Alarm Input Port; Alarm Output Port - Panasonic CJ-HDR216 User Manual

A/B
T+,T-,R+,R-

3.7.2 Alarm Input Port

Please refer to the following sheet for more information.

Grounding alarm inputs. Normal open or Normal close type)

Please parallel connect COM end and GND end of the alarm detector (Provide
external power to the alarm detector).

Please parallel connect the Ground of the DVR and the ground of the alarm detector.

Please connect the NC port of the alarm sensor to the DVR alarm input(ALARM)

Use the same ground with that of DVR if you use external power to the alarm device.

3.7.3 Alarm Output Port


Provide external power to external alarm device.

To avoid overloading, please read the following relay parameters sheet carefully.

RS485 A/B cable is for the A/B cable of the PTZ decoder.

T+, T-, R+, R- are four-wire double duplex RS485 port.
T+ T-: output wire
R+ R-: input wire
Model: JRC-27F
Material of the
Silver
touch
Rati Rated switch capacity
Earth cable.
RS485 communication port. They are used to
control‎ devices‎ such‎ as‎decoder.‎ 120Ω‎ should‎ be‎
parallel connected between A, B lines if there are
too many PTZ decoders.
They are four-wire full-duplex RS485 port
T+ T-: output wire
R+ R-: input wire
‎
Figure 3 -2
Relay Specification
30VDC 2A, 125VAC 1A
22