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4 Maintenance and repair
4.1 General maintenance
4.1.1 The field inspection for transducer operation should be carried by persons, who have the re-
sponsibility for this equipment.
4.1.2 The transducer should not be opened during operation.
4.1.3 The manufacturer eliminates all defects originating during operation.
4.2 Safety
4.2.1 The qualified personnel should execute operations of maintenance.
4.2.2 The transducer corresponds to the IEC 61010-1:2001 (ГОСТ Р 52319-2005).
4.2.3 WARNING! THE INPUT AND SIGNAL TERMINALS COULD BE ALIVE (UN-
DER THE HIGH VOLTAGE).
TO AVOID THE ELECTRICAL SHOCK IT IS FORBIDDEN: TO CHANGE EXTERIOR CON-
NECTIONS, WHEN INPUT SIGNAL IS APPLIED TO THE TRANSDUCER.
4.3 Order of maintenance
4.3.1 It is recommended to carry out routine testing in field quarterly. For this purpose:
- turn the input signal and auxiliary supply off;
- remove dust from case;
- test a condition of the case; to be convinced of absence of mechanical failures; to test a condition
of mounting;
- turn the input signals and auxiliary supply on.
4.3.2 If the transducer is mounted on the rail you can carry demounting. Insert a screwdriver into a
recess in the bottom of the case and release a latch.
4.4 Metrology monitoring
4.4.1 To confirm real values of the metrology characteristics and availability of the transducer to
application, it can be exposed to verification (calibration) according to section 3 of the present manual,
which was matched with ВНИИМС (Russian Research Institute for Metrological Service).
Recalibration interval is 7 year.
