Single-Circuit Controller

Available in 120Vac, 208-240Vac and 277Vac

No mechanical thermostat can come close to matching the performance of the TraceMate. This single-circuit electronic thermostat offers you comprehensive heat tracing control and monitoring in one convenient, compact, and competitively priced package.

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TraceMate Resources:
TraceMate Specifications
TraceMate Instruction Manual
TraceMate Series Brochure
Video: TraceMate Set-up and Programming

Click Here for Features and Advantages

  • Single circuit heat trace control – monitor and operate one heat trace circuit (or combined runs) up to 30A
  • Front panel LED light – indicates the system is powered and functioning properly, perfect for quick visual checks
  • Type-4X enclosure – unit is self-contained, rugged and suitable for installation in harsh environments
  • Easy interface – no special staff training required
  • RTD probe included – mount on pipe or suspend in ambient conditions for temperature measurement and controller feedback
  • Integrated ground fault protection – No need for external and expensive GFI type breakers
  • Heater current monitoring – allows detection of potential heating cable issues before they become critical
  • Dry alarm contact – annunciate all alarm conditions remotely in a location suitable for the end-user
  • Comprehensive alarm package – set up and monitor up to five (5) configurable alarm conditions
  • TraceCheck feature – pulse dormant heaters every 24h to flag potential cable issues before they become critical
  • Class I, Div./Zone 2 approval – suitable for installation in hazardous environments

Product Matrix: Select elements from the left hand menu to review specific information on each Nextron product below:

          TraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Control Points (circuits)12125 and 10 (see note 1)
Current Rating (amperage)TraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Standard max current per circuit30 Amps30 Amps30 Amps30 Amps30 Amps
Optional max current per circuit---100 Amps100 Amps
Switching (number of poles)TraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Single-pole switchingyesyesyesyesyes
Dual-pole switchingyesyesyesoptionalyes
Three-pole switchingnononooptionalyes
Heat Trace VoltageTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
120-277Vacyesyesyesyes (see note 2)yes
Temperature InputsTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Single RTD per circuityesyesyesyesyes
Dual-RTD per circuitnooptionalyesoptionaloptional
Thermocouple per circuitnonononooptional (J, K, T)
RTD sampler (hard-wired)nonononooptional
RTD sampler (wireless)nonononooptional
Alarm OptionsTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Front panel visual alarm indicatorLEDLCDLCD & LEDLCD & LEDLCD & LED
Dry alarm contractyesyesyesyesyes
DC alarm contactnonoyesyesyes
Internal LED alarm type indicatoryesyesnonono
Communication OptionsTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Modbus RTU communicationsnonoyesyesyes
Modbus TCP communicationsnonooptionaloptionaloptional
BACNet communicationsnonooptionaloptionaloptional
Fibre-optic communicationsnonooptionaloptionaloptional
EnclosureTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Type-4 painted steelnoyesnonoyes
Type-4X painted steelyesnoyesyesno
Type-4X stainless steeloptionaloptionaloptionaloptionaloptional
Type-4X aluminumnonononooptional
Type-4X FRPnonononooptional
InterfaceTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Dip switch + jumperyesyesnonono
Liquid crystal displaynoyesyesyesyes
Vacuum fluorescent displaynonononooptional
Supervisory Windows softwareyesyesyesyesyes
EnvironmentTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
Operating range-40C to +50C-40C to +50C-40C to +50C-40C to +50C-40C to +60C
Ordinary locationsyesyesyesyesyes
Class I, Division 2, Groups ABCDyesyesyesyesyes
Class I, Zone 2, Groups IICyesyesyesyesyes
Class II, Division 2, Groups FGnonoyesyesno
Class IIInonoyesyesno
ApprovalsTraceMateTraceMate II-CTRMS-2101MS-2102MasterTrace
yes yes (note 3)yesnono

Note 1: MasterTrace products are based on 5 and 10 circuit control module platforms multiples of which can be arranged in a single enclosure
Note 2: 208~240V dual pole MS-2102 model is a made-to-order item
Note 3: TraceMate II-CTR 208~240V unit does not carry FM approval

How the TraceMate System Works

TraceMate Single-Circuit Controller

Alarm Light/Audible Alarm

Form C dry alarm contact for PLC or remote alarm indication.


NEMA-4X steel, powder coat painted (black).

Panel Board

All power distribution designs are compatible with Nextron control and monitoring systems for electrical heat trace. Sealed breakers can be installed in IP 65 or Nema 4/4X cabinets for hazardous/classified area installations. Alternatively, standard open frame main/branch breakers may be installed in IP 65 or Nema 4/4X cabinets with purge for hazardous/classified areas.

RTD Temperature Sensor

3 wire RTD, 22awg. PT100 ohm, IEC 571, Class A. Temperature Rating -50C to 200C. Standard Lead Length – 7 ft.

Heat Trace Cable

Nextron heat trace controllers are compatible with every type of EHT available on the market today.


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