A temperature below 0°C is not acceptable for operating these junction blocks. The junction blocks should run at 60°C. When functioning, junction blocks should supply a voltage of 24V.
1906670000 Features
Moisture Sensitivity Level: 1 (Unlimited) Min Operating Temperature: 0°C Max Operating Temperature: 60°C
1906670000 Applications
There are a lot of Weidmüller 1906670000 Junction Blocks applications.