Watlow PM LEGACY PM3 User Manual Download Page 14

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Watlow PM LEGACY

™

Limit Controller

•

Chapter 2 Install and Wire

Dimensions

1/32 DIN (PM3)

107.2mm

4.22in

10.2mm

0.40in

1.38in

35.2mm

Mounting Panel

2.10in

53.3mm

1.22in

30.9mm

1/32 DIN (PM3) Recommended Panel Spacing

21.6 mm

(0.85 in)

Minimum

44.96 to 45.47 mm

(1.77 to 1.79 inches)

Recommended panel spacing

panel thickness 1.53 to 9.52 mm

(0.060 to 0.375)

21.6 mm

(0.85 in)

Minimum

22.2 to 22.5 mm

(0.87 to0.89 inches)

Summary of Contents for PM LEGACY PM3

Page 1: ...S ST TO OM MER ER S SA ATIS TISF FA ACT CTI IO ON N Limit Controller 10 42072 Rev July 2020 Made in the U S A 1241 Bundy Boulevard Winona Minnesota USA 55987 Phone 1 507 454 5300 Fax 1 507 452 4507 ht...

Page 2: ...on RMA 1 If you are an End User and this PM is installed in an OEM System please contact the OEM to get the PM repaired If you are an OEM or Watlow Distributor please go to www watlow com rma to start...

Page 3: ...ecommended Panel Spacing 15 Wiring 16 Chapter 3 Keys and Displays 34 Responding to a Displayed Message 35 Chapter 4 Home Page 36 Changing the Set Point 38 Modifying the Home Page 38 Modifying the Disp...

Page 4: ...ocess Alarms 90 Set Points 90 Hysteresis 90 Latching 91 Silencing 91 Blocking 91 Using Lockout and Password Security 91 Using Lockout Method 1 Read and Set Lock 91 Using Lockout Method 2 Password Enab...

Page 5: ...servicing product Unit protected by double reinforced insulation for shock hazard prevention Do not throw in trash use proper recycling techniques or consult manufacturer for proper disposal Enclosure...

Page 6: ...nt to first give thought to each external process and then configuring the con troller s internal functions to properly accommodate the application requirements Available PM LEGACY Limit Literature an...

Page 7: ...al functions to properly accommodate the application require ments Inputs The inputs terminal connections are located on the back side of the controller See Figure 2 The con troller properly wired and...

Page 8: ...where the Instance would be selected as 1 2 3 or 4 corresponding to the alarm instance that will drive the output Keep in mind that a function is a user pro grammed internal process that does not exec...

Page 9: ...Mobile Application for iPhone and Android Expedites controller setup with intuitive naviga tion Simplifies setting parameters with plain text names and descriptions Connects quickly and easily via Bl...

Page 10: ...n Key Programmable Functions Digital Output or Input 5 6 optional None Switched dc Off Alarm Network Remote User Interface Personal Computer Programmable Logic Controller Human Machine Interface EIA 4...

Page 11: ...A Form A solid state relay 0 5 A Process V mA Output 4 None Switched dc open collector Form A solid state relay 0 5 A or Form A mechanical relay 5 A EZ ZONE PM Enhanced Limit Controller Off Alarm Inpu...

Page 12: ...depending upon part number see ordering matrix for more detail Supervisory Power Board Slot C Limit Controller Board Slot A EZ ZONE PM Limit Controller Input Functions Output Functions Network Remote...

Page 13: ...so the flat side faces front and the screw openings are on the sides see Figure 2 then slide the base over the back of the controller 6 Slide the mounting bracket over the controller with the screws...

Page 14: ...10 2mm 0 40in 1 38in 35 2mm Mounting Panel 2 10in 53 3mm 1 22in 30 9mm 1 32 DIN PM3 Recommended Panel Spacing 21 6 mm 0 85 in Minimum 44 96 to 45 47 mm 1 77 to 1 79 inches Recommended panel spacing pa...

