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TeleBoss 830 2.11.370 STD User Manual
Page 23
Letter label markings on the IO Expansion card translate to:
For Form C relays, the relay points will be marked:
NC
Normally Closed
C
Common (always connected, hot)
NO
Normally Open
C
Standard dry Contact Closure Input
CI
Isolated Contact Closure Input
CT
AC Current Transformer
V
Analog Voltage Input
VI
Isolated Voltage Input
VA
Restricted 0 to 5V range for V input
M
4-20mA Current Input
MI
Isolated 4-20mA Current Input
R
Low-Current Form A Relay
SR
Solid State Relay
F
Resistive Fuel Sensor
15V or P
+/-15 VDC Power Output
5V or 5P
+ 5 VDC Power Output
5PA
Enhanced 5V power
RC
Form C Relay
Содержание TeleBoss 830
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