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Contents

CM-2201/CM-2202

Nelson Heat Tracing Systems

www.nelsonheaters.com

GA2497 Rev.

1.0 Introduction

1.1 Getting Started

2.0 General Application Information

3.0 Installation

3.1

Selecting Installation Location

3.2

Mounting

3.3

Wiring

4.0 Initial Set-up

4.1

Display Modes

4.2

Password Protection

4.3

Security Levels

5.0 General Operation

5.2

Display

5.3

Keypad

5.4

LED Functions

5.5

Monitoring

5.6

Alarm Management

5.7

Current-Limiting Feature

5.8

Ground Faults

5.9

Soft Start Feature

6.0 Control Modes

6.1

On-Off Control

6.2

Proportional Control

6.3

Forced Control Feature

7.0 Programming

7.1

Setpoints

7.2

Heater Setup

7.3

System Setup

8.0 Communications

9.0 Troubleshooting

10.0 Maintenance

Содержание NELSON HEAT TRACE CM-2201

Страница 1: ...NELSON CM 2201 CM 2202 HEATTRACECONTROLLERS Installation and Operating Instructions ...

Страница 2: ... Set up 4 1 Display Modes 4 2 Password Protection 4 3 Security Levels 5 0 General Operation 8 5 2 Display 5 3 Keypad 5 4 LED Functions 5 5 Monitoring 5 6 Alarm Management 5 7 Current Limiting Feature 5 8 GroundFaults 5 9 Soft Start Feature 6 0 Control Modes 11 6 1 On Off Control 6 2 Proportional Control 6 3 Forced Control Feature 7 0 Programming 12 7 1 Setpoints 7 2 Heater Setup 7 3 SystemSetup 8 ...

Страница 3: ... Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 3 Appendix A Specifications 25 Appendix B Wiring Diagrams 26 AppendixC TypicalInstallationDiagram 28 Appendix D Modbus Parameters 29 Appendix E RTD Tables 39 Appendix F Warranty 48 ...

Страница 4: ...ating circuits in those same locations This manual provides information pertaining to the Installation operation testing communications and maintenance of these controllers See Appendix A for detailedspecifications 1 2 Getting Started The CM 2201 CM 2202 is typically connected to external RTDs power orcommunication based onAppendixBand C Detailed set up of the operating control monitoring programi...

Страница 5: ...ay and can control resistive loads of 30A continuous 40 C ambient The CM 2201 CM 2202 are designed to control heating circuits bymonitoringone ortwo temperature inputsfor each circuit via industry standard 3 wire 100Ω Platinum RTDs The twoseparateRTDsfor each circuit maybe utilized to customize the temperature control inputs Several different modes are user selectable aswellasthe sensor failure op...

Страница 6: ... specifications See AppendixAfor additionaldetails 3 3 Mounting TheCM 2201 CM 2202shouldbemountedata convenient heightto suit operator interaction Conduit entriesshould be madeinthebottomoftheenclosureto preventdamageto the internal electronics from moisture intrusion Conduit entries should be drilled and the use of suitable bushings is required to maintain the environmental ratings 3 4 Wiring Ele...

Страница 7: ...ures Theusermayalsoreplace the default password value 1234 withtheirownunique value for greater protection of operational parameters 4 4 Security Levels CM 2201 CM 2202hastwo levelsofsecurity Thehigh level AdvancedDisplay requires passwordprotection Disabling the password from the Password Enable Disable menu will keep the password disabled indefinitely any parameter can be changedwithouttheuseofa...

Страница 8: ... setting can be altered by pressing the Up or Down arrow Note that a 4 digit password may berequiredtochange certain settings when required thecursorwillflash on the left most digit use the Up arrow to increase this digit value or the Down arrow to decrease it Move the cursor to the second leftmost digit using the Right or Left arrow and it will flash until adjusted using Up Down arrows When the l...

