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6. SPECIFICATIONS
Image System NTSC PAL
Resolution 720 x 480 pixels 720 x 576 pixels
Video Input BNC x 2, S-Video x 1
Video Output BNC x 2, S-Video x 1
Storage Media UP to 3 IDE Hard Disks (One mobile Rack)
Image Format M-JPEG
Critical Image Archiving 1.44MB FDD
Recording Rate Up to 60 fields/sec Up to 50 fields/sec
Image Compression High/ Standard/ Basic
Recording Mode Schedule/ Manual/Alarm/Continuous
Pre-Alarm Recording Yes
Playback Speeds
Fast Forward /Reverse: 1x, 2x, 4x, 8x, 16x, 30x,
Slow Forward/Reverse: 1/2x, 1/4x, 1/8x, 1/16x
Picture By Picture Playback
Access To Recording Full List Search, Time Search, and Event Search
Title 12 Characters
On Screen Display & Setup Title/ Time/Date/Main Menu
Alarm Input 1 x NO or NC Contact Programmable
Alarm Output Yes (5V / 0V 5mA max.)
Full-Disk Alarm Output Yes
Trigger Output 1
Operation History Log Up to 2016 events
Key Lock Yes
RS-232 port Yes
Software Upgradeable Yes
Password Control Yes
Power Interruption Recovery
Automatic Restart After Power Interruption /Recording Operation
Resume
Power Input AC 100~240 V Input (50 Hz/60 Hz); 1 A Max
Dimensions 374 x 430 x 90 mm
Operation Temperature 5°~45°C (41°~ 113°F)
40
APPENDIX 1. -- RS-232 Protocol
1.Setup
1.1 Use Null Modem cable (The standard RS-232 9 Pin Cable with Pin 2 and Pin 3 exchanged, see
pin configuration chart below for details) to connect the COM 1 on the rear panel of the unit to a PC.
1
2
3
4
5
6
7
8
9
RS-232
1
2
3
4
5
6
7
8
9
RS-232
RX
TX
GND
RTS
CTS
RX
TX
GND
RTS
CTS
1.2 Set the RS-232 option to SLAVE in the COMMUNICATION page of the main menu.
1.3 Set communication parameters: 9600 bps, No Parity, 8 Data Bits, 1 Stop Bit.
2. Communication Protocol:
2.0 General Command Format
<Lead Code = 0x41>, <Main category >, <Second category >, {<Number of parameters>,
<Parameter 1>, <Parameter 2> ..,} <End Code= 0x4f>
Lead Code = 0x41
Main Category = 0x01 Keys and Signals
= 0x02 Command
Second Category = 0x01 Handshake
= 0x02 Request Time/Set Time
= 0x05 Request System State
End Code = 0x4f
The different command types and their corresponding parameters are as follows:
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