Socket Pin Assignment; Connection With Network Patch Cable; Connection To Several Dvrs; Speed Dome Installation - EverFocus ELR-4 Instruction Manual

System expansion with RS-485 signal distributor
ATTENTION: Most signal distributors are unidirectional! This means that the signal only flows from the
input towards the outputs. Therefore, e.g. the interconnection of several keyboards is not possible with
these types of signal distributor!
2.5.2 RS-485 socket pin assignment
The following RS485 pin assignment as follow:
2.5.3 EKB-500 connection with network patch cable
For a simple, short distance installation, recorder and keyboard can directly be connected using a standard
CAT5 network cable (patch cable, uncrossed!).
2.5.4 EKB-500 connection to several DVRs
For long distance installations connecting several DVRs, please use signal distributor to connect
For further details on keyboard connection, please refer to the EKB-500 manual.
RS-485 port communication settings are configured in the I/O CONTROL menu ( chapter 5.10.4
System Setup: I/O - control).

2.5.5 Speed Dome Installation

Speed dome or telemetry receiver pan/tilt/zoom control is available through web browser or the optional
PowerCon software if the DVR is connected to a network. Local telemetry control is provided by USB -
mouse control or by the optional EKB-500 keyboard.
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