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01
Pressure Calibration Equipment
Handheld Hydraulic Pressure Test Pump
Additel 925
OVERVIEW
The 925 Hydraulic Pressure Test Pump is a hand operated pressure pump designed to generate pressure from 85%
vacuum to 6,000 psi (400 bar). With the patented screw press technology, the high pressure can be easily generated, as
well as increased and decreased smoothly. With no check valve (non-returning valve), the 925 avoids the troublesome
leakage issues that is usually experienced with most hand pumps and allows for minimal maintenance. Two hand-tight
quick connectors installed on the pump allow easy connecting and disconnecting to the test pump without the need for
PTFE tape or wrenches. The 925 is an ideal comparison test pump for calibrating pressure measuring instruments such
as test gauges, indicators or transducers in the eld or laboratory.
Portable
Only 3.7 lb (1.7 kg)
Durable and Minimal Maintenance
Patented screw press technology, without non-returning
valve inside that is usually used on troublesome hand
pumps.
Easy-to-use
The high pressure can be generated easily, as well as
increased and decreased smoothly.
Extremely Low Leakage
Patented screw press technology, replaces troublesome
check valves (non-returning valve) used in most hand
pumps which practically eliminates leakage.
Hand-tight Quick Connectors
Allows easy connecting and disconnecting to the test
pump without the need for PTFE tape or wrenches.
Media: Oil or deionized water.
(Oil is default media liquid. Pump with water as media
to be ordered as ADT925W. Pump stability is best when
used with oil. Performance may decrease when used
with water as the media.)
Reservoir capacity: 200 ml (12.2 in
3
)
Pressure Range
85% vacuum to 6,000 psi (400 bar) positive pressure.
Material: Ram/adapters: SS
Body: SS,aluminum
Seals: Buna-N, PTFE, Copper Alloy
Connection
Hand-tight connectors for both test gauge and reference
gauge.
1/4NPT female, 1/2NPT female, 1/4BSP female,
1/2BSP female, or M20X1.5 female
Dimensions: Height: 4.72'' (120 mm)
Base: 9.84'' (250 mm) x 5.51'' (140 mm)
Weight: 3.7 lb (1.7 kg).
Warranty: 1 year
Piston volume
Low pressure piston: 1.1 in
3
(18 ml)
High pressure piston: 0.05 in
3
(0.9 ml)
FEATURES SPECIFICATIONS
ORDERING INFORMATION
Accessories included
Mineral oil,1 bottle (250 ml)*
O-ring: 20 pcs
Carrying case (925-X-SET models only)
* When water media is not requested
Model:
ADT925
ADT925W
N
Model Number
Optional Accessories
Model number Description
9201 Oil, Diethylhexyl Sebacate, 1 liter (1 quart)
9202 Oil, Mineral Oil, 1 liter (1 quart)
ADT102
Adapters and ttings, 1/4NPT male to various male and female connection
(25 pcs).
ADT103
Adapters and fittings, 1/4NPT (1/2NPT, 1/4BSP, 1/2BSP, or M20X1.5)
male to various female hand-tight quick connectors (10 pcs).
ADT100-HTK-8K
Hose test kit, 5 feet exible hose, 8,000 psi, user selectable male (1/4NPT,
1/2NPT, 1/4BSP, 1/2BSP, M20) to user selectable female hand tight quick
connector.
9901-925 Carrying Case for one 925 pump and two gauges
ADT925-MK Maintenance kit for Additel 925 pump
Generate 85% vacuum to 6,000 psi (400 bar) pressure
Portable, only 3.7 lb
Minimal maintenance
Increase and decrease pressure smoothly
Hand-tight quick connectors
Pressure port type:
N -
1/4
NPT female
N2 - 1/2NPT female
B - 1/4BSP female
B2 - 1/2BSP female
M - M20X1.5 female
ADT925
SET
SET: Pump and
carrying case
included