Control Inputs - Siemens XC10 Series Installation, Commissioning Maintenance

7.5

Control inputs

Building Technologies
Fire Safety & Security Products
Four control inputs, including three programmable (2 to 4), are available on X27
terminal block to receive controls or information via relay contacts. Operation is
defined at programming steps 48 to 51 (see paragraph 12.13).
Fig. 20 XC10xx-A, control inputs connection
These inputs shall not be activated by an external +24 V
–
– The relays must be installed inside the equipment
When a control input is programmed as « Reset » or « Level 2 access » or « Manual blocked » or
–
« Automatic blocked » or « Automatic and manual blocked » or « Silence / Restart Sounders »,
theses controls must only be possible through an operating level 2 access device.
Connections
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A6V10257473_b_en_--.doc
01.2010