Tristate Inputs - ComAp InteliCompact NT Reference Manual

W
IRING OF ANALOG INPUTS
W
IRING OF ANALOG INPUTS

3.13.1 Tristate inputs

Analog inputs can be used also as binary or tri-state, i.e. for contact sensors without or with circuit
check. The threshold level is 750Ω. In the case of tri-state, values lower than 10Ω and values over
2400Ω are evaluated as sensor failure (short or open circuit).
BINARY
TRISTATE
W
IRING OF ANALOG INPUTS
N :
OTE
The name, sensor characteristic and alarm types for each analog input have to be assigned during
configuration.
NT
InteliCompact , SW version 2.1
InteliCompact-NT-2.1-Reference Guide.pdf, ©ComAp – May 2015
–
GROUNDED SENSORS
–
ISOLATED SENSORS
100R
P T
1k5
–
-
USED AS BINARY OR TRI STATE
- +
- +
-
+
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