer to the appropriate Modicon publications for site preparation proce dures for related equipment Space Requirements For the primary module housing allow 12 inch clearance to the left so installer can see power supply connectors Allow 6 inches on the top and side of the housing for convection cooling in vertical mounting situations Allow 12 inch of clearance at the bottom of the Controller for cable access For all other housings allow 6 inches on the top and sides of each housing for un obstructed cooling airflow in vertical mounting situations Also consider installation and physical access for removal of the modules as well as subsequent service including the connection and detachment of signal and power cables when required The primary housing may be separated up to 12 feet from the secondary housing depending only on the on the cable length employed Primary Power Lines In addition to service access distance to power sources has to be considered in planning your controller installation In addition to cable routing considerations good pract
31. olts supplied to attach back of rack mount flanges back of housing GM E984 202 Rev A Chapter 2 Planning Controller and IO Installation 19 12 7 50 BOTH SIDES 6 3 25 TYF Controller 908 GROUND POINT Figure 6 H819 Rack Mount Dimensions 20 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 Some planning considerations common to rack mounting for 800 series I O hous ings are 1 Between housings allow 12 inches below the primary housing for cable break out physical inspection and ventilation 2 The cable length connecting the primary housing and secondary housing must not exceed 12 feet The modular chassis will fit in a 12 inch deep standard NEMA enclosure should this be required e g an acidic atmosphere in the factory Since the only cooling available to the 984 PC is derived from natural convection air flow If the PC is placed within a NEMA enclosure some provision for added cooling may be required GM E984 202 Rev A Chapter 2 Planning Controller and IO Installation 21 Grounding Your Installation For grounding purposes Modicon recommends that your 381E 385E and 385D PC housing s be mounted on a suitably finished metal mounting plate capable of supporting its weight along with the other modules in the installation An aluminum mounting plate with a chromate finish such as IRIDITE ALODINE or OAKITE No 36 would meet the requirement This type of installation provides both
32. r technical assistance Appendix B Procedure for Installation Checkout Configured PC w Local VO Note Record Executive ID and the version number from The panel software Status Screen 36 Installing Controller and Local I O GM E984 202 Rev A Chapter 3 Finish your installation verification by configuring and Traffic Copping your PC and then communicating with local I O Step 1 Set your controller s input power to OFF Shut off auxiliary power Step 2 install a simple I O module in Slot 2 of primary housing a B805 for example and secure with captive screws Step3 Repower Controller to IBM PC Programming Panel Software Step 4 Connect Controller MODBUS Port 1 to panel Serial Port using W955 cable with 25 to 9 pin converter or W956 9 to 9 pin cable and power up the panel Step 5 At your DOS prompt type CD Modsoft then at the MOD SOFT directory prompt type MODSOFT to execute the panel software e Expert Step 5 assumes your panel software is available in your com puter If it is not refer to the Modsoft Programmer User Manual GM MSFT 001 for the load procedure Getting PC into RUN Mode A new controller can not be RUN without providing some data about the configura tion in which it is to operate Steps 6 through 11 provide a quick method to assure that your new controller will RUN Step6 X Press the panel Enter key J to display the main menu Step 7 You can either download pre existing configuratio
33. reen LED When ON indicates Controller is in the RUN mode and solving logic If memory checksum fails this light will blink 3 times for 5 seconds followed by a rest period of 2 5 seconds then the pattern repeats The controller is in Kernal mode and needs the executive reloaded Red LED When ON indicates battery needs to be re placed 14 day holdup from initial indication Green LED When ON indicates communication processor has unit address and communications are in progress Green LED When ON indicates communication processor has unit address and communications are in progress The port 2 indicator is labeled MODBUS PLUS on the 385E and 385D and indicates status as MODBUS PLUS Green LED This LED displays a flashing repetitive pat tern to indicate the node status NORMAL flashes every 160 msec MONITOR NETWORK flashes at one 10 Controller Introduction GM E984 202 Rev A Chapter 1 second intervals Is in offline state receive only NOT RECEIVING TOKEN flashes two times then is off for two seconds SOLE STATION flashes three times then is off for 1 7 sec onds DUPLICATE NODE ADDRESS flashes four times then is off for 1 4 seconds GM FQR4 202 Rev A Chanter 1 Controller Introduction 11 Chapter 2 Planning Controller and IO Installation o This chapter describes planning considerations for installing your PC E984 381 385 and 385D Controller with local I O GM E984 202 Rev A Chapter 2 Planning Contr
