Operation Manual 02/2003
Contents
1. F or C user selectable Sensor Ranges Accuracy Ranges Operating Ranges B t c 1598 to 3092 F 870 to 1700 C 32 to 3300 F 0 to C W5 t c 32 to 4200 F 0 to 2315 C 32 to 4200 F 0 to D W3 t c 32 to 4200 F 0 to 2315 C 32 to 4200 F 0 to E t c 328 to 1472 F 200 to 800 C 328 to 1470 F 200 to J t c 32 to 1382 F O to 750 C 32 to 1500 F O to K t c 328 to 2282 F 200 to 1250 C 328 to 2500 F 200 to N t c 32 to 2282 F O to 1250 C 32 to 2372 F O to PT2 t c 32 to 2540 F 0 to 1393 C 32 to 2543 F 0 to R t c 32 to 2642 F O to 1450 C 32 to 3200 F 0 to Stic 32 to 2642 F O to 1450 C 32 to 3200 F 0 to T t c 328 to 662 F 200 to 350 C 328 to 750 F 200 to 1LORTD DIN 328 to 1202 F 200 to 650 C 328 to 1472 F 200 to 0 1 RTD J IS 199 9 to 999 9 F 143 to 636 C 328 to 1166 F 200 to Sensor break protection de energizes control output to protect system or selectable 1816 C 2315 C 2315 C 800 C 815 C 1370 C 1300 C 1395 C 1760 C 1760 C 400 C 800 C 630 C e Tenth degree resolution selectable over sensor operating range within limits of 199 9 to 999 9 except for thermocouple types B R and S 22 Watlow MicroDIN Quick Start Guide Primary Control Output heating or cooling e Output update rate 10 per second 10Hz maximum Internal Load Switching nominal Switched dc isolated signal 22 to 28V Vdc current limited 30mA Overload current and short circuit protection Exter2. 500V Vac dielectric Operating Environment e 32 to 149 F 0 to 65 C 0 to 90 RH non condensing e Storage temperature 40 to 158 F 40 to 70 C Dimensions e Width x Height x Depth 1 64 x 4 65 x 5 19 DIN rail mount 42mm x 118mm x 132mm 1 64 x 4 65 x 5 06 Chassis mount 42mm x 118mm 129mm e Mounts on DIN rail per DIN EN 50022 35mm x 7 5mm UL is a registered trademark of Underwriters Laboratories Modbus is a registered trademark of AEG Schneider Automation Adobe and Acrobat are registered trademarks of Adobe Systems ncorporated These specifications are subject to change without prior notice 23 Watlow MicroDIN Quick Start Guide Ordering Information osn MicroDIN Controller DIN Rail Mount Temperature Controller with no operator inter face and EIA 485 Modbus RTU Serial Communications Electromechanical relays are warranted for 100 000 clo sures only To order complete the code number to the right with the information below UDIA 1CES Hardware 1A Single channel low voltage Input 1 TypeB C D E J K N PT2 R S T 1 RTD 0 1 RTD J IS and DIN Control Output C Switched DC logic signal isolated Alarm Output E 1Electromechanical relay Form A 1A W O contact suppression Communications S EIA TIA 485 Communications opto isolated Modbus RTU protocol Software 00 Standard XX Custom software or setup parameters WATVIEW C
3. Characteristics Software Revision Characteristics Date of Manufacture Characteristics Ship Date Characteristics Control Output Hardware Control Output Alarm Output Hardware Alarm Disable Non volatile Memory System Input Actual Input Input Error Input Output Power Control Output Alarm Condition Alarm Output Operation M ode Operation PID Output Power PID Proportional Term PID Integral Term PID Derivative Term PID System Error Error Open Loop Error Error Set Point Operation User Operation Mode Operation Auto tune Set Point PID Initiate Auto tune PID Manual Output Power Operation Clear Error Error Alarm Low Alarm Output Alarm High Alarm Output Clear Alarm Alarm Output Silence Alarm Alarm Output Proportional Band PID Integral PID Reset PID Derivative PID Rate PID Cyde Time PID Control Output Hysteresis PID Address Absolute Relative Parameters 40601 600 Sensor Type I nput 40602 601 Input Type Input 40603 602 Range Low Input 40604 603 Range High Input 40605 604 Filter Time Constant Input 40606 605 Calibration Offset Input 40607 606 Decimal Point System 40608 607 Error Clearing Mode Error 40701 700 Control Output Function Control Output 40714 713 Power Limit Set Point Control Output 40715 714 High Side Power Control Output 40716 715 Low Side Power Control Output 40718 717 Alarm Output F unction Alarm
