1.5 hp (1.

12 kW) Pump Models

Maximum working pressure

Nominal Consult chart on page 6 for more information Displacement
Model Ratio regarding continuous/intermittent pressures. per Cycle

DSTV(1) -1.5 300 psi (21 bar) 31.9 cu in (513.0 ml)

ATV, -4 1200 psi (83 bar) 20.0 cu in (328.0 ml)

DTV(1)(2)
DTN(1)
AW, ASF, -B10 1600 psi (110 bar) 4 cu in (66.4 ml)
DF, DSF, -B15 2400 psi (165 bar) 2.7 cu in (44.3 ml)
DSTV
-25 4000 psi (276 bar) 1.6 cu in (26.6 ml)
-35 5700 psi (393 bar) 1.2 cu in (19 ml)
-60 9800 psi (676 bar) .7 cu in (11 ml)

ATV -8 850 psi (59 bar) 20 cu in (328.0 ml)

AW, ASF, -100 16500 psi (1138 bar) .4 cu in (6.7 ml)

DF, DSF, -150 20000 psi (1375 bar) .28 cu in (4.5 ml)
Key Features DSTV

• Choice of 11 models,
HF, HSF, -151 25000 psi (1724 bar) .28 cu in (4.5 ml)
14 ratios, 50 possible • Choice of wetted materials DSHF -225 37000 psi (2551 bar) .18 cu in (3.0 ml)
combinations -300 50000 psi (3448 bar) .14 cu in (2.3 ml)
• Single air head
• Output pressures to
• Drive pressure 3 to 150 psi
50000 psi (3448 bar) HF -450 45000 psi (3403 bar) .09 cu in (1.5 ml)
(.2 to 10 bar) (1) These series are “Lift” pumps and maximum outlet
• Flows to 22 gpm (83.0 l/min) pressure is (air drive x pump ratio) + inlet pressure
(2) DTV has poppet checks

For service codes, see page 17.

For weights and dimensions, see page 20.

Optional Modifications
Number Description Number Description

-C Air controls (filter, regulator, gauge, shut-off). ½” NPT. 29806 Double distance piece. For 1.5 hp and 2 hp pumps only, except 1.5:1 ratio.
-CP Air controls with precision regulator. ½” NPT. 51050 Extreme service cycling modification. Not recommended for long stall periods.
-CO Air controls with recycle button. ½” NPT. 51056 Combines both pilot vent exhaust and air drive piston exhaust to a common
-CPO Air controls with precision regulator and recycle button. ½” NPT. outlet port. Recommended if driving with natural gas or other services where
exhaust must be collected.
-B Bottom Inlet (designate “B” before ratio dash number, “BR” on -B10, -B15, -B22
and -B32) 1.5 hp and 2 hp pumps (not applicable to high output, chemical, 2.2 hp, 51331 EPR (Ethylene propylene) static seals in wetted section. Applies to distance
or AWD series pumps). piece pumps only.

-W Additional upper foot bracket. 51345 Sour gas drive provision to N.A.C.E. specifications. 1.5 hp to 2.2 hp distance
piece pumps only, single air head and double air head.
16821 Assures reliable drive operation with pressures low as 3 psi as long as 20 psi or
more is provided to the separate 1⁄8” NPT port. 52788 Viton seals air drive.

16831 Low temperature modification. For special sealing in air drive for operating 53925 Severe Arctic low temperature service. -25, -35, -60, -100, -150, -151, -225, -300,
temperatures from as low as -20°F up to normal +120°F. -450 ratios.

16834 Exhaust adapter. With back pressure balance piston. 54885 Rotate pump body 90° from standard.

17860 Electrical stroke counter provision. Includes BZE6-2RQ microswitch. 54935 SS trim for 5/3 air drive.

25721 Mechanical stroke counter, installed (6 digit). 55305 Tube ports. 5⁄8” SAE inlet and outlet. For 1.5 hp to 2 hp pumps. 15 pump minimum.

27964 Interconnecting inlet-outlet tubing. ½” female for 4:1 ratio series pumps 55516 Polyurethane (“W”) seal. For F or TV series pumps, except high output models.
(ATV-4 or DTV-4). 55630 Stainless steel (AISI-316) distance piece. For 1.5 hp to 2 hp pumps.
28000 Threaded vent (or purge) ports on standard distance piece. Except 1.5:1 ratio. 59353 Noise reduction kit fitted. Not available on AFD, DFD, ASFD or DSFD.
28003 Test port. Provides access port in pump’s body between inlet and outlet check 82460 HNBR seals in air drive section.
valves for 1.5 hp and 2 hp pumps. -10 ratio or higher, single acting.
82500 ATEX modification (not available on AW or DSXHW pumps).
28881 External air pilot. Provides 1/8” NPT port for external air to pilot for remote
start/stop operation. 82958 ⁄16 High pressure outlet converts medium ratio 10-122 outlet 1⁄2 port to high
9

pressure port.
29376 Three-way cycling spool. For 1.5 hp and 2 hp single acting pumps, for use with CO2.
86337 Extended life air drive.
29702 Single stroke modification.

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