Gas Detection GDA 3000, Operating Manual

Page: 41 / 44

Gas Detection (Australia) Pty Ltd Page 41 of 44 M-GDA-3000 Rev 1
12. Troubleshooting
Fault code /
Output Message
Description & Condition Recovery
FAULT0
“TSM-MEM C/S”
Internal
Memory(FLASH,RAM) Check
sum Error of GDA3000A
Transmitter Fault in Transmitter PCB
MPU (U1)
FAULT1
“TSM-EEPROM”
EEPROM Check sum Error
or EEPROM Operation Error
of GDA3000A Transmitter Fault in Transmitter PCB
EEPROM (U4)
FAULT2
“SEN-MEM C/S”
Internal Memory(FLASH,
RAM) Check sum Error of
GSA920A Sensor Fault in sensing part
(GSA-920A)
FAULT3
“SEN-EEPROM”
EEPROM Checksum Error or
EEPROM operation Error of
GSA920A Sensor Fault in sensing part
(GSA-920A)
FAULT4
“SEN-COM T/O”
Lost communication between
GDA3000A Transmitter and
GSA920A Connection fault in CN6
sensor terminal, or fault in
sensing part(GSA-920A)
FAULT5
“SEN-CHANGE(DET)”
Output generated by
GSA920A’s internal IR
Detector channel falls below
a valid voltage level(0.1V) Check filter and waveguide of
sensing part (GSA-920A)
Fault in gas sensor
FAULT6
“SEN-CHANGE(REF)”
Output generated by
GSA920A’s internal IR
Reference channel falls
below a valid voltage
level(0.1V) Check filter and waveguide of
sensing part (GSA-920A)
Fault in gas sensor
FAULT7
“SEN-CHANGE(OPT)”
Both outputs of IR Detector
channel and reference
channel fall below a valid
voltage level(0.1V) Check filter and waveguide of
sensing part (GSA-920A)
Fault in gas sensor
FAULT8 Calibration Error Recalibration is required
FAULT9
“SEN-D,RCH LOW”
Both outputs of IR Detector
Channel and Reference
Channel fall below fault
voltage level(0.03V) Check filter and waveguide of
sensing part (GSA-920A)
Fault in gas sensor
FAULT10
“>SEN-EMPERATURE”
Temperature measured by
IR’s internal temperature
sensor is out of valid range
(+75~ -
40’C)
Check ambient temperature,
fault in temperature sensor
FAULT11
“>SEN-VERSION”
The version number of
GSA920A Sensor sent by
GDA3000A Transmitter is out
of valid range (0-99) Program error of sensing
part(GSA-920A)
FAULT12
“>VIN LOW VOLTAGE”
Voltage level of GSA920A
Sensor input is below
minimum level(17V) Check input power (Normal
voltage level is 24V)
FAULT13
> HW VERSION ERR
HW VERSION ERROR Check voltage distribution
resistance of ADC inlets