Endress+Hauser Conducal CLY421, Operating Instructions Manual

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Troubleshooting Conducal CLY421
18 Hauser
6.1.2 Available diagnostic messages
The table of diagnostic messages is sorted by the message number. This number cannot be
changed. The "Cat." column contains the error category which is assigned at the factory .
No. Message text Cat. Tests and/or remedial measures
003 Temperature failure F Check wiring
004 Scanning sensor C Establish connection to sensor
010 Sensor initialization C Wait for the initialization to finish.
011 Sensor no comm. F
– Data processing interrupted due to user interaction with DAT
module (F011)
– Test the measuring chain with a new sensor
– Check the settings for the sensor type used.
012 Sensor defective alarm F
013 Wrong sensor type F
104 Contents uncertain F
108 Cellconst upper limit F
109 Cellconst lower limit F
110 Cellconst upper limit M
114 Cellconst lower limit M
119 Temp offset upper limit F
120 Temp offset lower limit F
127 Temp offset upper limit F
128 Temp offset lower limit F
129 Sensor change aborted C
130 Calibration active C Wait for the calibration to finish.
131 PV not stable M
– Sensor too old
– Defective cable or connector
132 Temperature not stable M
133 Polarization warning M
180 Calibration expired alarm M
183 Usage >80 °C warning M
194 Usage >140 °C warning M
195 Usage >80 °C<100 nS alarm M
200 Transmitter initialization C Wait for the initialization to finish.
201 Transmitter no comm. F
Check that the sensor module is firmly seated on the DIN rail, and
check the lateral pin contacts to the CPU module for damage.
202 Transmitter failure F
203 Wrong transmitter type F
215 Simulation active C Active corresponding to your settings
216 Hold active C Active corresponding to your settings
218 Curr. out module defect F Contact the Service Team.
220 Multidrop mode active C
Notification that the device is being operated in the HART
multidrop mode
221 Multidrop switch on C
404 Lower limit current output S – Measured value outside the specified current range
– Check plausibility
– Adapt current output limits (Setup/Current output.../Low value
(4 mA) or Upper value (20 mA))
405 Upper limit current output S
406 Setup active C End parameter entry
407 Diag active C End interrogation of device and sensor information
408 Calibration aborted M
500 Software not valid F Contact the Service Team.