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9 Input/output modules
9.1 FDCI221, FDCIO221
9.1.1 Functions
FDCI221 input module
● Input for potential-free detector contact
● Monitoring the input line for open line and short-circuit with terminating resistors
● The input for status or alarm messages can be configured using the fire control
panel.
● Status indicator by means of LED
● Fields of application:
– To activate a potential-free normally open or normally closed contact in
order to report technical statuses (e.g., door or fan control) or to activate an
alarm (e.g., sprinkler alarm)
1 Potential-free detector contact 3 Connections for the detector line
2 Connections for the input
2
FDnet/C-NET
1
3
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