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8 rs485, Rs485 – IC Realtime Specialty: 4-CH H.264E CUBE REAL-TIME DVR with BUILT-IN 5.6 LCD User Manual

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Figure 3-10

Relay Specification

Model:

JRC-27F

Material of
the contact

Silver

Rated switch capacity

30VDC 2A, 125VAC 1A

Maximum switch power

125VA 160W

Maximum switch voltage

250VAC, 220VDC

Rating

resistance

load)

Maximum switch currency 1A
between contacts with
same polarity

1000VAC 1minute 50/60Hz

between contacts with
different polarity

1000VAC 1minute 50/60Hz

Insulation

between contact and
winding

1000VAC 1minute 50/60Hz

Surge
voltage

between contacts with
same polarity

1500V (10×160us)

Length of
open time

3ms max

Length of
close time

3ms max

Mechanical

50×106 times (3Hz)

Longevity

Electrical

200×103 times (0.5Hz)

Temperature -40℃ ~+70℃

3.8 RS485

Please follow the steps listed below for PTZ cable connection. See Figure 3-11.
z

Connect speed dome 485 cable to the ATM 485 port.