Samsung SRV-940 User Manual page 12

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
Digital Video Recorder 22 User's Manual
Chapter 3. Installation
SVR-940
No.
Classification RS-422
1 TX+(+Transmit Data)
2 TX-(- Transmit Data)
3 RX+(+Receive Data)
4 RX-(- Receive Data)
Caution • When using RS-485, connect TX+ to Data+ and connect TX- to Data-.
LAN Connection (Ethernet 10/100 Base-T)
This port is to connect to network.
SVR-450
Digital Video Recorder
Description
RS-485
-
-
Data+
Data-
23 User's Manual