Siemens RWF55 Temp/Pressure controller

Siemens · RWF55.5

Manufacturer: Siemens
Product: RWF55.5
Protocol: Modbus
Package: Temperature control (SU2203)
Updated: 2025-02-20
Driver ID: 288

Notes

Compact universal controller optimized for temperature and pressure control in connection with modulating or multistage burners and air conditioning systems.

Connect: 
ezeio D0 -> R-
ezeio D1 -> R+
ezeio 0V -> C4

Set baud rate under Conf->IntF->r485->bdrt
1 = 9600
2 = 19200
Set address under Conf->IntF->r485->Adr

Registers 64

#	Name	Unit
1	Analog input InP1
2	Analog input InP2
3	Analog input InP3
4	Actual setpoint
5	Setpoint 1
6	Setpoint 2
7	Analog input InP3 (unfiltered)
8	Actual angularpositioning
9	Burner alarm
10	Outputs and states
11	Binary signals and hardware detection
12	Proportional range 1
13	Derivative action time
14	Integral action time
15	Dead band
16	Controlling element running time
17	Switch-on threshold
18	Switch-off threshold down
19	Switch-off threshold up
20	Switch-on threshold (cooling)
21	Switch-off threshold down (cooling)
22	Switch-off threshold up (cooling)
23	Reaction threshold
24	Outside temperature 1	`°C`
25	Boiler temperature 1	`°C`
26	Outside temperature 2	`°C`
27	Boiler temperature 2	`°C`
28	Start of display input 1
29	End of display input 1
30	Start value input 2
31	End value input 2
32	Start of setpoint limitation
33	End of setpoint limitation
34	Offset input E1
35	Offset input E2
36	Offset input E3
37	Ramp function
38	Ramp slope
39	Tolerance band ramp
40	Limit value
41	Remote Detection Timer
42	Filter constant input 1
43	Filter constant input 2
44	Filter constant input 3
45	Lower working range limit
46	Upper working range limit
47	Alarm relay function
48	Alarm relay limit value (limit value alarm)
49	Alarm relay hysteresis
50	Activation remote operation *
51	Controller OFF in remote setpoint **
52	Switch-on threshold remote
53	Switch-off threshold down remote
54	Switch-off threshold up remote
55	Setpoint remote
56	Burner release remote operation
57	Relay K2 remote operation
58	Relay K3 remote operation
59	Relay K6 remote operation
60	Step-by-step control remote operation
61	Angular positioning output remote operation
62	Switch-on threshold remote (cooling)
63	Switch-off threshold down remote (cooling)
64	Switch-off threshold up remote (cooling)

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