Страница 9: ...e relays go to Settings Heater Setup Alarm contact By choosing up down arrow the contacts can be selected to function as Normally Open or Normally Closed Press Enter to save the selection Note By setting the contacts to NC these contacts will be open when there is no power applied to the unit this can be useful for signaling loss of power to the unit OR there is an active alarm OR there previously...

Страница 10: ...ult in breaker trips if temperatures are very cold and the installed length of cable is long TheSoft Start feature operates by initially only energizing the cable for a very short period of time while the current draw may be high during this period the period is usually short enough to reduce average load on the electrical system 5 9 Soft Start Feature This short energization period is repeated an...

Страница 11: ...cal proportional control algorithmwherein thecableiscycledonandoffatarate proportional to the difference between the setpoint value and the actual monitored temperature As the difference betweenthesetpointvalueandtheactualmonitored temperatureincreases theamountoftimethecableis energized increases proportionately This helps reducethe overshoot and undershoot commonly associated with On Off control...

Страница 12: ...atureissetto Off 7 2 4 High Temp Alarm ThisvaluesetstheHighTemperature Alarm setpoint Itmustbegreaterthanthemaintaintemperatureplus deadband Todisablethisalarmsetthevalueto Off WhenthemeasuredtemperatureofeitherRTDAorRTDB if activated isgreaterthanorequaltothisset point the High TemperatureAlarmisactivatedanda HIGHTEMP ALARM message is added to thealarm stack The alarm deactivates when the tempera...

Страница 13: ...nction 1 DisplayMode All 2 Range GroundFaultAlarmto500mA Off 3 Default 50mA 7 1 9 Low VoltageAlarm ThisvaluesetstheLowVoltageAlarmsetpoint Itmustbe lessthan the highvoltage alarmsetpoint Todisable this alarmsetthevalueto Off WhentheLineVoltageisless thanorequaltothissetpoint theLowVoltageAlarmis activatedanda LOWVOLTAGEALARM messageisadded tothealarmstack ThealarmdeactivateswhentheLine Voltagerise...

Страница 14: ...tchingfrequency 1 DisplayMode Advanced 2 Range 1C to5C 1F to10F 3 Default 2C or5F 4 Note DeadbandisdisabledforProportionalControl mode Control Type This selection determines the type of control method used by the controller either On Off Deadband or Proportional Control TheOn Offcontrolmodeisavailable forall heating devices ProportionalControlmodeis only available for series type heating devices W...

Страница 15: ... theheateristurned Offanda high temperature alarm is activated TheHigh Temperature cutoffmodewilloperateinoneRTDmodeif thehigh temperature alarm is turned Off RTD Operation Continued Functions requiring two RTDs to operate such as Average Lowest HighestandHighTemperatureCutoff will operate in One RTD mode if one of the two RTDsfail 1 Display Mode Advanced 2 Range OneRTD Backup Average Lowest Highe...

Страница 16: ...ge 0 01 to 1 00 3 Default 0 05 7 3 6 Display Mode Thisselectiondetermineswhatmessagesaredisplayedby the controller for operations personnel If set to advanced user all messages are displayed Ifsetto normaluser only the basic messages are displayed Each message listed throughoutthismanualshowstheDisplayMode required toseethemessage Advancedonly indicates thatthe displaymodemustbesetto advanceduser ...

Страница 17: ...disable Ifa period oftime is selected the heater is forcedOn orOffforthe selectedinterval If continuous isselectedtheheateris forced OnorOffuntil disable isselected 1 DisplayMode Advanced 2 Range 1 24hours Disabled OnContinuously 3 Default disabled Ground Fault Test Thisfunctionwilltestthegroundfaulttripfunctionofthe controller to ensure proper operation When selected the controller will generate ...

