Рет қаралды 88,290
In this video you will learn How to check loop resistance
One Device/Detector resistance is 2.5K ohm (Ω) ( - Ve to -Ve)
+Ve resistance for maximum 2 KM is 50 ohm(Ω)
Note:: You must see this video before doing cooper fire panel commissioning or connecting loop wire to panel.
#Lowvoltage, #Eaton, # Cooper # Low Voltage, # Fire Alarm system, # Fire basics