Proud Distributors of GUNT Hamburg, UTEST, FOUR E’s Scientific & LABTECH ITALY

Circulators (TR-E) (TR-H) (TR-HT) (TR-HC)

Circulators (TR-E) (TR-H) (TR-HT) (TR-HC)

SKU (TR-E) (TR-H) (TR-HT) (TR-HC) Category

Thermostat Controlled Model

Code TR-E
  • Micro Processor PID Controller
  • Digital Temperature indicator
  • Audio / Visual high alarm
  • Timer 1 to 9999 minutes
  • Thermostat Controlled Model
  • Adjustable pump flow rate
  • Two-year warranty

FMH Immersion Thermostats conform to the Low Voltage Directive 73/23/EEC and are manufactured to the highest standards with the following features:

  • Micro Processor Models
  • Digital temperature indicator
  • Audio / Visual high temperature alarm
  • Temperature Deviation indicators
  • Timer and buzzer 1 to 9999 minutes
  • Thermostat Models
  • High precision Thermostat controller

All Models

  • Bridge plate to straddle the tank or universal mounting clamp for clamping to the rim of virtually any tank – optional (minimum tank depth 150mm)
  • Dual ventilation system
  • Adjustable pump output control lever, 30 to 100% of flow rate
  • Pump nozzle can be rotated to reach remote corners in vessel (screw drive required)
  • High-grade stainless-steel pump and housing – cover aluminium
  • Stainless steel sheathed heating element
  • Front panel on/off switch
  • Epoxy coated housing and cover
  • Comprehensive operating manual

1) External circulation pipe assembly

2) Boil dry safety cut-out thermostat


  • ambient @ 25ºC.
  • Tanks, refrigerated tanks, Lids etc.- available.



Temperature control range (Ambient +5 without cooling) -35 to 150ºC


+30 to 100ºC

min +30ºC

+50 to 200ºC min +50ºC -10 to+10ºC

+/- 5,0º DIFF

cooling only

Control accuracy @ 40ºC Display 0,3% of FS +/- 0,2ºC* +/- 1,5ºC* +/- 2,0ºC +/- 5,0º DIFF
Control type Digital PID


Thermostat Thermostat Thermostat
Minimum tank depth 150mm 150mm 150mm 150mm
Wattage (total) 1032W 1032W 1532W No heating
Pump capacity

Liters /min @ 1 meter


+/- 10%


+/- 10%


+/- 10%


+/- 10%

Timer 1 to 9999 min
Power supply   50Hz 230V±10% 230V±10% 230V±10% 230V±10%
Dimensions WxDxH

(mm)without clamp

150x200x260 150x200x260 150x200x260 150x200x260
Nett weight (kg) 3,5 3,5 3,5 3,5

Due to the continuous development of our products, the goods supplied may vary in detail to that illustrated on this Website.