Instruction Manual
D103425X012
546NS Transducer
June 2021
24
Mounting Parts
Note
Contact your
information.
Key
Description
81
Mounting Plate
Yoke Mounting
657, 657NS, 667, 667NS, all sizes
for seismic mounting of 546NS
Pipestand mounting
81
Surface mounting
Bulkhead mounting
82
Cap Screw
Yoke mounting (2 req'd)
657NS & 667NS, sizes 70 & 80
Pipestand mounting (2 req'd)
Surface mounting (2 req'd)
Bulkhead mounting (2 req'd)
85
Washer
Yoke mounting (4 req'd)
All types, all sizes,
Pipestand mounting (4 req'd)
86
Cap Screw (2 req'd)
Yoke mounting
657NS & 667NS, Sizes 70, 80
87
Spacer (2 req'd)
Yoke mounting
657NS & 667NS, Sizes 70, 80
90
Pipe Clamp
Pipestand mounting
Diagnostic Connections
FlowScanner
t
diagnostic system hook‐up
Includes pipe tee, pipe nipple, pipe bushings,
connector body, and body protector. See figure 2
for part identification.
Note
Contact your Emerson sales office for diagnostic connections ordering
information.
If the transducer is used in a valve assembly with a positioner, no
hook‐up for diagnostic testing is required for the transducer. The
hook‐up for diagnostic testing should be installed at the positioner.
Description
For units with gauges
SST fittings
Brass fittings
For units without gauges
SST fittings
Brass fittings
Emerson Automation Solutions
Marshalltown, Iowa 50158 USA
Sorocaba, 18087 Brazil
Cernay, 68700 France
Dubai, United Arab Emirates
Singapore 128461 Singapore
www.Fisher.com
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E
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