Siemens Desigo RXC20.1 Manual page 3

Ordering
Compatibility
Design
Terminal cover
Siemens
Building Technologies
When ordering please specify the quantity, product name, type code and application.
The controllers are delivered with the basic application 00020, 00021 or 00022, respec-
tively.
The RXZ20.1 terminal covers are supplied in packs of 1 pair and must be ordered sep-
arately.
Example:
30 RXC20.5 room controllers
30 Pairs of terminal covers
The QAX... room units and the Siemens field devices can be used with the RXC20,
RXC21 and RXC22 room controllers.
For details, refer to the RX hardware overview, CA2N3804.
The RXC20, RXC21 and RXC22 room controllers consist of a housing base, a housing
cover and the printed circuit board with connection terminals. The controller also has a
tool socket, a service LED and a service pin.
Plug-in Connection terminals
Housing cover
Plug-in Connection terminals
Terminal covers (RXZ20.1) are available as an option, to protect the connection termi-
nals from physical contact and dirt. The service LED remains visible when the terminal
covers are in place, and the service pin can be operated with a pointed implement. The
cable is connected to the room controller by breaking out the perforated cable entry
guide.
RXC20, RXC21, RXC22 – Room controllers
RXC20.5/00020
RXZ20.1
70200
Removing the terminal cover
70198
Cable restraints
Plug-in
connection terminals
for L W ® bus
ON ORKS
Housing base
Service LED
Service pin
Tool socket
CA2N3834en_09
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