Nextron TRACEMATE II-CTR Operator'S Manual Download Page 6

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2.2

TRACE

MATE II-CTR

Chapter 2 Installation

Figure 2.1 TraceMate II-CTR Controls and Indicators

Figure 2.2 Typical Wiring Diagram

30VDC/0.1A

500mW MAX

LOCAL

ALARM

12-277VAC

0.5A 277VAC MAX/0.1A 30VDC MAX

CT1 AMP

CT1

RTD1

GND STUD

DC NC

ALM

AMP

CT2

RTD2

COM

HEATER 1

RTD 1

PIPE

Summary of Contents for TRACEMATE II-CTR

Page 1: ...TRACEMATE II CTR OPERATOR S MANUAL ELECTRONIC THERMOSTAT ...

Page 2: ... 3 Ground Connection 2 3 RTD Sensor Wiring 2 3 Alarm Wiring 2 4 3 Applications 3 1 Mechanical Thermostat Replacement 3 1 Remote Zone Alarm 3 1 Alarm Annunciator 3 1 Local Alarm 3 1 Switching Requirements 3 1 4 Operation 4 1 Alarms 4 1 Alarm Contacts 4 1 Alarm Messages 4 1 Alarm Indicators 4 1 Status Indicators 4 1 Alarm Reset 4 2 Heater Setpoint and Alarm Setpoints 4 2 5 Testing 5 1 Troubleshootin...

Page 3: ...ve alarm package which includes LCD displaymessages and LED indicators for quick fault identification and a ground fault trip to minimize fire hazards Bycombining the control system monitoring and testing requirements of a heat trace control system into a general purpose control the TraceMate II CTR makes it possible to significantly upgrade systems at low installed cost In addition it is very fle...

Page 4: ...ting Range TM 2SIH1 RTD 40 C to 50 C TM 2SIH1 RTD 240V 40 C to 50 C TM 2DIH2 RTD 208 240V 40 C to 50 C TM 2SIH1 RTD 277V 40 C to 50 C LCD display 20 C to 50 C Heater current derated Conformal Coating Boards conformal coated for hostile environments Altitude 0 2000m User Definable Options Heater Setpoint Low Temperature Alarm Setpoint High Temperature Alarm Setpoint 0 C 511 C 1 C steps 0 F 511 F 1 ...

Page 5: ...ber generated by S1 9 is interpreted as high temperature alarm setpoint in C or F for the selected heater GF Setpoint Number generated by S1 9 is interpreted as ground fault trip alarm setpoint in mA for the selected heater AMP Setpoint Number generated by S1 9 is divided by10 and interpreted as current fail alarm setpoint in A for the selected heater SP Setpoint Number generated byS1 9 is interpr...

Page 6: ...aceMate II CTR Controls and Indicators Figure 2 2 Typical Wiring Diagram 30VDC 0 1A 500mW MAX LOCAL ALARM 12 277VAC 0 5A 277VAC MAX 0 1A 30VDC MAX 0 5A 277VAC MAX 0 1A 30VDC MAX GF CT1 AMP CT1 RTD1 GND STUD DC NC ALM AMP CT2 RTD2 NO COM NC HEATER 1 RTD 1 PIPE ...

Page 7: ...e C 6 30 50 8 30 40 10 24 50 12 16 50 The supply voltage must be single pole 120VAC for TM 2SIH1 RTD single pole 240VAC for TM 2SIH1 RTD 240V dual pole 208 240VAC for TM 2DIH2 RTD 208 240V and single pole 277VAC for TM 2SIH1 RTD 277V Wiring methods must conform to Class 1 Division II or Class 1 Zone II requirements Heater Wiring Connect heating cable wiring to terminals 3 4 for heater 1 and 19 20 ...

Page 8: ...on output rated 30Vdc 100mA 500mW max The Form C dry alarm contact is rated 0 5A 277Vac 0 1A30Vdc max These alarm outputs are designed to interface to annunciator panels PLC or DCS Figure 2 5 Enclosure and Mounting Dimensions Warning Explosion Hazard Substitution of components may impair suitability for Class 1 Division 2 or Class 1 Zone 2 Warning Explosion Hazard Do not disconnect equipment unles...

Page 9: ...sonnel can be dispatched to the area The heat trace point with a problem can be identified by the alarm messages on the LCD display For a fast diagnosis and repair the alarm message on the displayand the status LED indicators in the TraceMate II CTR identify the exact nature of the problem This simple connection minimizes control room panel space allowing a few LCD displays and indicators to cover...

Page 10: ... very important that the alarm outputs be used so corrective action can be taken quicklyenough to prevent a process shutdown due to the loss of heat to a pipe Ground fault detection only works with resistance or solidly grounded systems If the system is ungrounded it must be grounded or an artificial ground must be created by means of a zip zag transformer Once a ground fault condition is detected...

Page 11: ...o Figure 2 1 This is useful for checking correct operation of the control If the ground fault alarm light or RTD fail alarm light is on the heater will not switch on even if the actual temperature is below the setpoint Alarm Reset The low high temperature and RTD fail alarms reset as soon as the condition disappears The ground fault trip and current fail alarm are latched alarms A latched alarm wi...

Page 12: ... installed or for periodic maintenance checks system operation can be verified by adjusting the heater setpoint 2 C above and below a known temperature on the RTD input to see if the heater turns on and off For example if the RTD input temperature is 25 C setting the heater setpoint to 27 C will force the heater on and conversely a 23 C setpoint will force the heater off By substituting a known re...

Page 13: ...y the ground fault sensor as a ground fault Size the resistor according to the table to ensure sufficient ground fault current of 30mA 25 Heater Voltage 110 240 277 AC Volts Resistance 2700 6200 6800 Ohms Wattage 5 10 15 Watts Voltage Rating 250 500 500 DC Volts 4 Applypower The ground fault indicator should come on after a short delay It should not be possible to turn on the heater even if the ac...

Page 14: ...OVIDED FOR IN WRITING IN THIS WAR RANTY EACH CONTROL IS PROVIDED WITHOUT ANY WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED IN PARTICULAR WITH OUT LIMITING THE GENERALITY OF THE FOREGOING THE FOLLOW ING IMPLIED WARRANTIES AND CONDITIONS ARE EXPRESSLY DIS CLAIMED a ANY IMPLIED WARRANTY OR CONDITION THAT THE CON TROL WILL MEET YOUR REQUIREMENTS b ANY IMPLIED WARRANTY OR CONDITION THAT THE OP ERATI...

Page 15: ...TRACEMATE II CRT ELECTRONIC THERMOSTAT P N 1501 0014 TM II CTR 08 07 Printed in Canada Nextron Corporation 6120 11th Street S E Calgary Alberta T2H 2L7 Tel 403 735 9555 Fax 403 735 9559 ...

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