4. MicroDIN Quick Start Guide Special ElA 485 Network Considerations If your MicroDIN network doesn t work it may need termination and pull up and pull down resistors wire them per the diagrams below Figure 15 a Termination for MicroDIN RJ 11 phone plug with 1200 M resistor across C and D ECD RJ 11 Terminals c green and D yellow Ene Plug terminator into open socket in MicroDIN controller furthest from computer the last unit on the network Figure 15b Termination for EIA 232 EIA 485 5V Converter with pull up Converter box Ko and pull down resistors termination B THR with pull up and pull down A T R 1209 resistors 1KQ GND Com 1 6 Watlow MicroDIN Quick Start Guide A ii 120V ac WARNING 3 To avoid potential elec O Loop PC tric shock use National Electric Code NEC safe EIA485 ElA485 1CR 1 MicroDIN UD1A 1CES 0000 ty practices when wiring and connecting this unit to a power source and to electrical sensors or peripheral devices Failure to do so could result in injury or death DIN a mite DA10 24C0 0000 5 Figure 16 System wiring example ladder diagram 10 11 Series 146 Limit Control GOO CQ JO 13 14 A WARNING Install high or low tem perature limit control pro Momentary tection in systems where Switch i an over temperature fault Deere ee eee condition could present a fire hazard or other haz ard Failure
5. Quick Start Guide Communications Wiring Figure 14a MicroDIN communications daisy chain via RJ 11 connectors Note If your network doesn t function see Special 485 Network Considerations section Converter To MicroDIN Wiring Example Figure 14b B amp B RJ 11 to MicroDIN Converter to MicroDIN aad _ Wiring i o CH TD A Green a B amp B Electronics o TD B Yellow 7 S Manufacturing Company m m oC RD A Ph 815 433 5100 E o O RD B www bb elec com 8 amp o ID Alea para _ EIA 485 120V o TD A __ J Power Supply A o O SIG GND AD 1210 WARNING To avoid potential elec tric shock use National Electric Code NEC safe ty practices when wiring and connecting this unit to a power source and to electrical sensors or peripheral devices H an Failure to do so could result in injury or death G 9 Vdc see NOTE F S 9VDC Comms Plug D G m e a H2 X O1 B Q Yellow Green H o iw 9 S Aa Yellow Figure 14c CMC Of BO 0219 0217 0000 Converter to MicroDIN S Aa 7 ft comms cable Wiring CMC Connecticut Micro h Computer Inc Ph 800 426 2872 Note The CMC converter requires an external power supply when used with a laptop www 2cmc com 1 5 Watlow
6. check the controller address and the communications setup Input Error Red Light is lit if there is a sen sor problem If it is lit e Verify the sensor wiring polarity and function e Rewire or replace as neces sary Address Field Record the unit s address in erasable marker here 4 Watlow MicroDIN Quick Start Guide Communications Overview EIA 485 Network The MicroDIN uses the EIA 485 formerly RS 485 hardware interface to com municate with three wires in a half duplex configuration up to 32 remote devices with a master unit on a network up to 4 000 feet long using 14 26 gauge wire Modbus Protocol The MicroDIN uses Modbus RTU protocol to read and write to registers that can be viewed or changed from a personal computer Each MicroDIN parameter has a corresponding Modbus register and access privileges The MicroDIN para meter register numbers and the order of priority appear later in this chapter Chapter 5 details all the MicroDIN parameters and the Appendix provides infor mation on how to write custom Modbus applications Set Address Baud Rate You must configure the communications speed and network address of the MicroDIN controller with the eight bit DIP switch on the top of the unit Set the controller address with the first six switches and the network speed 9 600 or 19 200 baud with the eighth switch Turn to the DIP switch page 6 Serial Data Format The MicroDIN uses the