Page 15: ...35 16 Mounting Panel 2 10 53 34 2 10 53 34 1 16 DIN PM6 Recommended panel spacing panel thickness 1 53 to 9 52 mm 0 060 to 0 375 44 96 to 45 47 mm 1 77 to 1 79 inches 44 96 to 45 47 mm 1 77 to 1 79 in...

Page 16: ...or current voltage current Output 3 PM6 L M _ _J AA F _G_ _ Mechanical Relay 5 A Form C L1 K1 J1 L3 K3 J3 normally open common normally closed Output 1 PM6 L M _ E J AA_ _G_ _ Output 3 PM6 L M _ _J A...

Page 17: ...6 L M _ _ J G 3 AAAG_ _ Profibus DP Communications VP B A DG trB B A trA VP B A DG trB B A trA Voltage Potential EIA 485 T R EIA 485 T R Digital ground common Termination resistor B EIA 485 T R EIA 48...

Page 18: ...A Output 2 Output 1 Input 1 B Output 3 Output 4 PM Isolation Block Digital Inputs Outputs 5 6 Switched DC Open Collector Process outputs Analog Input 1 Communications Ports Controller Low Voltage Pow...

Page 19: ...analog input 1 digital input outputs switched dc open collector outputs and process outputs to prevent ground loops Low Power PM6 L M 3 4 _ J _ A_ _G_ _ Power power power 98 99 CF CD CE B5 D6 D5 Slot...

Page 20: ...Thermocouple PM6 L _ _ J _ _ _ _G_ _ L1 K1 J1 L2 K2 T1 S1 R1 Slot A 2k maximum source resistance 20M input impedance 3 A open sensor detection Thermocouples are polarity sensitive The negative lead us...

Page 21: ...pen collector outputs and process outputs to pre vent ground loops Quencharc Note Switching pilot duty inductive loads relay coils solenoids etc with the mechanical relay solid state relay or open col...

Page 22: ...oller do not connect wires to unused terminals Note Maintain electrical isolation between analog input 1 dig ital input outputs switched dc open collector outputs and process outputs to pre vent groun...

Page 23: ...or outputs and process outputs to pre vent ground loops Quencharc Note Switching pilot duty inductive loads relay coils solenoids etc with the mechanical relay solid state relay or open collector outp...

Page 24: ...l number Note To prevent damage to the controller do not connect wires to unused terminals Note Maintain electrical isolation between analog input 1 dig ital input outputs switched dc open collector o...

Page 25: ...unused terminals Note Maintain electrical isolation between analog input 1 dig ital input outputs switched dc open collector outputs and process outputs to pre vent ground loops Quencharc Note Switchi...

Page 26: ...relay coils solenoids etc with the mechanical relay solid state relay or open collector output options requires use of an R C sup pressor Output 1 3 Switched DC Open Collector dc open collector dc co...

Page 27: ...All models include Standard Bus communications instance 1 Note Do not leave a USB to EIA 485 converter connected to Standard Bus without power i e disconnecting the USB end from the computer while lea...

Page 28: ...t network wires in daisy chain fashion when connecting multiple devices in a network A termination resistor may be required Place a 120 resistor across T R and T R of last controller on network Do not...

Page 29: ...odbus TCP and EtherNet IP are available on the network Communications instance 2 Slot B PM6 L M _ _J G 3 _ _ _ G_ _ Note When changing the fixed IP address cycle module power for new address to take e...

Page 30: ...en Red Self test While the device is performing its power up testing the net work status indicator shall be flashing green red Module Status Indicator State Summary Requirement Steady Off No power If...

Page 31: ...t LED Indicators Viewing the control from the front and then looking on top two LEDs can be seen aligned vertically front to back The LED closest to the front is identified as the network Net LED wher...

Page 32: ...ross pins VP and B a 220 resistor across pins B and A and lastly place a 390 resistor across pins DG and A Do not connect more than 32 PM LEGACY Limit controllers on any giv en segment Maximum EIA 485...

Page 33: ...e may cause communication loss between the PC running PM LEGACY Limit Configurator software and the control To modify Latency Timer settings follow the steps below 1 Navigate to Device Manager 2 Doubl...

