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Connection For Alarm Recording - Mitsubishi Electric DX-NV100E Installation And Operation Manual

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EVENT 1-4 input terminals
[Input circuit]
5V
0.047µF
10kΩ
22kΩ
Input
terminal
4.7kΩ
GND
<Recorder's internal circuit>
CALL OUT output terminal
[Output circuit]
CALL OUT (+) terminal
CALL OUT (-) terminal
<Recorder's internal circuit>
MODE OUT 1-2 output terminals
[Output circuit]
Output terminal
GND
<Recorder's internal circuit>
Following fi gure shows an example of the connection of alarm signal corresponding to alarm sensor 1.
[Input conditions]
Grounding for 200 ms or longer
[Input interval]
At least 1 second
[Specifications]
Active:
5V
Non active: Open
[Specifications]
Warning alarm signal (Photocoupler output)
Active:
Non active: Open
* The terminal may output a signal for several seconds when the MAIN switch on
the rear panel of the recorder is turned on or the recorder recovers from a
power failure.
[Specifications]
Active:
Non active: Open
* Use the recorder within the ratings shown above.
* The terminal may output a signal for several seconds when the MAIN switch on
the rear panel of the recorder is turned on or the recorder recovers from a
power failure.

Connection for alarm recording

Alarm switch
When terminals are short-circuited or
"Low" level voltage is applied.
Short-circuit
Maximum current is 7 mA DC.
Maximum voltage is 24 V DC.
"Low" level output
Maximum current is 7 mA DC.
Maximum voltage is 24 V DC.
13

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