Endress+Hauser iTEMP TMT85, Руководство по эксплуатации

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iTEMP TMT85 Diagnostics and troubleshooting
Hauser 45
Symptoms Cause Action/remedy
Sensor, sensing element
defective Check the sensor, sensing element
RTD connection incorrect Connect the connecting cables correctly (see
the "Electrical connection" section )
Programming Incorrect sensor type set in the SENSOR_TYPE
device function. Set the correct sensor type
Device defective Replace device
9.3.2 Application errors for TC connection
For sensor types, see →  50.
Symptoms Cause Action/remedy
Measured value is incorrect/
inaccurate Incorrect sensor orientation Install the sensor correctly
Heat conducted by sensor Observe the face-to-face length of the
sensor
Device programming is
incorrect (scaling) Change scaling
Incorrect thermocouple type
(TC) configured Change the SENSOR_TYPE device
function
Incorrect reference measuring
point set See Section 13
Offset incorrectly set Check offset
Interference via the
thermocouple wire welded in
the thermowell (interference
voltage) Use a sensor where the thermocouple wire
is not welded
Sensor connected incorrectly Connect the connecting cables correctly
(see the "Electrical connection" section )
Sensor, sensing element
defective Check the sensor, sensing element
Programming Incorrect sensor type set in the
SENSOR_TYPE device function; set the
correct thermocouple (TC)
Device defective Replace device
9.4 Spare parts
Spare parts currently available for your product can be found online at:
http://www.products.endress.com/spareparts_consumables , temperature transmitter:
TMT85. Always quote the serial number of the device when ordering spare parts!
Type Order number
Adapter for DIN rail mounting, DIN rail clip as per IEC 60715 51000856
Standard - DIN securing set (2 screws and springs, 4 shaft lock-down rings, 1 plug for the
display interface) 71044061
US - M4 securing set (2 screws and 1 plug for the display interface) 71044062