Page 34: ...this controller Upper Display On power up displays the process value otherwise displays the value of the parameter in the lower display Up and Down Keys Changes limit set points when displayed Changes...

Page 35: ...An active message will cause the display to toggle between the normal settings and the active message in the upper display and attn in the green display Your re sponse will depend on the message and t...

Page 36: ...inal page it is automatically changed in the Home Page Use the Advance Key to step through the other parameters When not in pairs the parameter prompt will appear in the green display and the paramete...

Page 37: ...tup Page from Home Page Press both the Up and Down key for six seconds Note Keys must be held continuously until SEt is displayed in green If keys are released when OP Er is displayed press the Reset...

Page 38: ...utton where the prompt for the Custom CuSt will be displayed in red and Pa rameter PArin the green display There are twenty positions available that can be customized 4 Pushing the Up or Down arrow ke...

Page 39: ...ue High Limit Set Point Lh 51 5 to 20 skipped nonE Note When the Limit is in a default state as shipped from factory the display will flash where the red display will show the Process Value and the gr...

Page 40: ...Default Values as delivered from the factory Modbus Relative Address Identifies unique parameters using either the Modbus RTU or Modbus TCP proto cols further explanation below CIP Common Industrial P...

Page 41: ...true throughout this document By default the low order word contains the two low bytes of the 32 bit pa rameter As an example look in the Operations Page under the Analog Input Menu for the Analog In...

Page 42: ...cols The CIP communications instance will always be instance 2 Data Types Used with CIP int Signed 16 bit integer uint Signed 16 bit integer dint Signed 32 bits long real Float IEEE 754 32 bit string...

Page 43: ...isplay and oPEr will appear in the green display 2 Press the Up or Down key to view available menus 3 Press the Advance Key to enter the menu of choice 4 If a sub menu exists more than one instance pr...

Page 44: ...360 360 0x68 104 1 1 0 4001 float R i Er i Er Analog Input Input Error View the cause of the most recent error If the attn message is Er i1 this parameter will display the cause of the input error Er...

Page 45: ...Event Status View this event input state Act Inactive 41 act Active 5 Instance 5 Map 1 Map 2 1408 1648 Offset to next instance equals 20 0x6E 110 5 to 6 5 140 10005 uint R No Dis play EZ Key s 1 to 2...

Page 46: ...51 Limit Low 52 Error 225 Instance 1 Map 1 Map 2 690 730 0x70 112 1 6 12006 uint R aL opEr Alarm Menu a Lo A Lo Alarm 1 to 4 Low Set Point If Type Setup Page Alarm Menu is set to Process set the proce...

Page 47: ...2 1506 1906 Offset to next instance Map1 1 equals 50 Map 2 equals 60 0x6D 109 1 to 4 0x0E 14 9027 uint W A st A St Alarm 1 to 4 State Current state of alarm Startup 88 None 61 Blocked 12 Alarm low 8...

Page 48: ...Address CIP Class Instance Attribute hex dec Pro fib us In dex Pa ram eter ID Data Type and Ac cess No Dis play Alarm 1 to 4 Alarm Latched Indicates if alarm is latched No 59 Yes 106 Instance 1 Map 1...

Page 49: ...n to the Home Page On the following pages top level menus are identified with a yellow background color Note Some of these menus and parameters may not appear depending on the controller s options See...

Page 50: ...locking a si Silencing a dsp Display a dL Delay Time a CLr Clear Alarm a sir Silence Alarm a st Alarm State These parameters prompts are available with firmware revisions 11 0 and above fUn sEt Variab...

Page 51: ...or 229 Thermo couple or Thermis tor Instance 1 Map 1 Map 2 368 368 0x68 104 1 5 3 4005 uint RWES Lin Lin Analog Input TC Linearization Set the linearization to match the thermocou ple wired to this in...

Page 52: ...100 00 to 100 00 20 0 Instance 1 Map 1 Map 2 390 390 0x68 104 1 0x10 16 7 4016 float RWES r Lo r Lo Analog Input Range Low Set the low range for this function block s output 1 999 000 to 9 999 000 0...

