Maintenance - Diehl Metering SHARKY 774 Compact Instrucciones De Montaje

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Error Description
code
C - 1 Basic parameter error in flash or RAM - Meter must be
replaced
E - 1 Erroneous temperature measurement
ƒ
Temperature range exceeds [-9.9 °C...190 °C]
ƒ
Sensor short circuit
ƒ
Sensor break
E - 3 Temperature sensor mixed up in hot and cold line
E - 4 Hardware error during ultrasonic measuring
ƒ
Ultrasonic transducer defective
ƒ
Short-circuit ultrasonic transducer
E - 5 too frequent reading
ƒ
no M-Bus communication possible for a short time
E - 6 flow direction incorrect
ƒ
Installation of flow sensor wrong
E - 7 No reasonable ultrasonic receive signal
ƒ
Air in the measuring path
E - 9 Warning: Running out of battery capacity
7.

Maintenance

Flow sensor and temperature sensor may not be connected from
the integrator.
After repair work, perform recalibration in an accredited testing
agency.
Information concerning reconditioning or maintenance can be
found in the processing concept (this will be made available for
laboratories and testing agencies upon request).
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