7. e MicroDIN unit to unit daisy chain disconnected e Reversed short or open El A 485 communications wiring ElA 485 converter box incorrectly wired Computer COM port incorrectly set up e Communications software setup or address incorrect e Protocol or parity wrong not 8 n 1 e Needs termination and pull up and pull down resistors Input Error e The sensor is improperly wired e Sensor wiring reversed shorted or open e MicroDIN firmware setting does not actual sensor e Power lt 20V ac dc e Ambient environmental temperature out of spec for MicroDI N e The MicroDIN open loop detect shows a broken sensor e The calibration offset parameter is set much too high or low Alarms e Alarm output off e Alarm set points incorrect e Alarm silenced e Alarm sides incorrect e In diagnostics mode e Alarm latched e Alarm set points incorrect e Alarm hysteresis incorrect e Input in error condition Errors e RAM malfunction e EEPROM data corrupted e PROM malfunction e Logic hardware problem New firmware installed e Calibration data corrupted e Analog to digital hardware failure e EEPROM hardware problem e New unit first power up 20 Watlow MicroDIN Quick Start Guide Corrective Action e Check switches fuses breakers interlocks limits connectors etc for energized condition and proper connection e Measure power upstream for required level e Check wire size e Check for bad connections e Check and
8. hook clears the rail 2 Then rotate bottom up and away from rail Figure 10b Dismounting a MicroDIN controller from a DIN rail 1 1 Watlow MicroDIN Quick Start Guide MicroDIN RJ 11 and 10 pin Connectors The MicroDIN 10 pin screw terminal connector on the bottom of the case links it to its power supply control input control output and alarm output Use 26 to 14 gauge wire to connect to the plug terminals The alarm output is an electromechanical relay See the Appendix for information on sensor ranges and specifications See Chapter 5 Parameters for information about software configuration ABCD Figure 11 Bottom view of MicroDIN case with connector assignments communications sockets 1 and 2 RJ 11 Bottom View AN WARNING Front of Unit To avoid potential elec tric shock use National Electric Code NEC safe ty practices when wiring and connecting this unit to a power source and to electrical sensors or peripheral devices Failure to do so could result in injury or death Ne G 12345678910 A WARNING Input Install high or low tem 1 S1 or thermocouple perature limit control pro 2 3 or thermocouple tection in systems where 3 S2 an over temperature fault Control Output condition could present a 4 dc fire hazard or other haz 5 dc ard Failure to install 6 common COM temperature limit control Alarm Output electromechanical r
9. i Normall t LAT Mma EIA485 R ModBus i Momentary Converter Switch Koro EEE EEE se aa ea een 1 8 Watlow MicroDIN Quick Start Guide Declaration of Conformity MicroDIN Watlow Winona Inc 1241 Bundy Blvd Winona MN 55987 USA Declares that the following product Designation MicroDIN Model Numbers UD1A 1CES Any four letters or numbers Classification Temperature control Installation Category I1 Pollution degree 2 Rated Voltage 24V to 24V acor dc Rated Frequency 50 or 60 Hz Rated Power Consumption 5VA maximum Meets the essential requirements of the following European Union Directives by using the relevant standards show below to indicate compliance 89 336 EEC Electromagnetic Compatibility Directive EN 61326 1997 A1 1998 Electrical equipment for measurement control and lab oratory use EMC requirements Industrial Immunity Class A Emissions EN 61000 4 2 1996 With A1 1998 Electrostatic Discharge mmunity EN 61000 4 3 1997 Radiated Field Immunity EN 61000 4 4 1995 Electrical Fast Transient Burst Immunity EN 61000 4 5 1995 With A1 1996 Surge lmmunity EN 61000 4 6 1996 Conducted Immunity EN 61000 4 11 1994 Voltage Dips Short Interruptions and Volt
10. reset unit DIP switches 1 6 to correct address e Check and reset unit DIP switch 8 to correct baud rate e Look for a break in the daisy chain e Verify correct connections and test wiring paths e Check converter box wiring and its documentation e Reconfigure computer s COM port setup and verify communications ok e Check the communication card documentation for setable variables operational testing e Restart COMS software check for settings agreement Verify COM bus active e Check sensor connections e Check sensor connections and sensor wiring e Change the Sensor Type parameter Input Group to match the sensor hardware e Measure power upstream for required level e Verify that the temperature surrounding unit is 32 to 149 F 0 to 65 C Check sensor function The Open Loop Detect parameter Error Group indicates it may be broken e Check the Calibration Offset parameter Input Group value set it to a lower level e Send the alarming MicroDIN unit a dear alarm signal Modbus 331 Note The condition causing the alarm must also be resolved for the alarm to clear e To clear the alarm correct the alarm condition check to see if the alarm is latched e Check the alarm sides setting e Check the alarm type setting e Check the alarm logic for compatibility with system peripherals and annundators e Check the power limit setting e Check the operation mode e Check the alarm output function e Check F C setting e Check the ca
