HIK VISION DS-1901I Administrator Guide

Menson Qi
How to extend the alarm number of netra DVR/NVR
with DS-1901I alarm box
2014-7-16
Hikvision Digital Technology Co., Ltd.
http://www.hikvision.com

Menson Qi
DVR/NVR Side:
Step 1:
Upgrade the DVR/NVR with the special firmware and reboot it.
Steps 2:
Finish RS232 settings as shown below
About Alarm Box DS-1901I
Front Panel
123 4 5 6 7 89 10
No.
Name
Function description
1
Alarm Output
Alarm output indicator lights when there is alarm output.
2
Alarm Input
Alarm input indicator lights when there is alarm input.
3
Power
Power indicator lights when alarm box is powered up.
4
Status
Indicator flickers when alarm box works correctly.
5
Arm
Arm indicator lights when there is alarm armed.
6
Disarm
Disarm indicator lights when all alarms disarmed.
7
Exception
Exception indicator lights when alarm box error.
8
Access control
reserved
9
10
Tx/Rx
RS485, RS232 transmission indicator

Menson Qi
Rear Panel
No.
Name
Function description
1
Audio
Audio
input
RCA interface for audio input
Volume
Adjust volume, clockwise to turn up; anticlockwise to turn down.
Audio
output
RCA interface for audio output. Max output consumption: 5W.
2
RS-232
Connector for RS232 device, it’s used for device maintenance and
parameter settings. When connected to DVR/NVR, it can extend
the alarm number of DVR/NVR
3
DIP Switch
Address
Used for device cascading. When all these 4 switches turn to OFF,
the device hardware address is 0x00, you can set software
address between 1~
Protocol
Used to set RS-232 communication protocol
Default
Used to default the device parameters.
Terminal
resister
Terminal resister switch for RS-485. The default settings is
unconnected (Switch turns Up); when switch turn down, the 120
Ωresister is connected
4
RS-485
interface
Connector for RS-485 device
5
Alarm output
Alarm
output
Alarm output (16-ch ON-OFF output)
6
Alarm input
Alarm
input
Alarm input (16-ch ON-OFF input)
7
Access control
1
Reserved
8
Access control
2
Reserved
9
AUX5V
5VDC
output
Power output 5V/1A
10
AUX12V
12VDC
output
Power output12V/1A
11
BELL
Bell
Power output 12V

Menson Qi
12
BAT
Storage
battery
Connector for Storage battery
13
Ground
Ground
14
Power switch
Power on/off
Alarm input wiring
Alarm input is the connectors for external detector. When the resistor between the alarm input is 2.2kΩ, the alarm input won’t be
triggered; else, the alarm input is triggered.
You can find the 2.2kΩresisters with the alarm box.
When the external detector is N.O (close when triggered; open when not triggered), please refer to below:
When the external detector is N.C (open when triggered; close when not triggered), please refer to below:
Alarm box side
Step 1:
Connect the alarm box with DVR via RS232 cable.
Step 2:
Connect power supply cable with alarm box and power on
Step 3:

Menson Qi
Go to DVR/NVR local Menu> Configuration> Alarm> Alarm Input/ Output to check the alarm number of the DVR/NVR.
If you have any other questions or requests, please contact regional technical support for further assistance.
HIKVISION UK Team.
EU technical support center: [phone]
UK technical support email: [e-mail]