Michell Instruments Easidew User Manual page 20

OPERATION
Figure 15
Calibration
Annual recalibration of the Easidew is recommended to maintain the performance.
Calibration services traceable to the UK National Physical Laboratory (NPL) and the
US National Institute of Standards and Technology (NIST) are provided by Michell
Instruments.
Michell Instruments offers a variety of re-calibration and exchange sensor schemes to
suit specifi c needs. A Michell representative can provide detailed, custom advice (for
Michell Instruments' contact information go to www.michell.com).
Sensor Guard Replacement
The sensor is supplied with a white HDPE guard (standard) or a stainless steel guard (if
specifi ed at time or order).
The sensor guard should be replaced if the surface shows any damage or signs of
discolouration. When replacing a guard, make sure to wear clkean disposable gloves,
and handle by the threaded base section only.
Replacement HDPE or stainless steel guards can be ordered from your Michell Instruments
representative.
Bonded Seal
If the supplied bonded seal is damaged or lost, a pack of 5 replacement bonded seals
14
Easidew Transmitter User's Manual
2
2a
1
Transmitter Mounting with Adapter
HANDLE,
USING
GLOVES, BY
BLACK PART
ONLY
Replacement of HDPE Guard
Figure 16
4
3
MAINTENANCE
97504
Issue 2, May 2018