Atest Gaz PW-033-A, User Manual

Page: 20 / 44

www.atestgaz.pl
3.2.1.2 Sigma MOD DO
For Sigma MOD DO controller all LED indicators on the front panel go on right after power up of the device.
3.3 Basic view
During regular operation the control unit modules display the following information:
statuses of all lines (see Section 3.1.3),
status of the control device (see Section 3.1.1),
statuses of digital inputs DI (see Section 3.1.2),
status of the system operation (see Section 3.1.4),
statuses of individual buttons (see Section 3.1.5).
3.3.1 General code of indications
Status of a detector is indicated according to the following rules:
green continuous light – means, in general, that the detectors works properly, i.e. measures
concentration of gases,
red light – means that a hazardous concentration of gas is detected,
yellow – any failures or defects within the system,
other colours or flashing light that are different from the foregoing indications are considered as
any special status of the system.
3.3.2 Detector’s state signalling – gas alarms
Situation Description Indicators Buzzer
No danger The detector works properly and continuously measures gas
concentration, which is confirmed by continuous light of
MEAS. indicator
Warning 1 The gas concentration exceeds the first warning threshold.
Indicator 1 on the front panel is continuously on and the
internal buzzer is activated (can be muted by means of the
keypad)
Warning 2 The gas concentration exceeds the second warning threshold.
Indicators 1 and 2 on the front panel are continuously on and
the internal buzzer is activated (can be muted by means of the
keypad)
s. 20|31
User Manual: POD-002-ENG R03
ALARM
2
1
MEAS.
FAILURE
ALARM
2
1
MEAS.
FAILURE
ALARM
2
1
MEAS.
FAILURE