5 How to Operate
5-4. Description of operation
TAN-5000
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* The operations of ALM1 and ALM2 alarm lamps shown in this chart are those of the indicator/alarm unit
(option).
* Only gas alarm operation of the indicator/alarm unit is lock-in operation.
Lock-in type alarm operation timing chart
Recovered
Alarm
Normal
Zero
First alarm setpoint
Second alarm
setpoint
ALM1 alarm lamp (red)
Common first alarm
contact
Common second alarm
contact
Buzzer
ALM2 alarm lamp (red)
ALM1 alarm lamp (red)
Common first alarm
contact
Common second alarm
contact
Buzzer
ALM2 alarm lamp (red)
ALM1 alarm lamp (red)
Common first alarm
contact
Common second alarm
contact
Buzzer
ALM2 alarm lamp (red)
ALM1 alarm lamp (red)
Common first alarm
contact
Common second alarm
contact
Buzzer
ALM2 alarm lamp (red)
Pressing the buzzer stop switch
Pressing the reset switch
