User's Manual

Table Of Contents
7ML19985JE03 SITRANS LR250 (HART) – INSTRUCTION MANUAL Page 137
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D: Technical Reference
Horn Antenna or Wave Guide
1.5" and 2" Threaded Versions
50A, 80A and 100A Flanged Versions: JIS 10 k
WARNING: Never attempt to loosen, remove or disassemble process
connection or instrument housing while vessel contents are under
pressure.
Note: Customer to provide adequate bolting and gasketing to retain vessel pressure and
provide sufficient sealing.
process temperature (°C)
pressure (bar, gauge)
1.5”and 2" NPT/BSP G
Process Connection Series:
51209 or 51251 series
fittings.
Ensure your instrument
has the process
identification Tag showing
one of this series, and
25517 or 25555 stamped on
threaded fitting.
Process Connection Series:
51242 or 51252 series
flange.
Ensure your instrument
has the process
identification Tag showing
one of this series, and
25546, 25547, 25580 or
25581 stamped on flange.
process temperature (°C)
JIS 10 k
pressure (bar, gauge)