11. the mounting bracket bracket for i 318 in Figure 9 panei mounting 3mm Mounting a or m3 5 required Top bottom MicroDIN controller Side View OO mount ee hole offset WATLOW MicroDIN Temperature Controller e 1 Power e Go Comms re Control 146 mm bd Output Eoi Min Clearance BOR between rail Front View centerlines 5 750 in 146 mm pE A LS __ 129 mm Min Clearance 2 in 51 mm lt WATLOW WATLOW MicroDIN MicroDIN Temperature Controller Temperature Controller e 1 Power e 1 Power 1 637 in 2 875 in 73 mm Control 8 Control Output bad Output A CAUTION Maintain the correct spacing between rows of controllers to allow suffi cient air circulation and installation clearance Failure to do so could result in damage to Attachment Angle 10 equipment UA Alarm WA Alarm i Bre gt Ber Tia 1 650 in 42 mm Use DIN EN 50022 35mm x 7 5mm Rail 1 0 Watlow MicroDIN Quick Start Guide Mounting the MicroDIN on a DIN rail To Mount MicroDIN 1 Push unit in and down to catch rail hook on top of rail 2 Rotate bottom of unit in toward rail 3 Rail clasp will audibly snap into place If the MicroDIN does not snap into place check to see if the rail is bent Figure 10a Mounting a MicroDIN controller on a DIN rail To Dismount MicroDIN 1 Press down on back of controller until the bottom
12. 1 Watlow MicroDIN Quick Start Guide MicroDIN Quick Start Guide Communicating Subpanel Temperature Controller A WATLOW Watlow Winona 1241 Bundy Blvd P O Box 5580 Winona MN 55987 5580 Phone 507 454 5300 Fax 507 452 4507 www watlow com 0600 0011 0002 Rev B February 2003 5 00 2 Watlow MicroDIN Quick Start Guide Introduction to the MicroDIN Controller The Watlow MicroDIN controller isa DIN rail mounted temperature controller It uses one input and two outputs network connections and dozens of parame ters to satisfy a broad variety of control needs The single input can use either a thermocouple or RTD sensor The single con trol output provides an open collector or switched dc output signal for a power switching device with a DC input The single alarm output is an electromechani cal relay The network connections allow as many as 32 controllers to be config ured and monitored from a single personal computer You can configure operate and monitor the MicroDIN almost entirely from a PLC or personal computer via a serial connection using RJ 11 jacks Indicator lights on the face of the controller monitor error states power communications activity and output activity C Communications Input and Output to and from Personal Computer ut put 1 32 devices l EIA 485 Network f Per Unit Figure 2 MicroDIN e Sensor Input from the process inputs and outputs in a e Control
13. Output 40720 719 Alarm Type Alarm Output 40721 720 Alarm Hysteresis Alarm Output 40722 721 Alarm Latching Mode Alarm Output 40723 722 Alarm Silencing Mode Alarm Output 40724 723 Alarm Active Sides Alarm Output 40725 724 Alarm Logic Alarm Output 40901 900 Units Type System 40902 901 C or F System 40903 902 Input Error Action Input 40904 903 Fixed Manual Output Control Output 40905 904 Activate Open Loop Detect Error 41501 1500 Ambient CJ C Temperature System 41502 1501 Ambient CJ C A to D Counts Diagnostics 41503 1502 RTD Lead Compens A to D Counts Diag 41504 1503 RTD Lead Resistance Diagnostics 41505 1504 Input A to D Counts Diagnostics 41513 1512 Enter Diagnostics M ode Diagnostics 41514 1513 Test Displays Diagnostics 41515 1514 Test Outputs Diagnostics 41601 1600 Enter Calibration Mode Calibration 41602 1601 Restore to Factory Calibration Calibration 41603 1602 Rese Factory Defaults Calibration 41604 1603 Calibration Commands Calibration 6 Watlow MicroDIN Quick Start Guide MicroDIN DIP Switches Set Address Baud Rate Configure the communications speed and network address of the MicroDIN con troller with the eight bit DIP switch on the top panel Set the controller address with the first six switches Set an address between 1 and 63 The network will not work correctly if any two controllers have the same address DIP switch 1 sets the left most binary digit Switch 6 sets the ri
