Operating Environment

Ambient operating environment

Operate in a dry location protected from exposure to salt spray or other corrosive elements. Exposure to flammable or explosive vapors must be prevented.

Operating temperature

32°F to 122°F (0°C to 50°C)

Shipping and storage environment

-13°F to 158°F (-25°C to 70°C)

Relative Humidity

5% to 95% rh, non-condensing


Operating voltage (24 V~, ⏊, )

AC 24 V -15 / +20 % (PELV)

AC 24 V Class 2 (US)

48…63 Hz

Functional ground (US)

Functional earth  

The terminal for the functional ground must be connected on the installation side with the building grounding system (PE).

Screw terminals for wire cross sections up to

Max. 2.5 mm2 (14 AWG)

Internal fusing

4 A irreversible / non-replaceable

External supply line fusing (EU)

Non-renewable fuse max. 10 A slow-blow
circuit breaker max. 13 A
Tripping characteristic B, C, D per EN 60898
Power supply with current limitation of max. 10 A