Page 53: ...ease filter ing 0 0 to 60 0 sec onds Note Filter does not apply to the Limit sensor but does apply to all other functions 0 5 Instance 1 Map 1 Map 2 386 386 0x68 104 1 0xE 14 12 4014 float RWES i Er i...

Page 54: ...units 1 128 000 to 5 537 000 C Instance 1 Map 1 Map 2 360 360 0x68 104 1 1 0 4001 float R i Er i Er Analog Input Input Error View the cause of the most recent error nonE None 61 OpEn Open 65 shrt Shor...

Page 55: ...e Map 1 Map 2 equals 30 0x6A 106 5 to 6 6 84 6006 uint RWES LEu LEv Digital Input 5 to 6 Active Level Select which action will be interpreted as a true state high High 37 Lo Low 53 High Instance 5 Map...

Page 56: ...he hysteresis for the limit function This determines how far into the safe range the process value must move before the limit can be cleared 0 001 to 9 999 000 F or units 0 001 to 5 555 000 C 3 0 F or...

Page 57: ...I O 1142 fUn Function Key 1001 None Instance 1 Map 1 Map 2 748 0x70 112 1 0x0F 15 12015 uint RWES si a Si A Limit Source Instance A Set the instance of the function selected above 1 to 12 1 0x70 112 1...

Page 58: ...t RWES Fi Fi Output Digital 1 to 4 Output Function In stance Set the instance of the function selected above 1 to 4 1 Instance 1 Map 1Map 2 890 1010 Offset to next instance Map 1 Map 2 equals 30 0x6A...

Page 59: ...ransmit output 100 0 to 100 0 0 00 Instance 3 Map 1Map 2 816 936 0x76 118 3 9 99 18009 float RWES S hi S hi Output Process 3 Scale High Set the scale high for process output in electrical units This v...

Page 60: ...8012 float RWES o CA o CA Output Process 3 Calibration Offset Set an offset value for a process output 1 999 000 to 9 999 000 F or units 1 110 555 to 5 555 000 C 0 0 F or units 0 0 C Instance 3 Map 1M...

Page 61: ...e On Alarm Instance 1 Map 1Map 2 1488 1888 Offset to next instance Map 1 50 Map 2 60 0x6D 109 1 to 4 5 25 9005 uint RWES A Sd A Sd Alarm 1 to 4 Sides Select which side or sides will trigger this alarm...

Page 62: ...fter the set point chang es the alarm will be blocked until the pro cess value enters the normal range oFF Off 62 Str Startup 88 StPt Set Point 85 both Both 13 Off Instance 1 Map 1Map 2 1494 1894 Offs...

Page 63: ...setup to latch when active a CLr will appear on the display CLr Clear 0 ignr Ignore 204 Instance 1 Map 1Map 2 1504 1904 Offset to next instance Map1 1 equals 50 Map 2 equals 60 0x6D 109 1 to 4 0xD 13...

Page 64: ...tion Program the Function Key to trigger an ac tion Functions respond to a level state change or an edge level change nonE None 61 usr r User Set Restore edge triggered 227 P LoC Keypad Lockout level...

Page 65: ...Turns comms LED on or off for selected comms ports Con1 Comm port 1 1189 Con2 Comm port 2 1190 both Comm port 1 and 2 13 off Off 62 both Instance 1 Map 1Map 2 1856 2326 0x6A 103 1 0x0E 14 3014 uint R...

Page 66: ...xD 13 117 1013 uint RWE Co SEt Communications Menu PCoL PCoL Communications 1 Protocol Set the protocol of this controller to the proto col that this network is using Std Standard Bus 1286 od Modbus R...

Page 67: ...ance 1 Map 1Map 2 2486 2966 Instance 2 Map 1 Map 2 2506 2986 0x96 150 1 to 2 4 17003 uint RWE C_f C_F Communications 1 or 2 Display Units Select whether this communications chan nel will display in Ce...

