Junction blocks need to be kept at temperatures above 0°C to work properly. In fact, the junction blocks should have a maximum operating temperature of 60°C. When junction blocks operate, the voltage provided to them should be 24V.
1906680000 Features
Moisture Sensitivity Level: 1 (Unlimited) Min Operating Temperature: 0°C Max Operating Temperature: 60°C
1906680000 Applications
There are a lot of Weidmüller 1906680000 Junction Blocks applications.