HIKVISION DS-9500 Series NVR Quick Operation Manual page 5

DS-9500 Series NVR Quick Operation Guide
DS-9516NI-S/R Rear Panel:
No. Item
1 RESET
2 RS-232
3 LAN
4 eSATA
5 RS-485 Matching
Resistor Switch (SW)
RS-485
6
ALARM IN
ALARM OUT
7 GND
8 POWER
Note:
Currently the RS-485 interface of DS-9500 NVR is reserved for future use.
Connections
Connecting to Alarm Input/Output Device
The alarm input/output interface of the NVR is shown below:
The alarm input is an open/close relay. If the input is not an open/closed relay, follow the connection diagram below:
Description
Press and hold it for 10 seconds to reset all parameters to factory defaults
Connect to RS-232 devices
10/100/1000Mbps Self-adaptive UTP Ethernet interface.
Backup/extended storage interface, connect to external SATA disk,
CD-RW, disk array, etc.
The eSATA interface is provided for DS-9500NI-R by default and
optional for DS-9500NI-S.
Connection of 120-ohm terminator for RS-485 bus. ON=connected;
OFF=disconnected.
Connect to RS-485 devices, e.g., P/T receiver, etc. Use the T+ and T－
terminals of RS-485 interface to connect to the R+ and R- terminals of the
receiver.
16 relay alarm inputs
4 relay alarm outputs
Grounding
220VAC power supply
4