190/221
Siemens Switzerland Ltd
User manual RVS61.843 CE1U2355en_02
HVAC Products 6 The settings in detail 23. November 2007
States of multifunctional relays
Line no. Operating line
9031 Relay output QX1
9032 Relay output QX2
9033 Relay output QX3
9034 Relay output QX4
9035 Relay output QX5
9036 Relay output QX6
The switching states of each of the multifunctional relays 1 to 6 can be queried via
these operating lines. Display of “Off“ means that the plant component assigned to the
output is currently off. “On“ means that the relevant plant component is presently in
operation.
States of relays extension modules 1 and 2
Line no. Operating line
9050 Relay output QX21 module 1
9051 Relay output QX22 module 1
9052 Relay output QX23 module 1
9053 Relay output QX21 module 2
9054 Relay output QX22 module 2
9055 Relay output QX23 module 2
The switching states of each of the relays on extension modules 1 and 2 can be
queried via these operating lines. Display of “Off“ means that the plant component
assigned to the output is currently off. “On“ means that the relevant plant component is
presently in operation.
6.26.1 Special operating codes
Special operating code Description
307 Emergency operation
308 Output test
314 Economy operation