Michell Instruments Pura 2-Wire, User Manual

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Pura 2-Wire/3-Wire/Digital Transmitter
User’s Manual
4 97070 Issue 12.1, March 2016
INSTALLATION
2.3 Pura SEN
NOTE: For environmental and operating conditions, refer to Appendix A,
Technical Specifi cations.
Electrical connector
Transmitter cover
Transmitter label
Hexagonal nut
Process connection (½” VCR)
Sensing element
Figure 3 Pura SEN
2.4 Pura OEM, PRM
NOTE: For environmental and operating conditions refer to Appendix A,
Technical Specifi cations.
NOTE: The OEM and PRM transmitters are protected in transit by putting in a
plastic bag fi lled with nitrogen. The Pura OEM has single bag protection and
the Pura PRM has double bag protection.
Electrical connector
Transmitter cover
Transmitter label
Sensor block
Gas inlet (¼” VCR)
(see note below)
Gas outlet
(¼” VCR)
NOTE: The Pura has a uni-directional connection and must be
connected so the upstream flow is connected to the inlet port
of the Pura block (marked with a silver label).
INLET
Figure 4
Pura OEM, PRM