10
PRS-UM-DP32-EN-Rev.02-05.2019
LCD Screen:
LCD screen shows time details and status of each detector connected to channels as shown
in Diagram 8. As The LCD screen can show 6 lines at same time there are up to six pages that
you can move via UP and DOWN buttons:
Diagram 9: LCD screen
first page
Note: Date and time information will be unavailable when RS485 module installed.
The meaning of the signs used in LCD screen is given in table 4:
Column
Sign
sample
Meaning
1 1>
Channel number
2 DETECTR
Detector name (user can give any name)
3 0 or 0.0
Gas level measured by detector
4 LEL
(LEL, VOL, PPM) measurement unit of
detector
5 A1
ALARM1 is active
5 A2
ALARM2 is active
5 FLT
FAULT status
Table 4:
LCD screen details
If there is no detector connected to channel, LCD screen will show it as FLT and fault LED will
be activated. That channel should be closed (deactivated) via using menu steps.
The LCD screen brilliance is adjustable by blue potentiometer shown in Diagram 9.
Fault Status:
Device is in fault state; all related fault text is shown on the display as a text.
The panel reports FAULT status in below cases:
•
In case any of the detector connections lost
•
In case any of the detector measurement level goes below minimum level
•
In case any of the detector goes in to fault state
•
In case any panel self-test result reports a fault
•
In case panel main power lost and while panel is working with battery power
•
In case panel main power supply fails
This status has been detected by panel when an input signal is below 3mA and reported on
LCD screen on related channel with “FLT” symbol. Panel will activate FAULT relay and LED in
case of any fault. Panel also activate fault LED for related channel if the fault status detected
on a detector channel.
