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Please refer to the relay relevant parameters to avoid the overload that damages main machine.
2.6.3 Alarm output port relay parameters
Type
:
JRC-27F
Interface material
silver
rating
(resistance load)
Rating switch capacity
30VDC 2A, 125VAC
maximal switch power
125VA 160W
maximal switch voltage
250VAC, 220VDC
maximal switch current
1A
isolation
Homo-polarity
1000VAC 1minute
Inhomo-polarity
1000VAC 1 minute
Interface and winding
1000VAC 1 minute
Surge voltage
Homo-polarity
1500VAC (10×160us)
Turn-on time
3ms max
Turn-off time
3ms max
longevity
mechanical
50×106 MIN
(
3Hz)
electric
200×103 MIN (0.5Hz)
Environment
-40~+70
℃
2.7 Speed dome connections
1
、
Connect the 485 lines of the speed dome with the DVR 485 interface.
2
、
Connect the video line with the DVR video input.
3
、
Electrify the speed dome.