Page 68: ...o 4 294 967 295 Instance 1 Map 1Map 2 5020 8950 16006 un signed 32 bit RWE DeviceNet Ad d Ad d Communications 2 DeviceNet Node Address Set the DeviceNet address for this gate way 0 to 63 63 17052 bAUd...

Page 69: ...pprox imately one million writes yEs Yes 106 no No 59 No Instance 2 Map 1Map 2 2514 2994 96 150 2 8 198 17051 uint RWE Profibus DP P Add P Add Communications 2 Profibus Node Ad dress Set the Profibus...

Page 70: ...6 bit words in the float ing point values Lohi Low High 1331 hiLo High Low 1330 Low High Instance 1 Map 1Map 2 2488 2968 Instance 2 Map 1Map 2 2508 2988 0x96 150 1 to 2 5 17043 uint RWE iP iP M Commun...

Page 71: ...ications 2 IP Fixed Address Part 4 Set the IP address of this module Each device on the network must have a unique address 0 to 255 1 17017 iP S1 ip S1 Communications 2 IP Fixed Subnet Part 1 Set the...

Page 72: ...r network 0 to 255 0 17027 iP g3 ip g3 Communications 2 Fixed IP Gateway Part 3 Used for the purpose of sending and receiv ing messages from another network 0 to 255 0 17028 iP g4 ip g4 Communications...

Page 73: ...Assembly Input Mem ber Quantity 1 to 40 40 24010 C_F C_F Communications 2 Display Units Select which scale to use for temperature passed over commu nications port 2 F F 30 C C 15 F Instance 2 Map 1Map...

Page 74: ...Electrical Output Slope Navigating the Factory Page To navigate to the Factory Page follow the steps below 1 From the Home Page press and hold both the Advance and Reset keys for six seconds 2 Press t...

Page 75: ...e will appear in the lower dis play in the Home Page It can be changed with the Up and Down Keys if the pa rameter is a writ able one Scroll through the other Home Page parameters with the Advance Key...

Page 76: ...hange the se curity level of the Operations Page 1 to 3 2 Instance 1 Map 1 Map 2 1832 2302 0x67 103 1 2 3002 uint RWE pas E LoC P Security Setting Password En able Set to On to re quire a password for...

Page 77: ...Read Lockout Security level takes priority 0 to 5 5 Instance 1 Map 1 Map 2 1844 2314 0x67 103 1 0x0B 11 3011 uint RWE LoC L LoC L Security Setting Locked Access Level Determines user level menu visi b...

Page 78: ...s 10 to 999 156 3018 uint RWE ULoC FCty Unlock Menu CodE CodE Security Setting Public Key If Rolling Pass word turned on generates a random number when power is cycled If Rolling Password is off fixed...

Page 79: ...d num ber 0 to 2 147 483 647 Instance 1 Map 1 Map 2 8 8 0x65 101 1 5 1005 dint R Sn Sn Diagnostics Serial Number Display the serial number 0 to 2 147 483 647 Instance 1 Map 1 Map 2 12 12 0x65 101 1 0x...

Page 80: ...ad only parameter Go to Setup Page and then the Com Menu to change 0 to 255 17014 R iP A2 ip A2 Diagnostics IP Actual Ad dress Part 2 Actual IP address of this module Note Although it ap pears as if t...

Page 81: ...n Menu u Mv Calibration Electrical Mea surement Read the raw electrical value for this input in the units cor responding to the Sensor Type Setup Page An alog Input Menu setting 3 4e38 to 3 4e38 Insta...

Page 82: ...0 Instance 3 Map 1Map 2 808 928 0x76 118 3 5 18005 float RWES ELo S ELo S Calibration 3 Electrical Output Slope Adjust this value to calibrate the slope of the out put value 1 999 000 to 9 999 000 1...

Page 83: ...PM3 or Express version 6 PROFIBUS DP Not available on PM3 or Express version Note Bluetooth not available in all countries contact factory Primary Functions L Limit controller with universal input M L...

Page 84: ...nk that follows to acquire the latest version of the PM LEGACY Limit User s Guide http www watlow com en Resources And Support Technical Library User Manuals Once there simply enter express in the Key...

