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7-3. LCD Operation
7-3-1. LCD
Item
Icon/Display
Description/Function
1
Audio alarm icon
Always present.
2
AL1 icon
1
st
stage alarm notification.
3
AL2 icon
2
nd
stage alarm notification.
4
Sensor replacement icon
Sensor needs to be replaced.
5
Backup battery icon
Unit is operating on the backup battery.
6
Backup battery level indicator
Battery level of the backup battery used during power
outage.
7
Concentration value and information
CO concentration value, parameter values, error
codes, etc.
8
Unit of measurement
A unit of gas concentration.
9
Clock battery level indicator
Clock battery level is low.
10
Alarm history icon
Alarm history is being accessed.
11
Maintenance mode icon
Maintenance mode is active.
7-3-2. Normal Operation Status
During normal operation the green status indicator is fully lit,
the gas concentration value is displayed on the LCD, and
the AL1 and AL2 alarm lights are off.
Buttons and switch
POWER button
RESET button
▲(UP) button
▼(DOWN) button
Maintenance button
1
2
3
4
5
6
7
8
9
10
11
Summary of Contents for KS-7D
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