Siemens XC1001-A Installation And Maintenance Manual page 34

Connections
7.4.1 Monitored input 1
7.4.2 Monitored input 2
7.4.3 Monitored input 3
34
Building Technologies
Fire Safety
This input is exclusively reserved for the connection of the extinguishing
discharged contact. Operation is defined at programming step 28.
Fig. 17 XC100x-A, monitored input 1 connection
1 Discharged contact normally closed (NC)
2 Discharged contact normally open (NO)
3 No contact connected (3.3kΩ EOL is not required)
This input is exclusively reserved for the connection of the loss of agent devices
(manometer or weighing device). Operation is defined at programming step 29.
Fig. 18 XC100x-A, monitored input 2 connection
1 Loss of agent contact normally closed (NC)
2 Loss of agent contact normally open (NO)
3 Not used (3.3kΩ EOL is not required)
This input can be used for several purposes. Operation is defined at programming
step 30.
Fig. 19 XC100x-A, monitored input 3 connection
1 Mechanical blocking device
2 Extinguishing remote activation
3 Automatic blocked / Manual blocked / Automatic and manual blocked
4 Emergency abort
5 Not used (3.3kΩ EOL is not required)
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2015-03-04