Regin RCF Series - Wiring for Models RCF(M)-230(C)D

RCF manual Chapter 6 Installation 21
Terminal Designation Description Function
42 AI Analogue input For external room sensors or
supply air temperature
limitation sensor, PT1000.
Measuring range 0...50°C.
The sensor is connected
between terminals 42 and 44,
AGnd.
43 UI Universal input Potential-free window
contact or dito change-over
input (configurable for
NO/NC) or analogue PT1000
sensor.
44 AGnd Analogue ground
50 AGnd Analogue ground
51 AO1 Analogue output 1
52 AO2 Analogue output 2
53 A RS485 communication A RCF-230CAD
54 B RS485 communication B RCF-230CAD
Wiring for modelsRCF(M)-230(C)D
Wiring of on/off actuator
(RCF-230CD)
RCFM
-230D can only be
wired in this fashion