User Manual

Installation
Wiring
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1.4.4 Signal wiring
The following graphics illustrate all signal types of a QBM3700...
1.4.4.1 Analog inputs
Analog inputs for passive sensors
Application Connecting passive temperature sensors.
Signal types: Pt1000, LG-Ni1000, NTC10k, and Ni1000
Terminal AI1, AI2
Diagram
Analog inputs for voltage signal
Application Connecting devices that supply a 0…10 V signal
Terminal AI1, AI2
Diagram
1.4.4.2 Analog outputs
Analog outputs with voltage signal
Application Connecting devices that are controlled with a 0...10 V signal
Terminal AO1, AO2
Diagram
AI1 AI2
AI1
AI2
= =
M
+
-
M
AO1
AO2
+
-