Gossen MetraWatt R2500, Operating Instructions Manual

Page: 47 / 52

GMC-I Messtechnik GmbH R2500–47
Replacing an R2400 Controller with an R2500 Controller
Replacement with regard to feature A
• When configured as a step-action controller (R2400, features A2, A4), the configuration of the corresponding output is not Outx = CooL in the
case of the R2500, but rather Outx = HcLo.
R2400 R2500
Feature Heating output Cooling output Feature Configuration
A1 Transistor — A1 Out1 = HEAt Out2 = oFF
A1 Relay — A2 Out1 = HEAt Out2 = oFF
A1 — Transistor A1 Out1 = CooL Out2 = oFF
A1 — Relay A2 Out1 = CooL Out2 = oFF
A2, A4 Transistor Transistor A1 Out1 = HEAt Out2 = CooL
A2, A4 Relay Transistor A2 Out1 = HEAt Out2 = CooL
A2, A4 Transistor Relay A2 Out1 = CooL Out2 = HEAt
Rewiring: 3 to 4 and 17 to 15
A2, A4 Relay Relay A2 Out1 = HEAt Out2 = CooL Out = XCh
Rewiring: 15 to 20 16 to 19
17 to 18 19 to 16 20 to 15
A3 Continuous — A5 Out1 = oFF Cont = HEAt
A3 — Continuous A5 Out1 = oFF Cont = CooL
A3 Continuous Relay A5 Out1 = CooL Cont = HEAt
Rewiring: 17 to 15
A3 Relay — A5 Out1 = HEAt Cont = Proc
A3 — Relay A5 Out1 = CooL Cont = Proc
A3 Relay Relay A5 Out1 = HEAt Out2 = CooL Out = XCh
Rewiring: 15 to 20 16 to 19
17 to 18 19 to 16 20 to 15