34. setts 1 800 468 5342 o To call us from within Massachusetts or from outside North America 1 508 975 5001 Customer Service When calling the Modicon 5001 telephone number ask for service from the list below When calling the 800 number you will get a recording asking you to enter a one digit code for the type of service you want listed below However this only works with a touch tone phone If using a dial phone hang on and the operator will in tercept after a short pause The service categories and extra digit code responses for push button phones are 1 Hardware or software technical support 2 Order entry buying hardware or software 3 Return exchange status inquiries 4 Training course registration inquiries 5 General information other than above 50 Troubleshooting GM E984 202 Rev A Appendix B P1 N C 1 RXD2 TXD3 GND5 DIR4 DSR6 1 nod CTS 8 AS W953 000 P1 GND 1 C E984 Null Modem IBM PC XT ae 8 N C 9 9 10 11 12 13 14 15 16 17 18 A E984 Modbus 19 to P190 20 DTR 21 25 1 GND 2TXD RXD 2 TXD3 DTR 4 GND 5 DSR6 RTS 7 CTS8 sl N C 9 Modbus Connector to Figure 14 Modbus Cable Pinouts GM E984 202 Rev A Appendix B 3 N C 1 GNO 2TXD 3 RXD 4RTS 5CTS 6 DSR 7 GND 18 19 20 DTR 2125 N C N C P1 P3 GND 1 1 GND RXD 2 2TXD TXD3 3 RXD DTR 4 4 RTS GND5 5CTS
35. ss can be a value between 1 and 64 o The bottom node a value of 1 in the example may be set to any value from 1 to 100 but only one address is involved from the middle node Implementation of Mbus Node Address Change via MSTR Block You setup the MSTR block by transitioning the enable input ON for one scan The MSTR function Done output passes power in the same scan assuming no er rors There will be a delay of up to 10 seconds in the availability of the newly ad dressed Controller due to the time required fully implement the change including reinitialize the link if you hold the MSTR block enabled for more than one scan the Change Address Command is issued for each scan so enabled This results in a race condition locking the controller out of effective operation Part of the process of implementing the Change Address Command allows testing for If the specified address equals 0 If the specified address is greater than 64 If the specified address is equal to the current address GM E984 202 Rev A Chapter 2 Planning Controller and 0 Installation 29 In each true case the PEER Processor ignores the Change Address Request but remains available to the host processor Port Delay Timer Each Modbus port one or two can be assigned a time delay value from 10 Miliseconds to 1 second in duration You use the Modsoft configurator PORTS menu to do this 30 Planning Controller and IO Installation GM E984 202 Rev A Chapter
36. state RAM support one local drop This local drop has a maxi mum I O module capacity of 21 I O Modules 19 modules if an auxiliary power supply is required and up to 512 discrete points of local I O any mix Executive NV RAM The Model E controller has it s bootable memory and executive software down loaded to Non Volatile RAM during the manufacturing process and is not accessi ble to the user Executive Functionality o 381E Executive ID of 813 Hex CPU Clock speed 12 Mhz 24 DX functions MOVE 8 MATRIX 8 JSR RET LAB PID2 EMTH TBLK BLKT and CKSM Two standard Modbus ports Time of Day clock Peer Cop Local O only o 385E Executive ID of 81C Hex CPU Clock speed 12 Mhz 24 DX functions MOVE 8 MATRIX 8 JSR RET LAB PID2 EMTH TBLK BLKT and MSTR MSTR is the user interface to Modbus Plus It replaces the CKSM function and uses its opcode One Modbus port One Modbus Plus Port Time of Day clock Peer Cop Local I O only 4 Controller Introduction GM E984 202 Rev A Chapter 1 Module Housings The Model 381E 385E system uses Modicon 800 series housings for its controller and I O modules specifically a 19 primary housing with a seven module capacity or a 27 primary housing with an eleven module capacity Primary Enclosure With the single width Model E controller in your primary en closure the 19 and 27 primary enclosures will accommodate up to 6 or 10 I O modules respectiv
37. te for AC neutral black for AC hot and green for factory or earth ground The European color code is light blue instead of white for neutral brown instead of black for the hot wire and green yel low instead of green for ground 22 Planning Controller and IO Installation GM E984 202 Rev A Chapter 2 Your AC source cable must be suitable for supplying 115 230 Vac at 5A peak for the turn on surge and 0 4A continuous at worst case low voltage conditions gt Note Factory and earth grounds often have different potentials e g building steel versus grounding rods DC Power Cable For DC power input use at least AWG 18 If you are planning DC backup note the discussion under Power Supply Func tion Section 1 Note also that your external DC input should go directly to the controller from the power source and not involve your I O Your DC source cable must be suitable for supplying 24Vdc at 24A peak turn on surge and 1 7A continuous at worst case low voltage GM E984 202 Rev A Chapter 2 Planning Controller and IO Installation 23 DIP Switch Configuration for MODBUS Port 1 MODBUS Port 1 is both manually and software configurable For configuration The 3 position MEM DEFAULT MODEM switch on the Left side panel of the con troller behind the handle Figure 8 is used For software configuration the MEM position use the Modicon programming panel port configuraton software The Default Modem parameters