Page 85: ...or Modbus DeviceNet Profibus and Ethernet along with the zone address will be overwritten when restoring factory defaults Programming the Home Page Watlow s patented user defined menu system improves...

Page 86: ...s possible to minimize error In ad dition a precision volt ohm meter capable of reading values to 4 decimal places or better is recom mended Prior to calibration connect this volt ohm meter to the pre...

Page 87: ...Configurator Software 6 Select the Calibration CaL input instance to be calibrated This corresponds to the analog input to be calibrated 7 Set Electrical Input Slope ELi s to 1 000 and Electrical Inp...

Page 88: ...s current input you must choose the value of voltage or current to be the low and high ends For example when using a 4 to 20 mA input the scale low value would be 4 00mA and the scale high value would...

Page 89: ...red signal type either voltage or milliamps Typically applications might use the retransmit option to re cord one of the variables with a chart recorder or to generate a set point for other controls i...

Page 90: ...onfigure how and when an alarm is triggered what action it takes and whether it turns off automatically when the alarm condition is over Configure alarm outputs in the Setup Page before set ting alarm...

Page 91: ...Then push the Advance or Reset key to execute the action See the Keys and Displays chapter and the Home Page chapter for more details Turn silencing on or off with Silencing asi Setup Page Alarm Menu...

Page 92: ...e Y Y Y Y Y Y Being able to change the page security level for the Operations and Profile pages allows a user to give access to the Profile Page while locking out the Operations Page The following exa...

Page 93: ...and rLoC As shown below both of these parame ters can always be seen and modified Diagnostic Menu and all associated prompts are always visible and never writable Lockout Security sLoC and rLoC Facto...

Page 94: ...s menu by pushing the Reset Once out of the menu the Password Security will be enabled How to Acquire Access to the Control To acquire access to any inaccessible Pages or Menus go to the Factory Page...

Page 95: ...read through the text below which defines the column headers used Assembly Definition Addresses Fixed addresses used to define the parameter that will be stored in the Working Addresses which may also...

Page 96: ...There you will find the Class Instance and Attribute in hexadecimal decimal in parenthesis which makes up the addressing for both proto cols The Watlow implementation of CIP does not support connected...

Page 97: ...given member of either assembly T to O or O to T simply write the new class in stance and attribute CIA to the member location of choice The CIP communications instance will always be instance 2 Profi...

Page 98: ...nce the software is installed double click on the PM LEGACY Limit Configurator icon placed on your desktop during the installation process If you cannot find the icon follow the steps below to run the...

Page 99: ...king on the drop down will allow the user to select the ap propriate communications port This will be the port assigned to the EIA 485 to USB converter when it was connected to the PC The Advanced but...

Page 100: ...t number is clearly displayed at the top of the page yellow highlight added for emphasis When multiple Watlow devices are on the network it is important that the part number be noted prior to configur...

Page 101: ...the same simply click on Copy Set tings where a copy dialog box will appear allowing for quick duplication of all settings Notice too that by clicking on any of those items in the center column that...

Page 102: ...not activate output Silencing is active Blocking is active Alarm is set to incorrect output Alarm is set to incorrect source Alarm set point is incorrect Alarm is set to incorrect type Disable silenc...

Page 103: ...or reset Limit will not clear or reset with keypad or digital input Sensor input is out of limit set point range Limit set point is incorrect Digital input function is in correct Correct cause of sens...

Page 104: ...rror EIA 485 converter issue Incorrect computer or PLC communications port Incorrect software setup Wires routed with power cables Termination resistor may be required Set unique addresses on network...

Page 105: ...settings in Fac tory Page and enter appro priate password in ULoC setting in Factory Page Change state of digital in put Change custom parameters in Factory Page Function Key s do not work Function Ke...

Page 106: ...nge limiting only Shorted Range limiting only Reversed Range limiting only RTD S1 open Yes pulled up S2 open Not implemented S3 open Yes pulled up S1 short to S2 Yes pulled up S1 short to S3 Yes pulle...

