The ENVIROSTAT FP4ER & FP4iR are electronic thermostats designed to give energyefficient
These reverse logic controllers are used in conjunction with fans, where they are required to
be turned off when the ambient temperature approaches freezing point.
FP4ER – Frost Protection 4kW –simple temperature control functions.
FP4iR – Frost Protection 4kW – additional alarm features (see above.).
FEATURES & BENEFITS
o Simple setup & installation
o Includes 2m long sensor
o Soft start function (gradual switch-on)
o Built in encapsulated sensor
o Temperature range -10°C to +10°C
o Solid state reliability
o Maintenance free
o IP65 Ingress protection
o Current capacity 20A Max.
o FP4iR only
o Output & load fault detection
o Power & output LED indicators
Alternative Options available
o Temperature range 0°C to +20°C