Safety; Electrical Safety; Pressure Safety; Toxic Materials - Michell Instruments Pura User Manual

Pura Advanced Online Hygrometer User Manual

Safety

The manufacturer has designed this equipment to be safe when operated using the procedures
detailed in this manual. The user must not use this equipment for any other purpose than that
stated. Do not apply values greater than the maximum value stated.
This manual contains operating and safety instructions, which must be followed to ensure the safe
operation and to maintain the equipment in a safe condition. The safety instructions are either
warnings or cautions issued to protect the user and the equipment from injury or damage. Use
competent personnel using good engineering practice for all procedures in this manual.

Electrical Safety

The instrument is designed to be completely safe when used with options and accessories supplied
by the manufacturer for use with the instrument.

Pressure Safety

DO NOT permit pressures greater than the safe working pressure to be applied to the instrument.
The specified safe working pressure is 24 MPa (240 barg / 3480 psig).

Toxic Materials

The use of hazardous materials in the construction of this instrument has been minimized. During
normal operation it is not possible for the user to come into contact with any hazardous substance
which might be employed in the construction of the instrument. Care should, however, be exercised
during maintenance and the disposal of certain parts.

Repair and Maintenance

The instrument must be maintained either by the manufacturer or an accredited service agent. For
contact information visit the website at www.michell.com

Calibration

Periodic re-calibration is recommended in order to maintain the highest quality of measurement in
your application. Michell Instruments recommends that you have your Pura transmitter re-calibrated
annually unless it is used in a mission-critical application or in a contaminated environment, in which
case the calibration interval should be reduced accordingly.
Michell Instruments can offer a variety of re-calibration and exchange transmitter schemes to suit
your specific needs. A local representative will be pleased to provide detailed, custom advice.

Safety Conformity

This product meets the essential protection requirements of the relevant EU & UKCA directives.
Further details of applied standards may be found in Appendix C.
vi 97074 Issue 10, December 2021