Calibration error messages, Operating states – Hach-Lange SI794 D tr User Manual User Manual
Page 84
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Alarm contact
Cleaning contact
LED
Timeout
Operating
status
Measuring
Operating states
Rel.1/2 Controller
Rel.1/2 Limit value
Out 2
Out 1
Cal Info
(cal) 0000
20
s
Error Info
(conf) 0000
20
s
Calibration
(cal) 1100
Temp adjustment
(cal) 1015
Calibration error messages
Slope out of range
Wrong calibration values specified (relative
humidity, pressure, saturation, concentration)
Icon blinks:
Problem
Possible causes
Calibration aborted after 12 minutes
Sensor defective or dirty
• No electrolyte in the sensor
• Sensor cable insufficiently shielded or defective
• Strong electric fields influence the measurement
• Temperature fluctuation of calibration solution
In addition
“CAL Err”
flashes.
84
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