14. Output to the process thermal system e Alarm Output about the process Note An electronic copy of this MicroDIN Quick Start Guide and the full version MicroDIN User s Manual is available at www watlow com prodtechinfo Search on keyword MicroDIN 3 Watlow MicroDIN Quick Start Guide Setup Steps 1 Set up communications 2 Set the controller s address and baud speed with the DIP switches on the top panel see page 6 The controller uses eight data bits with no parity 3 Mount the controller see pages 9 and 10 4 Wire the controller see pages 12 14 5 Communicate with MicroDIN via an ElA 485 network with Modbus RTU protocol Indicator Lights Figure 3 MicroDIN indicator lights Power Green light stays lit when the power is on and the controller is ok e If it isn t on or pulsates check your power source Control Output Green light is lit or flashes when the control output is energized e If it does not light up the output is not turning on Alarm Red Light is lit during an input alarm condition If it is lit e Correct alarm condition or change alarm configura tion e Reset the alarm if it is latched WATLOW MicroDIN Temperature Controtier 8 1 Power Control Output Comms EO Net oO Input Error E Communications Green Light pulsates when the controller sends or receives valid data over its network port e If it does not light up
15. age Variations Immunity EN 61000 3 2 1995 With Al1 3 1999 Harmonic Current Emissions EN 61000 3 3 1995 With A1 1998 Voltage Fluctuations and Flicker 73 23 EEC Low Voltage Directive EN 61010 1 1993 With A1 1995 Safety Requirements of electrical equipment for mea surement control and laboratory use Part 1 General requirements Raymond D Feller III Winona Minnesota USA Name of Authorized Representative Place of Issue General M anager J anuary 2003 Title of Authorized Representative Date of Issue FS fella Signature of Authorized Representative 2348 1 9 Watlow MicroDIN Quick Start Guide Troubleshooting Alarms and Errors most likely problems are listed first Indication o Error off Normal steady green o GY Error off Normal pulsing green gt Error steady red Normal off fe Alarm steady red Normal off Flashing LED Indicator Light Pattern Symptoms e No power e Unit will not communicate e Input is in error condition e Alarm won t occur e Alarm won t clear o Error 11 o E Probable Cause s Power e Power supply switch off e Fuse blown e Breaker tripped e Safety interlock door switch etc e Separate system limit control may be latched e Open wiring e Power lt 20V ac dc Communications e MicroDIN address DIP switch incorrectly set e MicroDIN baud rate DIP switch incorrectly set
16. an 8 N 1 data format 8 data bits no parity 1 stop bit and 1 start bit See the data format table later in this chapter Wiring Tasks In addition to wiring the controller s input outputs and power connections you must also wire the E A 232 to EI A 485 converter connect your computer to the MicroDIN and connect the MicroDIN communications daisy chain See Communications Wiring on pages 14 and 15 Communications Software Watlow offers a Windows application for MicroDIN called WATVIEW which will both set up and run multiple MicroDI Ns over an ElA 485 network using the Modbus protocol For more information on WATVIEW go to www watlow com products software You may also write your own application see Appendix for more detail or pur chase any of several available Modbus capable control software packages 5 Watlow MicroDIN Quick Start Guide Modbus Register Numbers Absolute Relative Parameters Address 40001 0 40002 1 40003 2 40004 3 40005 4 40006 5 40007 6 40017 16 40018 17 40025 24 40101 100 40102 101 40104 103 40107 106 40201 200 40205 204 40206 205 40207 206 40208 207 40210 209 40211 210 40301 300 40302 301 40305 304 40306 305 40311 310 40312 311 40322 321 40323 322 40332 331 40333 332 40501 500 40502 501 40503 502 40504 503 40505 504 40507 506 40508 507 Model Number Diagnostics Serial Number Characteristics Serial Number 2 Characteristics Software ID number
