Is It possible to mix standard powered sensors and two-wire sensors in the STBACI1400 analog input STB module?

Issue:

Is It possible to mix standard powered sensors and two-wire sensors on the 4-5-6 inputs of the STBACI1400 analog input STB module ?

Environment:

STBACI1400 analog input STB module

Advantys Configuration Software / EcoStruxure Control Expert

Answer:

It is NOT possible mix standard powered sensors and two-wire sensors on the 4-5-6 inputs of the STBACI1400 because input 6 serves as the "return" or common for inputs 4 and 5.

For powered sensors, connect input 3 or 6 to the sensor, not to the (-) of the power supply.

EXAMPLE:

For Powered sensors:

For 2 wires sensors:

Udgivet til: Schneider Electric Danmark