Vibration Meter
About Measurements
21
Machine Category
The Machine Category identifies the type of machine for
the test. The Meter has a list of predefined categories:
Chillers (Refrigeration)
• Reciprocating (Open Motor and Compressor Separate)
• Reciprocating (Hermetic Motor and Compressor)
• Centrifugal (Hermetic or Open Motor)
Fans
• Belt-Driven Fans 1800 to 3600 RP
M
•
Belt-Driven Fans 600 to 1799 RP
M
•
General Direct Drive Fans (Direct Coupled)
• Vacuum Blowers (Belt or Direct Dr
ive)
•
Large Forced Draft Fans (F
luid Film Brgs.)
•
Large Induced Draft Fans (Fluid F
ilm Brgs.)
•
Shaft-Mounted Integral Fan (Extended Motor Shaft)
• Axial Flow Fans (Belt or Direct Driv
e)
Cooli
ng Tower Drives
• Long, Hollow Drive Shaft (Motor)
• Belt Drive (Motor & Fan–All Arrangements)
• Direct Drive (Motor & Fan–All Arrangements)
Centrifugal Pumps
• Vertical Pumps (Height: 12 ft to 20 ft / 3.7 m to 6
m)
•
Vertical Pumps (Height: 8 ft to 12 ft / 2.4 m to 3.7
m)
•
Vertical Pumps (Height: 5 ft to 8 ft / 1.5 m to 2.4 m)
• Vertical Pumps (Height: 0 ft to 5 ft / 0 m to 1.5 m)
Note
Height is measured from grade to top motor
bearing. It may be necessary to specify lower
alarm for the lower motor bearing and the upper
pump bearing (depending on height).
• Horizontal Centrifugal Single Suction Pumps - Direct
Coupled
•
Horizontal Centrifugal Double Suction Pumps- Dire
ct
Coupled
•
Boiler Feed Pumps (Turbine or Motor Driven)
Air Compressors
•
Reciprocating
• Rotar
y Scre
w
•
Centrifugal with or without External Gearbo
x
•
Centrifugal - Internal Gear (A
xial Meas.)
•
Centrifugal - Internal Gear (Radial Meas.)
Blowers
• Lobe-Type Rotary Blowers (Belt or Direct Drive)
• Multi Stage Centrifugal Blowers (Direct Drive)
Generic Gearboxes (Rolling Element Bearings)
• Single Stage Gearbo
x
Positi
ve Displacement Pumps
• Positive Displacement Horizontal
Piston Pumps (Under
Load)
•
Positive Displacement Horizontal Gear Pumps (Und
er
Load)
Machine To
ols
•
Motor
• Gear
box Input
•
Gear
box Output
• Spindles - Roughing Oper
ations
• Spindles - Machine Finishing
•
Spindles - Critical Finishing
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