17. elay protection where a poten 7 alarm normally open NO tial hazard exists could 8 alarm common COM result in damage to Power equipment and property 9 L2 24V ac dc and injury to personnel 10 L1 24V ac dc 1 2 Watlow MicroDIN Quick Start Guide Input Wiring Figure 12a MicroDIN Isolation Diagram Power Supply Safety Isolation UL CE 500V Noise Isolation Outputs Comms Control Output Alarm Figure 12b Control Input Thermocouple 128 42 5 7 8 8 Ie AA BRR EE Figure 12c Control Input 2 wire RTD 123 45 6 7 8 9 10 123 45 6 7 8 910 1 3 Watlow MicroDIN Quick Start Guide Output and Power Wiring AN WARNING To avoid potential elec tric shock use National Electric Code NEC safe ty practices when wiring and connecting this unit to a power source and to electrical sensors or peripheral devices Failure to do so could result in injury or death NOTE Relay suppression required only for induc tive loads Figure 13a Control Output Switched DC with Internal Power Supply Cro ee ee External Switching Device Figure 13b Control Output Open Collector with External Power Supply External 7 Switching Device 24V dc 123 45 6 7 8910 24V ac dc AN WARNING If high voltage is applied to a this 24V controller irreversible damage will occur 1 4 Watlow MicroDIN
18. eturned to you with a letter of explanation Repair costs will not exceed 50 percent of the original cost 7 Watlow reserves the right to charge for no trouble found NTF returns The MicroDIN Quick Start Manual is copyrighted by Watlow Winona Inc F ebruary 2003 with all rights reserved 2345 Watlow MicroDIN Your Authorized Watlow Distributor is Quick Start Guide Watlow Controls 1241 Bundy Blvd P O Box 5580 Winona MN 55987 5580 Phone 507 454 5300 Fax 507 452 4507
19. ght most digit Figure 6 MicroDIN top view with DIP switches and baud settings Table 6 Decimal to binary con version Record the MicroDIN s address in erasable marker on the white space on the front of the unit The seventh switch has no effect Set the network speed 9 600 or 19 200 baud with the eighth switch EEEE Dec Binary Dec Binary 1 000001 16 010000 2 000010 17 010001 3 000011 18 010010 4 000100 19 010011 5 000101 20 010100 6 000110 21 010101 7 000111 22 010110 8 001000 23 010111 9 001001 24 011000 10 001010 25 011001 11 001011 26 011010 12 001100 27 011011 13 001101 28 011100 14 001110 29 011101 15 001111 30 011110 31 011111 612345678 Ihe eee ede oh 2345678 Wid elidel Binary Dec 100000 48 100001 49 100010 50 100011 51 100100 52 100101 53 100110 54 100111 55 101000 56 101001 57 101010 58 101011 59 101100 60 101101 61 101110 62 101111 63 9600 baud bit 8 on 19 2k baud bit 8 off 74 Watlow MicroDIN Quick Start Guide Required Parameters Setup Order This table provides 1 the correct order of entry 2 the effect of a parameter change and 3 a place to document settings Changing this S St ae i D Changing will change the Affects this default AN e V C Changing will convert the tem CAUTION So o e S lt perature scale Parameters Q SIJL D o g amp ONSI E RAe SSS O Othe
20. libration offset value set it to a lower level e Return unit to factory Cyde power to unit e Return unit to factory e Return unit to factory e Cyde power to unit e Recalibrate unit e Return unit to factory e Return unit to factory e Return unit to factory 2 1 Watlow MicroDIN Quick Start Guide Specifications 2346 Control Mode e Microprocessor based user selectable control modes e Single input single output e Heat or cool auto tuning Output 1 User selectable ON OFF P PI PD PID heat or cool action adjustable switching differential 1 to 9999 or 0 1 to 999 9 F or C e Proportional band 0 to 9999 or 0 0 to 999 9 F or C e Integral 0 00 to 99 99 minutes per repeat e Reset 0 00 to 99 99 repeats per minute e Derivative Rate 0 00 to 9 99 minutes e Cyde Time 0 1 to 60 0 seconds Output 2 User selectable e Process or deviation alarm with flashing alarm status indicator e Alarm with separate high and low set points e Hysteresis 1 to 9999 switching differential Operator Interface Sensor Input e ElA 485 serial communications with Modbus RTU protocol e 9600 19200 user selectable baud rates e 1 to 63 user selectable address range e Sensor input sampling rate 10 samples second 10Hz e Thermocouple grounded or ungrounded sensors RTD 2or 3 wire platinum 100Q 0 C calibration to IS curve 0 0039162 Q C or DIN curve 0 003852 Q C bumpless transfer to manual operation
