Samsung SVR-940 User Manual page 22

Chapter 3. Installation
SVR-450 (1-ALARM OUT)
SVR-940 (4-ALARM OUT)
• The operation of each relay output can be defined by a combination of Motion Detect,
and Sensor in the Event Setting on the Main Menu. See Paragraph 4.5.3 CH1~CH4
Notes
Relay Setting for details
External Control Device Terminal (RS-422/485)
This terminal is connected to external control devices. The internal JP2 termination terminal turns the
terminator resistance of the RS-422/485 communication device on and off.
(In the SWITCH section on the back of the SVR-940 there is a TERM switch.)
SVR-450
1. RS-422 : Connecting Terminal Block's 4 Port orderly
2. RS-485 : Short the Terminal Block's 1 & 3(Tx+ Rx+) Ports, and 2 & 4 ports(Tx-, Rx-), then connecting
1 & 2 ports or 3 & 4 ports to RS-485
Digital Video Recorder 22 User's Manual