Videotec SQ4S 9950, Operating Instructions Manual

Page: 28 / 57

Pag. 12 SQ4C 9950
Alarm function
1. Alarm contact
•
The Buzzer rings (if activated).
•
Relay activated.
•
Full screen image of the video channel relevant to the alarm.
•
Identification led of the blinking alarm channel.
•
The symbol is displayed on the video channel screen relevant to the alarm.
•
Press the relevant key to turn off the blinking led, to shut off the buzzer and to deactivate the relay.
•
If the reset key will not be pressed and the alarm not deactivated at time, the relevant led will continue blinking in
order to warn about the occurred alarm condition.
2. Video loss
•
Freeze the last image.
•
The buzzer rings and the led blinks.
•
•
The symbol is displayed on the relevant channel.
•
Press the key of the relevant channel to shut off the buzzer and turn off the led.
RS232 instructions
Transmission specifications:
Baud rate: 9600 bps
N81S (data bit: 8 bits, starting bit: 1bit, bit stop:1 bit, parity: none)
Checking code (Hex) Function
0 x 40 PROG
0 x 80 02
0 x 20 AUTO SW
0 x 10
0 x 01 CH1
0 x 02 CH2
0 x 04 CH3
0 x 08 CH4