Gefran 40T72 On/Off Temperature Controller, 72 x 36mm, 2 Output Relay, 11 → 27 V dc, 18 → 27 V ac Supply

Gefran 40T microprocessor based indicator offers configuration via the faceplate. This also supports a frontal Lexan© membrane faceplate which offers IP65 protection. This series benefits from accepting a comprehensive range of sensor inputs. A digital input (24Vdc / 4mA) is available for flash, peak handling, resetting or releasing latch.
This device also does not required an external shunt or adaptor. Gefran 40T also makes use of a simplified "function block grouping" system which allows for ease of programming, there is also a dedicated Windows programming kit which utilizes a menu-driven program to make programming even easier

72 x 36 format manufactured with SMT
Integral transmitter power supply
Password protected configuration parameters
Internal linearisation for engineering units
3 configurable trips points, which can be configured via the faceplate
Custom thermocouple linearisation available
Serial link configuration supported
Supports relay & logic outputs

Main applications include:

Food processing
Mould cooling & air conditioning
Industrial refrigeration
Humidity switching
Thermostat

Gefran Series 400, 600, 650, 1000, 1200 & 1250