User Manual - PolyXeta
®
2 Detector with HL Sensor
for Refrigerant Gases - May_2020
Page
13
PolyXeta
is a registered trademark of MSR
Made in Germany
GAPX2_Freon_E_2020_05_18
Phone: +49 8531 9004-0 Fax: +49 8531 9004-54
Specification subject to change without notice
MSR-Electronic GmbH, Buergermeister-Schoenbauer-Str. 13, D 94060 Pocking
www.msr-electronic.de
The states of analog output, relays, central bus and signal LEDs for all operating stages are shown in the
following table.
Start
Status LED
Analog
Output
Relays
Central Bus
Power Alarm Fault
Alarm
Fault
Diagnosis (~ 0,5 sec)
< 2 mA
OFF
Error
4
Communication STOP
OK
Warm-up period
< 2 mA
OFF
Error
4
Communication STOP
OK
Measuring mode
6
2
4-20 mA
1
3
OK
5
Communication OK
Maintenance mess.
2
4-20 mA
1
3
OK
5
Communication OK
Special mode
6
7
2 mA
8
7
Error
4
Communication OK
Detected fault
6
7
2 mA
7
Error
4
Communication OK
Processor failure
< 1 mA
OFF
Error
4
Communication STOP
Table 5.2: Status operating modes
1
Depends on the measured gas concentration
2
Status depends on the gas concentration and the alarm threshold
3
Status depends on the gas concentration, the alarm threshold and the operating mode
4
Relay de-energized, contact open
5
Relay energized, contact closed (OK state)
6
Brightness cyclically flashing when message to central bus
7
Previous status doesn’t change
.
8
No influence on the analog signal if the Special Mode was triggered by the operator.
5.4
Functional Test
The functional test has to be carried out and documented in accordance with chapter 8.2 "Functional Control
/ Calibration and Adjustment".
