Terminal markings
Use
Space
Connector type
L
Live AC 230 V basic unit
N L
AGP4S.03E/109
Protective earth
N
Neutral conductor
QX21 Assignment according to function
T
AGP8S.04B/109
N
Neutral conductor
Protective earth
QX22 Assignment according to function
N
Neutral conductor
S
AGP8S.03B/109
Protective earth
QX23 Assignment according to function
Mains voltage
Use
Space
Connector type
Operator unit
X30
AVS82.491/109
BX21
Assignment according to function
AGP4S.02F/109
M
Ground
n
BX22
Assignment according to function
AGP4S.02F/109
M
Ground
n
H2
Digital / 0...10 V input
AGP4S.02F/109
M
Ground
n
Low-voltage
Assignment of terminals
The 2 parameters
•
Function extension module 1 (operating line 6020)
•
Function extension module 2 (6021)
are used to define usage of the respective module.
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Siemens Switzerland Ltd
User manual RVS61.843, RVS41.813
CE1U2355en_02
HVAC Products
3 Mounting and installation
28. September 2009