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11
Section 6: SPECIFICATION
6.10
Pump Specifi cation Chart
Welch Model
2567
Free Air Displacement
CFM (L/min.) @60Hz
4.5 (128)
M3 (L/min.) @50Hz
6.4 (107)
Ultimate Pressure
Torr
60
(mbar)
(80)
Maximum Vacuum InHg.
27.6
Motor Horsepower
Horsepower
1/3
(watts)
(250)
Tubing needed
I.D. in Inches (Millimeters)
3/8 (10)
Intake & Exhaust Thread NPT
3/8
Weight lbs (Kg.)
16.5 (7.5)
Overall Dimensions
L in Inches (cm)
17.0 (43.2)
W in Inches (cm)
7.5 (19.1)
H in Inches (cm)
12.0 (30.5)
Shipping Weight
lbs (Kg.)
24 (10.9)
Shipping Dimensions
L in Inches
21.5
W in Inches
12.5
H in Inches
16
Catalog Number
Catalog Number Wired for 115V, 60Hz, 1Ph with N.
American Plug
2567B-01
Catalog Number with Trap and Gauge Wired for 115V, 60Hz,
1Ph with North American Plug
2567B-50
Catalog Number with IEC/Euro Cord Wired for 230V,
50/60Hz, 1Ph with UK Plug
2567C-02
Catalog Number with IEC/Euro Cord, Trap and Gauge,
Wired for 230V, 50/60Hz, 1Ph with UK Plug
2567C-50
Summary of Contents for WELCH 2567B-01
Page 12: ...12 6 11 Pumping Speed Curves...