Exergen DX - Manual (Page 11)

If the [E-##] or [Err] error messages are displayed, the unit
will not function and must be returned to the factory for
repair. (See section on Warranty for return instruction).
The following charts summarize the fault condition, and the
associated indication.
5.2
Model DX 501 [LO] Target < -50 °F
(-45 °C)
Contact
Exergen
Model DX 1001 [LO] Target <0 °F (-
18 °C)
Use lower DX
Model DX 1201 [LO] Target <186 °F
(86 °C)
Use lower DX
Model DX 1601 [LO] Target <186 °F
(86 °C)
Use DX 501
or DX 1001
Low Target Temperature
Condition Error
Code
Remedy Measurement
Fault
High Ambient
Temperature [HI A] Ambient > 122
°F (50 °C)
Move to
alternate
location
Low Ambient
Temperature [LO A] Ambient < 32
°F (0 °C)
Move to
alternate
location
Low Battery [N/A] Battery power
low Replace
battery
Dead Battery [----] Dead battery Replace
battery
Other Errors
Condition Error
Code
Remedy Measurement
Fault
Processing
Error [E-##]
or [Err}
Internal fault Repeat
measurement,
if error
remains,
contact
Exergen
8
Model DX 501 [HI] Target >550°F
(287 °C) Use higher
DX
Model DX 1001 [HI] Target >1000
°F (538 °C) Use higher
DX
Model DX 1201 [HI] Target >1207
°F (653 °C) Use higher
DX
Model DX 1601 [HI] Target >1600
°F (871 °C) Contact
Exergen
High Target Temperature
Condition Error
Code
Remedy Measurement
Fault