21. model number e All MicroDIN configuration information e Quick Start Guide or User s Manual e Computer Hardware Software Configuration Warranty The MicroDIN is manufactured by ISO 9001 registered processes and is backed by a three year warranty Return Material Authorization RMA 1 Call Watlow Customer Service 507 454 5300 for a Return Material Authorization RMA number before returning any item for repair We need this information e Ship to address Bill to address e Contact name e Phone number e Method of return shipment Your P O number e Detailed description of the problem Any special instructions e Name and phone number of person returning the product 2 Prior approval and an RMA number from the Customer Service Department is needed when returning any unused product for credit Make sure the RMA number is on the outside of the carton and on all paperwork returned Ship on a Freight Prepaid basis 3 After we receive your return we will examine the unit and try to verify the reason for the return 4 In cases of manufacturing defect we will enter a repair order replacement order or issue credit for material returned 5 Toreturn products that are not defective goods must be be in new condition in the original boxes and they must be returned within 120 days of receipt A 20 percent restocking charge is applied for all returned stock controls and accessories 6 If the unit is unrepairable it will be r
22. nal Load Switching maximum Open Collector 42V Vdc 1A Alarm Output e Output update rate 2 per second 2Hz e Electromechanical relay Form A 2A 30V Vdc or 240V Vac e Alarm output can be latching or non latching and process or deviation with sepa rate high and low values Alarm silencing inhibit on power up Accuracy e Calibration accuracy and sensor conformity 0 1 of span 1 C 25 C 343 C 77 F 5 F ambient and rated line voltage 10 with the following exceptions Type T 0 12 of span for 200 C to 50 C Types R and S 0 15 of span for 0 C to 100 C Type B 0 24 of span for 870 C to 1700 C e Accuracy span Less than or equal to operating ranges 1000 F 540 C minimum e Temperature stability 0 2 C C 40 2 F F rise in ambient maximum for thermo couples 0 05 C C 0 05 F F risein ambient maximum for RTD sensors e Voltage stability 0 01 of span per percent of rated line voltage Safety Agency Approvals e UL C UL 508 File E 102269 Industrial Control Equipment e CE to EN 61010 Electromagnetic Compatibility and Immunity e Complies with EN 50081 EN 50082 Terminals e Touch safe set screw type accepts 26 to 14 gauge wire Power e 24 28Vx VadVdc 15 10 20 4 to 30 8V Vac Vdc 50 60Hz 5 for V Vac e 5VA typical power consumption e Data retention upon power failure via nonvolatile memory e Sensor input isolation to switched dc output and communication circuitry
23. onfigurator Edition WATVIEW C Includes only spreadsheet display setup screens recipe manager without calendar start WATVIEW Run Time Edition WATVIEW R Includes all the features of the Configurator edition plus alarm management recipe calendar start user event log data logging trend graphing WATVIEW Developer Edition WATVIEW D Includes all the features of the Run Time edition plus capability of developing custom screens MicroDIN Accessories 6 inch communications cable RJ 11 4 conductor 0219 0218 0000 straight through 7 foot communications cable RJ 11 4 conductor 0219 0217 0000 straight through 10 pin removable connector with screw terminals 0836 0445 0000 Communications converter ElA 232 to El A 485 0830 0473 0000 Power Supply 120V Vac input 24V Vdc output 0830 0474 0000 00 24 Watlow MicroDIN Quick Start Guide How to Reach Us Technical Assistance If you encounter a problem with your Watlow controller review your configuration information to verify that your selections are consistent with your application inputs outputs alarms limits etc If the problem persists after checking the configuration of the controller you can get technical assistance from your local Watlow rep resentative or by dialing 1 507 494 5656 between 7 a m and 5 p m Central Standard Time CST Ask for for an Applications Engineer Please have the following information available when calling e Complete
