OPERATOR’S MANUAL
PD20X-XXX-XXX-B
PE20X-XXX-XXX-B(
)
INCLUDING: OPERATION, INSTALLATION & MAINTENANCE
RELEASED: 2-2-05
REVISED: 5-6-10
(REV. 06)
2" DIAPHRAGM PUMP
1:1 RATIO (METALLIC)
READ THIS MANUAL CAREFULLY BEFORE INSTALLING,
OPERATING OR SERVICING THIS EQUIPMENT.
It is the responsibility of the employer to place this information in the hands of the operator. Keep for future reference.
SERVICE KITS
Refer to Model Description Chart to match the pump material op-
tions.
637309-XX for fl uid section repair (see page 4). NOTE: This kit also
contains several air motor seals which will need to be replaced.
637374-X major air valve assembly (see page 7).
637421 for air section repair (see page 6).
PUMP DATA
Models
. . . . . . . . . . . . . . . . . see Model Description Chart for “-XXX”
Pump Type
. . . . . . . . . . . . . Metallic Air Operated Double Diaphragm
Material
. . . . . . . . . . . . . . . . see Model Description Chart
Weight
. .
PX20A-XAX-XXX-B( ) . . . . . . . . . . 91.4 lbs (41.5 kgs)
PX20A-XCX-XXX-B( ) . . . . . . . . . . 147.4 lbs (66.9 kgs)
PX20A-AHX-XXX-B( ), -BHX- . . . 155.0 lbs (70.3 kgs)
PX20A-ASX-XXX-B( ), -BSX- . . . . 149.8 lbs (68.0 kgs)
PX20A-FHX-XXX-B( ), -FSX- . . . . 162.2 lbs (73.6 kgs)
(add 28.9 lbs [13.1 kg] for stainless steel air motor section)
Maximum Air Inlet Pressure
. . . . . . . . . . . 120 p.s.i.g. (8.3 bar)
Maximum Material Inlet Pressure
. . . . . . 10 p.s.i.g. (0.69 bar)
Maximum Outlet Pressure
. . . . . . . . . . . . . 120 p.s.i.g. (8.3 bar)
Maximum Flow Rate
. . . . . . . . . . . . . . . . . . . 172 g.p.m. (651 l.p.m.)
Displacement / Cycle @ 100 p.s.i.g.
. . . . 1.4 gal. (5.3 lit.)
Maximum Particle Size
. . . . . . . . . . . . . . . . 1/4” dia. (6.4 mm)
Maximum Temperature Limits (diaphragm / ball / seal material)
E.P.R. / EPDM . . . . . . . . . . . . . . . . . . . -60° to 280° F (-51° to 138° C)
Hytrel® . . . . . . . . . . . . . . . . . . . . . . . . . -20° to 150° F (-29° to 66° C)
Kynar® PVDF . . . . . . . . . . . . . . . . . . . 10° to 200° F (-12° to 93° C)
Nitrile . . . . . . . . . . . . . . . . . . . . . . . . . . 10° to 180° F (-12° to 82° C)
Santoprene® . . . . . . . . . . . . . . . . . . . -40° to 225° F (-40° to 107° C)
PTFE . . . . . . . . . . . . . . . . . . . . . . . . . . . 40° to 225° F (4° to 107° C)
Viton® . . . . . . . . . . . . . . . . . . . . . . . . . . -40° to 350° F (-40° to 177° C)
Dimensional Data
. . . . . . . . . . . . . . . . . . . . . . see page 8
Noise Level
@ 70 p.s.i., 60 c.p.m.
c
. . . . . . 85.0 db(A)
d
c
Tested with 67263 muffl
er assembly installed.
d
The pump sound pressure levels published here have been updated to
an Equivalent Continuous Sound Level (L
Aeq
) to meet the intent of ANSI
S1.13-1971, CAGI-PNEUROP S5.1 using four microphone locations.
NOTICE: All possible options are shown in the chart, however, certain
combinations may not be recommended, consult a representative or
the factory if you have questions concerning availability.
MODEL DESCRIPTION CHART
P X 20 X - X X X - X X X - B (0L)
Air Motor / Air Cap Material
A - Aluminum / Aluminum
S - Stainless steel / Stainless steel
Fluid Connection
A - 2 - 11-1/2 N.P.T.F. - 1
B - Rp 2 (2 - 11 BSP parallel)
F - 2“ A.N.S.I. / DIN Flange
Ball Material
A - Santoprene
S - 316 Stainless steel
C - Hytrel
T - PTFE
G - Nitrile
V - Viton
Example: Model #PD20A-ACS-SAA-B
Fluid Section Service Kit # 637309-AA
PD20X - XXX - X X X - B( )
Ball Diaphragm
637309 - X X
Fluid Cap & Manifold Material
A - Aluminum
H - Hastelloy®- C
C - Cast Iron
S - Stainless steel
Diaphragm Material
A - Santoprene
M - Medical grade Santoprene
C - Hytrel
T - PTFE / Santoprene
G - Nitrile
V - Viton
Seat Material
A - Santoprene
H - Hard 440 stainless steel
C - Hytrel
K - Kynar PVDF
E - Carbon steel
L - Hastelloy - C
F - Aluminum
S - 316 Stainless steel
G - Nitrile
Hardware Material
P - Carbon steel
S - Stainless steel
Electronic Interface
D - None
E - Available
Accessory
0L - Diaphragm Failure Detector
Fluid Section Service Kit Selection
Figure 1
