Download Emerson LR128 Data Sheet

Bulletin 71.4:LR128
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W7345
Figure 2. Type LR128 Features and Benefits (continued)
allows thorough testing of all new designs. Tests
are conducted on Fisher® branded regulators
forperformancefeaturessuchasflow,strength,
shutoff and material compatibility.
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and shows the actual valve position. The travel
indicator makes in-service inspection and
troubleshooting easy. Also, it can be used for
remote alarming and monitoring stem position.
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Easy In-Line Maintenance – Top-entry design
reduces maintenance time. Trim parts can
be inspected, cleaned and replaced without
removing the body from the pipeline. No
special alignment is required when replacing
the diaphragm.
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Versatility – TheTypeLR128usestheE-body,
making available the standard construction
materialsandendconnections(ASMEandEN)
usedbyotherE-bodyregulatorsandcontrol
valves. Type MR98H can handle set pressures
up to 375 psig / 25.9 bar.
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O-Ring Design – The Type LR128 uses
elastomerO-ringsinsteadofgaskets,reducing
maintenance and assembly time.
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Easy-to-Maintain Pilot – The pilot is designed
to allow quick and simple in-line trim inspection
and parts replacement.
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In-Service Travel Indicator – The optional
travel indicator responds to the precise
movement of the diaphragm and plug assembly
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Powder Paint Coating – Carbon steel body is
powder paint coated providing superior impact,
abrasion and corrosion resistance.