MSA 9020 LCD - Automatic Reset with Memorisation of the Alarm Event

Control Unit Models 9010 LCD and 9020 LCD
42
Appendix
MSA
GB
2 A - Automatic reset with memorisation of the alarm event
Horn cut-out and reset are performed using one of Up  and/or Down  buttons
1 Condition with regular signal
2 Condition with signal past the alarm set-point
3 Same as above, but with acoustic alarmsilenced
4 Condition with regular signal waiting for reset of the flashing
1
3
2
4
LED
Relay/opto-isolator
Horn
: off
: as configured
: deactivated
LED
Relay/opto-isolator
Horn
: flashing 1Hz
: as configured
: deactivated
LED
Relay/opto-isolator
Horn
: flashing 5Hz
: in a state of alarm
: activated
If the signal returns
past the alarm set-point
LED
Relay/opto-isolator
Horn
: off
: as configured
: deactivated
if reset with regular signal
If the signal
returns to