Alarm Input And Output Port; Alarm Relay Specifications - Panasonic K-NL404K/G User Manual

When there is peripheral power supplying for the alarm device, please make sure it is earthed with

the NVR.
2.3.3

Alarm input and output port

There is peripheral power supplying for the external alarm device.

In case overload may result in NVR damage, please refer to the following relay specifications for

detailed information.
A/B cable of the RS485 is for the A/B cable connection of the speed PTZ.

2.3.4

Alarm relay specifications

The alarm relay specifications is shown as below.
Model:
Material of the
touch
Rating
（Resistance
Load）
Insulation
Surge voltage
Length of open
time
Length of close
time
Longevity
Temperature
JRC-27F
Silver
Rated switch capacity
Maximum switch power
Maximum switch voltage
Maximum switch currency
Between touches with same
polarity
Between touches with different
polarity
Between touch and winding
Between touches with same
polarity
3ms max
3ms max
Mechanical
Electrical
-40℃ - +70℃
30VDC 2A, 125VAC 1A
125VA 160W
250VAC, 220VDC
1A
1000VAC 1minute
1000VAC 1minute
1000VAC 1minute
1500V (10×160us)
50×106
MIN
200×103
MIN
11
(3Hz)
(0.5Hz)