WELBA MRF-2 Series User Manual

5. Operation
104781 - MRF-2 | MRH-2 - V2.4 - 22.07.2020 Page 31
5.8.2 P- parameters (configuration level)
Description
Range
Default
P1
P2
P3
P4
Switch mode controller block 1
Switch mode controller block 2
Switch mode controller block 3
Switch mode controller block 4
0 = heating
1 = cooling
0 .. 1
0 .. 1
0 .. 1
0 .. 1
1
1
1
1
P7
P8
Switch mode relay for temperature alarm 1
Switch mode relay for temperature alarm 2
0 = off when event occurs | 1 = on when event occurs
0 .. 1
0 .. 1
1
1
P9
Switch mode relay for digital input
0 = off when event occurs | 1 = on when event occurs
0 .. 1
0 .. 1
1
1
P11
P12
Control type controller block 1
Regelart Regelbaustein 2
1 .. 36
0 .. 36
1
0
0: Controller block is disabled
2-step-control
1: Absolute value control based on sensor 1
2: Absolute value control based on sensor 2
3: Absolute value control based on sensor 3 (optional)
4: Absolute value control based on analog input
5: (controller block 1) - Difference temperature control sensor 1 and sensor 2
5: (controller block 2) - Difference temperature control sensor 3 and sensor 2
6: (controller block 1) - Difference temperature control sensor 1 and analog input
6: (controller block 2) - Difference temperature control sensor 2 and analog input
7: Difference temperature control analog input and sensor 2
8: Difference temperature control like 5 with limits
9: Difference temperature control like 6 with limits
10: Difference temperature control like 7 with limits
11: Special control arrangement (optional)
12: Dependent setpoint ∆W with reference to setpoint of control
component 1 (without function in the case of P11)
PID-control pulsed
13: Absolute value control based on sensor 1
14: Absolute value control based on sensor 2
15: Absolute value control based on sensor 3 (optional)
16: Absolute value control based on analog input
17: (controller block 1) - Difference temperature control sensor 1 and sensor 2
17: (controller block 2) - Difference temperature control sensor 3 and sensor 2
18: (controller block 1) - Difference temperature control sensor 1 and analog input
18: (controller block 2) - Difference temperature control sensor 2 and analog input
19: Difference temperature control analog input and sensor 2
20: Difference temperature control like 17 with limits
21: Difference temperature control like 18 with limits
22: Difference temperature control like 19 with limits
23: Special control arrangement (optional)
24: Dependent setpoint ∆W with reference to setpoint of control
component 1 (without function in the case of P11)
PID-control analog (optional)
25: Absolute value control based on sensor 1
26: Absolute value control based on sensor 2
27: Absolute value control based on sensor 3 (optional)
28: Absolute value control based on analog input
29: (controller block 1) - Difference temperature control sensor 1 and sensor 2
29: (controller block 2) - Difference temperature control sensor 3 and sensor 2
30: (controller block 1) - Difference temperature control sensor 1 and analog input
30: (controller block 2) - Difference temperature control sensor 2 and analog input
31: Difference temperature control analog input and sensor 2
32: Difference temperature control like 29 with limits
33: Difference temperature control like 30 with limits
34: Difference temperature control like 31 with limits
35: Special control arrangement (optional)
36: Dependent setpoint ∆W with reference to setpoint of control
component 1 (without function in the case of P11)
The control types defined
here take effect only when
they are assigned to the de-
sired outputs [P21 .. P27].
NB:
Full list of parameters.
Depending on control-
ler type and parameter
configuration, certain
parameters may be
hidden.

WELBA MRF-2 Series Specifications

General

Brand	WELBA
Model	MRF-2 Series
Category	Controller
Language	English