Exterior cleaning
General Instruction Manual
Maintenance and repair
IM 01U10B00-00EN-R, 3rd edition, 2018-07-09
85 / 90
11.1 Exterior cleaning
WARNING
Risk of injury due to electrical shock, as well as damage to the flow meter,
due to unskilled cleaning
▶ For CIP or SIP cleaning, limit the steam temperature to max. 230°C.
▶ Observe the maximum permissible ambient temperature for the transmitter during
cleaning (especially for the integral type).
1. Regularly remove soiling on display glass pane or nameplate by using a soft, dry
cloth.
2. Use only cleaning agents that do not corrode the surface of the flow meter.
11.2 Recalibration and calibration service
For recalibration, flow meters should be sent to the manufacturer Rota Yokogawa GmbH
in Wehr/Germany. The option of having on-site calibration performed by a Yokogawa
technician is available in some countries. For additional information regarding service
products and their availability, go to the Yokogawa homepage or contact a local
Yokogawa sales partner.
11.3 Impairment of the display
NOTICE
Impairment of the display
If the device is operated for a longer period and is subjected to high temperatures or high
humidity in the process, the display may be impaired.
▶ Replace display unit as described in Rotating and replacing the display [}33]
11.4 List of replacement parts
Replacement parts may be reordered using the Customer Maintenance Part List (CMPL),
which is available on the included CD/ DVD.
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