SERIES BCHP
LOW PRESSURE CALIBRATION PUMP
Vacuum or Pressure, Generates up to 870 psi (60 bar)
Calibration Pumps
The SERIES BCHP Low Pressure Calibration Pump is able to generate pressure and
vacuum for adjusting or calibrating pressure gauges, transmitters, or switches. The
pump is hand operated and has a pneumatic pressure range of -28 to 870 psi (-0.95
to 60 bar).
FEATURES/BENEFITS
• Dual pressure ports for ease of use
• Fine adjustment valve ensures precise measurements
APPLICATIONS
• Instrument calibration
• Laboratories
• Production areas
MODEL CHART
Model Description
BCHP-1
BCHP-KIT
W/ O-RING
3-3/16
[81.02]
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Calibration test pump
Test pump with 1/4˝ NPT connections, ne volume adjustment tool and
case
1-13/32
[35.83]
T
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1/4˝ FEMALE BSP W/
O-RING TEST GAGE
CONNECTION
11/32
APPROX. 18˝
[8.67]
9/64
[3.61]
SPECIFICATIONS
Media: Air.
Output Ranges: -28 in Hg to 870 psi (-0.95 to 60 bar).
Process Connections: 1/4˝ female BSP
Gage Connection: 1/2˝ female BSP.
Materials: Anodized aluminum, brass, and ABS.
Weight: 8.4 lb (3.8 kg).
ACCESSORIES
Model Description
A-BCHP-CASE
A-BCHP-NPT
A-BCHP-VAT
USA: California Proposition 65
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
3-3/16
[81.02]
29/64
[11.54]
7/8
[22.07]
Case for BCHP-1
1/4˝ BSP to 1/8˝ NPT, 1/4˝ NPT, 3/8˝ NPT and 1/2˝ NPT converter
set for test connection
Fine volume adjustment tool
11/32
[8.91]
43/64
[16.88]
4-27/64
DWYER INSTRUMENTS, INC. | www.dwyer-inst.com
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