Manual

Bulletin TE-HP
DWYER INSTRUMENTS, INC. Phone: [phone] www.dwyer-inst.com
P.O. BOX 373 • MICHIGAN CITY, INDIANA 46361, U.S.A. Fax: [phone] e-mail: [e-mail]
Specifications - Operating Instructions
Model HP Hand Pump
The Model HP Hand Pump provides a dual source of pneumatic
pressure and vacuum for verifying the calibration of pressure
instrumentation. Pump can generate pressures up to 45 psi (3 bar) and
vacuum to -27˝ Hg (-910 mbar). The compact pump is designed for
portability and single hand operation.
Model HP features a pressure relief valve and fine adjustment for control
better than 0.0015 psi (0.1 mbar). Pump includes two 39˝ (1 m) hoses
terminating in 1/4˝ female NPT connections and instruction manual.
FIGURE 1 KEY:
1. Pressure release valve
2. Fine adjustment control
3. Pressure/vacuum selector
4. Knurled “quick fit” connectors
5. Two flexible hoses to item under test and master instrument
6. NPT adaptor set
7. Pump handle
8. Pressure relief valve
SPECIFICATIONS
Output Ranges: -27˝ Hg to 45 psi (-910 mbar to 3 bar).
Process Connection: 1/4˝ female NPT (quick fit).
Fine Adjustment: Better than 0.0015 psi (0.1 mbar).
Materials: Nickel plated brass and anodized aluminum.
Weight: 20 oz (587 g).
1
2
3
4
7
5
6
PUSH
FOR
PRESSURE
3-17/64
[83]
MAX
4-1/16
[103]
MAX
5-29/32
[150]
Ø1-13/16
[46]
Ø1-13/16
[46]
QUICK CONNECT
FITTINGS
FIGURE 1
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