24. r effect see Ch 5 should be set K S S K z lt s o O O Go OD o upinthis order 2 5 E S S a I f S Document your settings below ii 3 0 S 8 S E E F 3 S S S Units Type C or F Input Error Action Control Output Function Set Fixed Manual Output Open Loop Detect Sensor Type Input Type Range Low OO Range High Decimal Point Calibration Offset C Filter Time Constant ojo o o Error Clearing Mode w Power Limit Set Point C High Side Power O Low Side Power O Alarm Output Function Alarm Type Alarm Hysteresis C Alarm Latching Mode Alarm Silencing Mode Alarm Active Sides Alarm Logic Alarm High w Alarm Low OOJO og Propband Integral Reset Derivative Rate HI Cycle Time Output Hysteresis C D Operation Mode Set Point o OU Pann H HEH O O O Manual Output Power O Set Point C a 0 O O O Table 7 Parameters Setup order 8 Watlow MicroDIN Quick Start Guide Serial Data Format Configure your computer s COM1 or COM2 communications port data format to match the MicroDIN s settings in the table below Table 8a Serial Data Format Data Bits Stop Bit Start Bit 8 1 1 MicroDIN Installation Wiring Tasks MicroDIN requires these wiring tasks for a successful installation Wire MicroDIN sensor input Wire Mic
25. roDIN Output 1 the control output Wire MicroDIN Output 2 the alarm output Wire MicroDIN power Connect the MicroDIN communications daisy chain Wire the 232 to 485 converter connect to the computer NOU FWN If necessary wire the termination and pull up pull down resistors Communications Software WATVIEW Watlow offers a Modbus package in WATVIEW abner sample soft software that will ware screen set up and run multiple MicroDI Ns over an EIA 485 network WATVIEW is available from any Watlow sales representative or authorized dis tributor For more information go to www watlow com products software WATVIEW can handle up to 32 MicroDIN units Other Software To communicate with MicroDIN you must use a Modbus RTU remote terminal unit compatible software package Sending ASCII commands via a standard serial communication application will not work Refer to the Appendix in the User s Manual if you re writing your own Modbus RTU application 9 Watlow MicroDIN Quick Start Guide Mounting the MicroDIN To mount a MicroDIN ona DIN rail hook the upper lip of the rail mounting bracket onto the rail and press the controller down until the bottom lip of the mount snaps onto the rail To remove as you push the back of the controller down lift the front up until the bottom lip unsnaps from the rail To mount a MicroDIN on a panel use the dimensions below to drill screw holes for
26. to install temperature limit control protection where a poten tial hazard exists could result in damage to equipment and property and injury to personnel Optional Normally Open y Up 1 A Watlow MicroDIN Quick Start Guide Wiring Examples Figure 17 System wiring example schematic AN WARNING To avoid potential elec tric shock use National Electric Code NEC safe ty practices when wiring and connecting this unit to a power source and to electrical sensors or peripheral devices Failure to do so could result in injury or death A WARNING Install high or low tem perature limit control pro tection in systems where an over temperature fault condition could present a fire hazard or other haz ard Failure to install temperature limit control protection where a poten tial hazard exists could result in damage to equipment and property and injury to personnel Li 120V ac L2 gt Earth Ground Branch High Circuit Fuse temp v Z light High Limit T Mechanical 3 Watlow Contactor MicroDIN 0830 0474 0000 Coil Power Supply 2 Semiconductor 7 606060400 Temperature Fuse Controller 4 2 meee ee UD1A CES 0000 Oe pIN aMITE P 4 15 DA10 24C0 0000 F 12345678910 A uu OOOOO00000 3 4 o S Heater Limit Control G 1011121314151617 lo i 0090000 Thermocouples T 1 Optional EIA485 to RS232 PC
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