Страница 18: ... Modbus number 03 Modbus function code 3 0046 start reading from data address 70 0026 the next 38 addresses 2590 CRC 2 The controller will answer with value 0x02 High Temperature Alarm active Alarm 3 Once the alarm condition has been resolved the alarm can be cleared by sending the following instruction 04 05 0045 FF00 9C4C 04 controller Modbus number 05 Modbus function code 5 0045 writing to data...

Страница 19: ...w alarm To erase all alarms on alarm log see below 7 To erase all alarms on the Alarm log from the remote terminal send the following instruction 04 05 0097 FF00 3D83 04 controller Modbus number 05 Modbus function code 0097 data address 151 to write FF00 command to erase all memory log 3D83 CRC 19 CM 2201 CM 2202 Communications ...

Страница 20: ...sistancebetweenthesource RED or sense RED lead and the common WHT lead of the RTD at the controller should be between 60 and 330 Ω depending on the temperature and the lead resistance Verify that the RTD iswiredcorrectly the heat tracing conrtrollers will always be terminated in the order source RED common WHT sense RED When wiring to theCM2201 CM2202 theterminalsaremarked asfollows Terminal No De...

Страница 21: ...etween what the controller reads and whatthe RTDactuallymeasures This againis normally notaproblemsincethecontrollercompensates forall buttheworstcases ofthis 3 Unstable Temperature Continued d CheckonebyoneiftheallRTDleadsareconnectedto the connector e Lastly it is possible for the RTD itself to fail on an intermittentbasisbutthisfailuremodeshouldbe consideredunusual Thiskindoffailureisprobablyth...

Страница 22: ...se terminals Damagedorinoperativetemperaturesensors 9 4 4 HighCurrentWarning Alarm ThisWarning alarmscurrentlevelsthataregreaterthanthe HIGHCURRENTWARNING ALARMsettingfortheapplication HighCurrentWarning Alarm Continued CauseofWarning Alarm Warning Alarmsettingtooclosetonormaloperating current Highin rushcurrentfrom coldstart ofselfregulating cable Damagedorpartiallyshortedheatingcable Asbuilt cab...

Страница 23: ...pitsoutputswitchoff CauseofAlarm Excessivein rushcurrent IncorrectCM 2201 CM2202 settings Incorrect wiring Damagedcable Switch Failure Thisalarmindicatesthatthecontrollersensescurrentflow whentheoutputswitchshould beoff Cause of Alarm Some other device energized heat trace Outputswitchhasfailed closed 9 3 11 Power Limiting Current Limiting This alarm indicates that the solid state relay is limitin...

Страница 24: ...rgasketandadjustasrequired Clean door gasket b Verifythatmoistureisnotenteringenclosure repairas required c Checkterminalstoensureconnectionsaresecure d Checkwiringforanysignsofoverheating e Cleanfrontpanelwithmildsoapondampcloth Donotuseanyclothfromsyntheticmaterialorsimilar On thecleaning processthefrontlabelmaycharge electrostatic andby touching the front panel may generate sparks 24 ...

Страница 25: ...2201 CM 2202 110 277Vac 30Amps Solid State Relays 30Amps per Channel 50or60Hz SolidStateRelay DPST Normally Open NO NEMA 4X Alarm Outputs 1 24VACto277VAC Max 0 5Amps Solid State Relay requires Min 100mA load 2 30VDC Max 0 1Amps SolidStateRelay requiresMin 50mAload Agency Approval for Hazardous Locations cCSAus Class1 DIV 2 GroupsA B C D Class1 Zone2 IIC TemperatureCode T4 135 C 25 ...

Страница 26: ...1 SolidStateContact 2 InstallJumperat JP1 120 OHMResistor on both terminalsifCM 2201 is last device on network Elseinstall jumper on one terminal onlyof JP1 3 If Force feature isactivatedbyexternal drycontact use 5V and IN terminals Groundconnectionisnotrequired Ifactivatedbyexternalvoltagesignal use IN and G Ground terminalsasnoted 26 ...

