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RJ45 (RS485) pin assignment
11. REMOTE CONTROL
11.1 RS-485 REMOTE CONTROL
The new standard EverFocus EDSR remote protocol allows challenging installations with DVR remote
control at different installation sites.
EDSR remote control is supported by the optional keyboards KS-KBJ (with 3-axis joystick and 2
additional RS-485 – Ports for telemetry control with independent telemetry protocols) and KS-KBK
(no telemetry).
Up to 32 units are allowed in the RS-485 bus. The RS-485 bus requires serial wiring with 2-wire
shielded twisted pair cable(“daisy chain”). Maximum cable length of the bus is 1200 m.
Star wiring is only possible with additional RS-485 distributor.
Mixed installation is possible with following recorder types:
EDSR100H, EDSR100M, EDSR400H, EDSR400M, EDSR400, EDSR600, EDSR900, EDSR1600
For installation details please consult the manuals of KS-KBK and KS-KBJ keyboard.
Installation example (2 remote operators, 1 EDSR600, 1 EDSR1600) :
1 2 3 4 5 6 7 8
There are two RJ-45 (RS-485) connectors on the back panel of the DVR (loop through). Please
refer the following pin assignment for application.
RS-485 2 wire RS-485 2 wire
RS-485 2 wire
Video 5 x
Video 5 x
Video 1 x
Video 1 x
CALL 1 CALL 2
MAIN1 M1-1 M1-2 M1-3 M1-4
MAIN2
Operator 1:
1x Full screen view DVR1
1x Full screen view DVR2
Operator 2:
1x Multi screen view DVR1 (MAIN)
4x Full screen view DVR1 (MATRIX)
1x Multi screen view DVR1 (MAIN)
DVR1: EDSR1600
DVR2: EDSR600
NC8
NC7
RX -6
NC5
NC4
RX +3
NC2
GND1
FUNCTIONPIN
37