Dräger Polytron 5100 - Page 23

Calibration Messages
Display Sequence Fault Cause Remedy
Over range
Zero Cal: Exceeding the lower zero calibration limit
Span Cal: Exceeding the lower span calibration limit
Zero Cal: Press the down key
Span Cal: Press the down key
Under range
Zero Cal: Exceeding the upper zero calibration limit
Span Cal: Exceeding the upper span calibration limit
Zero Cal: Press the up key
Span Cal: Press the up key
HI GAS
High calibration
gas concentration
Gas concentration exceeds sensor range during span
calibration
Use lower cal gas concen-
tration or press down key
LO GAS
Low calibration
gas concentration
Gas concentration too low to perform proper span
calibration
Use higher cal gas concen-
tration or press up key
Maintenance
Dräger Polytron 5100 23
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