Страница 27: ...Output are SSR N O 2 All RTD s must have the Shield connected to Ground Bus 3 Remove Jumper JP1 only if the controller is in RS485 Network AND is not the last unit on the Network 4 Connect Power Supply Jumpers PJ1 PJ2 as follows CONTROL POWER SOURCE PJ1 L1 CONN3 PJ2 L2 N CONN3 INDEPENDENT NO CONNECTION CH 1 L1 CONN4 L2 N CONN4 CH 2 L1 CONN5 L2 N CONN5 27 ...

Страница 28: ...ev 5 DRAFT CM2202 Appendices CM 2201 CM 2202 Appendix C TypicalInstallationDiagram RS485 Al ARM WIRING D CS POWER CONNECTION CONDUIT DRAIN R TIJA HEA TRACE CABLE POWER CONNECTION CKT1 POWE R CONNECTION CON ltJIT DRAIN HEAT TRACE CABL E CT2 R TIJA PAJ IEL BOARD e 28 ...

Страница 29: ...CM 2201 CM 2202 Appendices 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT AppendixD 29 ...

Страница 30: ...Appendices CM 2201 CM 2202 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 30 ...

Страница 31: ...CM 2201 CM 2202 Appendices 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 31 ...

Страница 32: ...Appendices CM 2201 CM 2202 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 32 ...

Страница 33: ...CM 2201 CM 2202 Appendices 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 33 ...

Страница 34: ...Appendices CM 2201 CM 2202 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 34 ...

Страница 35: ...CM 2201 CM 2202 Appendices 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 35 ...

Страница 36: ...Appendices CM 2201 CM 2202 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 36 ...

Страница 37: ...CM 2201 CM 2202 Appendices 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 37 ...

Страница 38: ...Appendices CM 2201 CM 2202 2017 Nelson Heat Tracing Systems www nelsonheaters com GA2497 Rev 5 DRAFT 38 ...

Страница 39: ...28 149 07 185 24 94 122 51 29 60 76 33 3 101 17 66 125 54 129 149 45 184 25 37 121 51 70 59 76 73 4 101 56 67 125 92 183 25 80 58 77 13 5 101 95 68 126 31 130 149 82 182 26 23 120 52 11 57 77 52 6 102 34 69 126 69 131 150 20 181 26 65 119 52 52 56 77 92 7 102 73 132 150 57 118 52 92 55 78 32 8 103 12 70 127 07 133 150 95 180 27 08 117 53 33 54 78 72 9 103 51 71 127 45 134 151 33 179 27 50 116 53 7...

Страница 40: ...0 13 86 65 91 23 90 98 102 139 26 165 162 90 148 40 55 85 66 31 22 91 37 40 115 54 103 139 64 166 163 27 147 40 96 84 66 72 21 91 77 41 115 93 104 140 02 167 163 65 146 41 38 83 67 12 42 116 31 105 140 39 168 164 02 145 41 79 82 67 52 20 92 16 43 116 70 106 140 77 169 164 39 144 42 21 81 67 92 19 92 55 44 117 08 107 141 15 143 42 63 18 92 95 45 117 47 108 141 53 170 164 76 142 43 04 80 68 33 17 93...

Страница 41: ... 281 89 564 301 96 260 197 69 321 219 47 382 240 82 443 261 74 504 282 23 565 302 28 261 198 05 322 219 82 383 241 17 444 262 08 505 282 56 566 302 61 262 198 41 323 220 18 384 241 51 445 262 42 506 282 89 567 302 93 263 198 77 324 220 53 385 241 86 446 262 76 507 283 22 568 303 26 264 199 13 325 220 88 386 242 20 447 263 10 508 283 55 569 303 58 265 199 49 326 221 24 387 242 55 448 263 43 509 283...

