Ax60K Carbon Dioxide Detector
Quick Start Guide - Kiosk Option
Document ref: P0159-804-01
October 2015
Page 7 of 8
4
Operation
4.1
Power on
To power on the Ax60K, follow this procedure.
[1]
Ensure the components are installed as described in section 3 Installation.
[2]
Switch on the mains power supply at the wall socket.
The Ax60K powers on and runs a 5-second self-test, during which:
– the CO
2
Alarm indicators illuminate
– the CO
2
Sensor indicators illuminate
– the CO
2
Sensor internal buzzer sounds
Following a successful power-on, the CO
2
Sensor begins continuously monitoring the air
for CO
2
. During normal operation the status of the system is indicated as shown below:
Normal
operation
with CO
2
at a
safe level
CO
2
Sensor indication:
Power
indicator flashes once per second.
Alarm
indicator is off. Buzzer is off.
CO
2
Alarm indication:
Power
indicator is on.
Fault
indicator is
off. Strobe light is off. Sounder is off.
5
Alarms
WARNING: IF THE Ax60K DISPLAYS AN ALARM, YOU MUST FOLLOW THE SAFETY
PROCEDURES SPECIFIED BY THE HAZARD WARNING AND INFORMATION LABELS.
Alarms are indicated as follows:
TWA alarm
(0.5%
average over
the previous
8 hours)
CO
2
Sensor indication:
Power
indicator flashes once per second.
Alarm
indicator flashes ¼ second on, 1¾
seconds off. Buzzer sounds in parallel.
CO
2
Alarm indication:
Power
indicator is on.
Fault
indicator is
off. Strobe light is off. Sounder is off.
Low alarm
(1.5%)
CO
2
Sensor indication:
Power
indicator flashes once per second.
Alarm
indicator flashes 1 second on, 1
second off. Buzzer sounds in parallel.
CO
2
Alarm indication:
Power
indicator is on.
Fault
indicator is
off. Strobe light flashes 1 second on, 1
second off. Sounder is off.
High alarm
(3%)
CO
2
Sensor indication:
Power
indicator flashes once per second.
Alarm
indicator flashes
⅛
second on,
⅛
second off. Buzzer sounds in parallel.
CO
2
Alarm indication:
Power
indicator is on.
Fault
indicator is
off. Strobe light and sounder are ½
second on, ½ second off.
5.1
Acknowledging/clearing
CAUTION: THE SENSOR RETAINS ITS CURRENT ALARM STATE, EVEN AFTER A
POWER OUTAGE. IF AN ALARM IS NOT ACKNOWLEDGED AND THE Ax60K IS
POWERED OFF, IT GOES STRAIGHT BACK INTO ALARM WHEN POWERED ON.
To acknowledge/clear an alarm, follow this procedure:
[1]
Press and hold
Accept/Test
until the buzzer sounds. The alarm is now muted.
NOTE: THE ALARM IS NOW ACKNOWLEDGED. IT WILL AUTOMATICALLY
CLEAR WHEN THE CO
2
LEVEL REDUCES BELOW THE ALARM THRESHOLD.
