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92
Bewator 2010 Installation Manual – Components • Measuring
Double-balanced loops
The next step is to measure inputs (S1-S8) with adhering loops.
Resistance
Before you measure the resistance, disconnect the relevant terminal block.
The following reference values apply:
Loop
= < 1.5 K Ω
Short-circuit
2.2 K Ω
Normal condition
> = 4.4 K Ω
Detector in alarm condition
> 20 KΩ
Interruption
Voltage
Reconnect the terminal block and measure voltage.
The following reference values apply:
Loop
6V
0V
8.5 V
12.5 V
Normal condition
Short-circuit
Detector in alarm condition
Interruption