Страница 42: ... 228 97 409 250 13 530 290 83 591 310 70 288 207 74 349 229 32 470 270 86 531 291 16 592 311 02 289 208 10 410 250 48 471 271 20 532 291 49 593 311 34 350 229 67 411 250 82 472 271 53 533 291 81 594 311 66 290 208 45 351 230 02 412 251 16 473 271 87 534 292 14 595 311 99 291 208 81 352 230 37 413 251 50 474 272 20 535 292 47 596 312 31 292 209 17 353 230 72 414 251 85 475 272 54 536 292 80 597 312...

Страница 43: ...50 29 50 06 49 83 49 60 49 38 49 15 48 92 48 69 48 46 190 180 53 02 52 79 52 56 52 34 52 11 51 88 51 65 51 43 51 20 50 97 50 74 180 170 55 29 55 06 54 83 54 61 54 38 54 15 53 93 53 70 53 47 53 25 53 02 170 160 57 55 57 32 57 10 56 87 56 65 56 42 56 19 55 97 55 74 55 51 55 29 160 150 59 81 59 58 59 35 59 13 58 90 58 68 58 45 58 23 58 00 57 78 57 55 150 140 62 06 61 83 61 61 61 38 61 16 60 93 60 71 ...

Страница 44: ...121 75 121 96 122 18 122 39 122 60 122 82 123 03 123 24 130 140 123 24 123 46 123 67 123 88 124 09 124 31 124 52 124 73 124 95 125 16 125 37 140 150 125 37 125 59 125 80 126 22 126 44 126 65 126 86 127 08 127 29 127 50 150 160 127 50 127 71 127 93 128 35 128 56 128 78 128 99 129 20 129 41 129 62 160 170 129 62 129 84 130 05 130 47 130 68 130 90 131 11 131 32 131 53 131 74 170 180 131 74 131 96 132...

Страница 45: ... 193 09 193 29 193 49 193 70 470 480 193 70 193 90 194 10 194 30 194 50 194 70 194 90 195 10 195 30 195 50 195 71 480 490 195 71 195 91 196 11 196 31 196 51 196 71 196 91 197 11 197 31 197 51 197 71 490 500 197 71 197 91 198 11 198 31 198 51 198 71 198 91 199 11 199 31 199 51 199 71 500 510 199 71 199 91 200 11 200 31 200 51 200 71 200 91 201 11 201 31 201 51 201 71 510 520 201 71 201 91 202 11 20...

Страница 46: ...4 258 33 258 52 258 70 258 89 259 08 259 27 259 46 259 65 259 84 260 03 810 820 260 03 260 22 260 41 260 60 260 78 260 97 261 16 261 35 261 54 261 73 261 92 820 830 261 92 262 11 262 29 262 48 262 67 262 86 263 05 263 24 263 43 263 61 263 80 830 840 263 80 263 99 264 18 264 37 264 56 264 74 264 93 265 12 265 31 265 50 265 68 840 850 265 68 265 87 266 06 266 25 266 44 266 62 266 81 267 00 267 19 26...

Страница 47: ...1 309 59 309 77 1080 1090 309 77 309 95 310 13 310 31 310 49 310 67 310 85 311 02 311 20 311 38 311 56 1090 1100 311 56 311 74 311 92 312 10 312 28 312 46 312 64 312 81 312 99 313 17 313 35 1100 1110 313 35 313 53 313 71 313 89 314 07 314 24 314 42 314 60 314 78 314 96 315 14 1110 1120 315 14 315 31 315 49 315 67 315 85 316 03 316 21 316 38 316 56 316 74 316 92 1120 1130 316 92 317 10 317 27 317 4...

Страница 48: ...s information representation of operating conditionsor other data toAppletonGroup in the selection or designoftheGoodsandthepreparationofAppleton Group s quotation andintheeventthatactualoperatingconditionsor other conditions differ from those represented by you any warranties or other provisions contained herein which are affected by such conditions shall be null and void Ifwithinthirty 30 daysaf...

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