38. tems All rights reserved The following are MODICON Inc trademarks Modicon P190 984A 984 380 984 381 E984 381 984 385 E984 385 D984 385 Micro 984 984 984B 984 480 E984 480 984 485 E984 485 984 680 Modbus 984X 984 685 E984 685 984 780 984 785 E984 785 984 785L 984 120 984 130 984 145 984 351 984 455 Modsoft Modbus Plus IBM is a registered trademark of International Business Machines Inc IBM PC is a trademark of International Business Machines Inc Copyright 1992 Modicon Inc Preface iii Objectives This manual has been written to help you plan configure mount wire connect check out and if necessary troubleshoot your PC E984 381 385 385D PC sys tem After reading this publication C A Control Engineer will be able to identify and physically plan the location and mounting of system components o A Plant Electrician Installer will be able to install power up and check out the system 3 A Maintenance Technician will be able to recognize locate identify and resolve or report system failures How To Use This Manual Chapter 1 describes the E984 38x model PC system s functions Chapter 2 offers information for planning your installation with Local I O Chapter 3 is an installation procedure for your controller with local I O Appendix A gives system specifications including a summary table of I O module specifications Appendix B gives Stopped Error Codes M
39. ule Loading Mainframe Specifications Physical Characteristics Dimensions WxHxD inch 2 54 x 10 5 x8 WxHxD mm 39 4 x 266 x 203 Weight 5 lbs 1 oz Electrical Characteristics Static Discharge 15kV to all surfaces Magnetic 20 Gauss field inside Helmholtz Coil 0 25 to 8 pps Agency Approval Designed to meet applicable agency safety requirements 42 381E 385E 385D System Specifications GM E984 202 Rev A Appendix A Indicators BG POWER OK Green LED When ON indicates input power OK and voltage outputs OK Your I O power OK is indicated by READY LED o READY Amber LED When ON indicates Controller passed power up diagnostics Remains ON in Stopped and Run mode as long as health status is OK Indicator is OFF when an error condition is detected by diagnostics o RUN Green LED When ON indicates Controller is in the RUN mode and solving logic If memory checksum fails this light will blink 3 times for 5 seconds followed by a rest period of 2 5 seconds then the pattern repeats The controller is in Kernal mode and needs the executive reloaded a BATTERY LOW Red LED When ON indicates battery needs to be replaced 14 day holdup from initial indication ag MODBUS Green LED When ON indicates communication processor has PORT 1 unit address and communications are in progress o MODBUS Green LED When ON indicates communication processor has PORT 2 unit address and communications are in progress gt Note Ther
40. unications and Memory Switches The 385D input can range from 105 to 150 VDC with the nominal at 125 VDC con trolled by a front panel rocker switch The 24 VDC option is also available Note The primary power DC input feature was not designed nor is it suitable as an automatic battery backup provision in the event of an AC outage This is because the controller s externally sourced DC input joins with the AC sourced internally produced DC At any given time the Controller is taking from the higher of the two DC voltage sources if there is as little as a 1V differential The consequence of this would be to draw down the DC battery if there were an extended period s of re duced AC voltage supply 8 Controller Introduction GM E984 202 Rev A Chapter 1 If you want a backup alternative one could be configured from a user supplied DC power supply with its own backup battery and charger combination along with appropriate monitoring provisions Communications Processing Function The Models 381E 385E 385D have Modbus capability for data transfer and remote programming Through this port communication processing on the CPU board can be linked from the controller to supervisory and programming devices such as a host computer or Modicon programmer The Modbus port allows you to sched ule one Modbus service per scan The Model 381 has a second Modbus port which allows you to incorporate your controller into the Modbus network and still have
41. verview The Modicon 984 Model 381E 385E and 385D Controller is a mid range Pro grammable Logic Controller in a modular expandable architecture It employs Modicon 800 series housings interfaces and I O modules The Model E is sup ported by the same instruction set as the other 984 Controller models and is pro grammed by the Modicon Modsoft Programming Panel Note The 385D Model is the same as the 385E except it is the 125VDC version Figure 1 is a perspective view of the 381E 385E and 385D system s controller module with built in power supply Certain physical features are noted 2 Controller Introduction GM E984 202 Rev A Chapter i INPUT CONNEC TORS HIDDEN AC amp DC POWER 381E 385E 385D Memory Protect n hidden CE es MEM DIP ENABLE TOGGLE SWITCH HIDDEN BATTERY COVER Figure 1 Model 381E 385E and 385D Physical Perspective System Features The Model 381E 385E 385D system s features are described below followed by somewhat more detailed functional descriptions System Capacity The Model 381E 385E memory provisions are summarized in Table 1 GM E984 202 Rev A Chapter 1 Controller Introduction 3 Table 1 Memory Per Configuration Controller Memory R O Comm Local O Discrete TOTAL User State Ports max vo Registers in out any mix in out 381E 16k 2k 0 2 Modbus 512 512 512 2048 385E 16k 2k 0 1 Modbus and 512 512 512 2048 1 Modbus 385D Same as 385E The user logic and
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