Page 107: ...le above the 32 bit floating point analog input 360 and 361 was first written to registers 40 and 41 which in turn defines working registers 200 and 201 as Analog Input 1 As can be seen in the far rig...

Page 108: ...1 Alarm 1 High Set Point Value of Pointer 4 Pointer 5 1482 1483 Alarm 1 Low Set Point Value of Pointer 5 Pointer 6 1530 1531 Alarm 2 High Set Point Value of Pointer 6 Pointer 7 1532 1533 Alarm 2 Low S...

Page 109: ...1348 1349 Digital Input 6 Status Value of Pointer 30 Assembly Definition Addresses Default Pointers Assembly Working Addresses Pointer 31 1882 1883 Control Mode Active Registers 100 101 Registers 260...

Page 110: ...0x77 0x01 0x0E DINT Heat Proportional Band 0x97 0x01 0x06 REAL 15 0x77 0x01 0x0F DINT Cool Proportional Band 0x97 0x01 0x07 REAL 16 0x77 0x01 0x10 DINT Time Integral 0x97 0x01 0x08 REAL 17 0x77 0x01...

Page 111: ...tep 0x7A 0x01 0x04 DINT 19 0x77 0x02 0x13 DINT Active Set Point 0x7A 0x01 0x05 REAL 20 0x77 0x02 0x14 DINT Step Time Remaining 0x7A 0x01 0x09 DINT 21 0x77 0x02 0x15 DINT None Specified 22 0x77 0x02 0x...

Page 112: ...ounded sensors greater than 20M input impedance 2k source resistance max Non isolated to switched dc and process output RTD 2 or 3 wire platinum 100 0 C calibration to DIN curve 0 00385 C Process 4 20...

Page 113: ...Deg C C 3 32 0 2315 Deg C D 3 32 0 2315 Deg C F PTII 2 34 0 1343 Deg C RTD 100 ohm 2 00 200 800 Deg C RTD 1000 ohm 2 00 200 800 DegC mV 0 05 50 50 mV Volts 0 01 0 10 Volts mAdc 0 02 0 20 mAmps DC mAa...

Page 114: ...Deg C Accura cy Range Low Accuracy Range High Units Thermistor 5K range 5 0 5000 Ohms Thermistor 10K range 10 0 10000 Ohms Thermistor 20K range 20 0 20000 Ohms Thermistor 40K range 40 0 40000 Ohms 0 t...

Page 115: ...utputs 3 4 Typical drive 4 5V dc 30mA Short circuit limited to 50mA Use dc and dc to drive external solid state relay 1 pole DIN A MITE up to 4 in parallel or 4 in series 2 pole DIN A MITE up to 2 in...

Page 116: ...ons Size Behind Panel max Width Height Display Character Height 1 32 101 6 mm 4 00 in 53 3 mm 2 10 in 30 9 mm 1 22 in Large 7 62 mm 0 300 in Small 5 59 mm 0 220 in 1 4 100 8 mm 3 97 in 100 3 mm 3 95 i...

Page 117: ...IP is a trademark of ControlNet International Ltd used under license by Open DeviceNet Vendor Association Inc ODVA UL is a registered trademark of Underwriters Laboratories Inc DeviceNet is a tradema...

Page 118: ...3 and 4 Hardware Options Output 3 Output 4 AA None None AJ None Mechanical relay 5A Form A AK None SSR Form A 0 5 A CA Switched dc open collector None CC Switched dc open collector Switched dc CJ Swit...

Page 119: ...Watlow PM LEGACY Limit Controller 119 Appendix...

Page 120: ...Recommend minimum 1000 V peak to maximum 2000 V peak 70 joules or better part be used Compliant with 2011 65 EU RoHS2 Directive Per 2012 19 EU W E E E Directive Please Recycle Properly Models PM 4 8 o...

Page 121: ...stalled and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation...

Page 122: ...Watlow PM LEGACY Limit Controller 122 Appendix 1241 Bundy Boulevard Winona Minnesota USA 55987 Phone 1 507 454 5300 Fax 1 507 452 4507 http www watlow com...

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