Samsung SDM-160N 用户手册

Digital Multiplexer 

The following events occur if alarm occurs since the sensor is connected to the alarm input terminal

on the backside: 

1) Warning sounds (if buzzer turns “ON”).

2) Alarm information (date and time when alarm occurs) is recorded on the alarm list. 

3) “RESET” LED blinks.

4) The alarm output (HOT, COLD) signal is active for the alarm hold time. 

5) The record times of the channel that alarm occurs increase.

6) Display character of “ALARM” or “A” appears (if the alarm information turns “ON”). 

7) Alarm continues for the alarm hold time that is set in the program mode. 

✴

Alarm holds time: Time performing alarm operation after recognizing alarm.

The alarm status is released if pressing the “RESET” button when alarm occurs or the alarm holds time set-

ting passes.

Perform the alarm weight value record in the chapter 6. 

You can view record output when alarm occurs during record.

For example, if record status have the following conditions:

• 

Currently perform record in the TLV mode on the time lapse VCR.

• 

Set the “REC TYPE” to “NOR” in the “5. ALARM SET” of the “program mode”.

The record output until release after the alarm occurs is as follows:

VCR TRIG

Record output 
operation 

ALARM/MOTION OUT

Output

ALARM RESET
Output

TLV operation

NOR operation 

TLV 

TRIG  override

Alarm occurrence                    Alarm reset

More than 150ms