User's Manual
308-24321
Technical
 Data
Maximum
 W
orking Fluid Pressure
Models PPM 3050, 3100, 3550
2000 psi (140 bar)
.
Models
 PPM 3050H, 3100H, 3550H
3000 psi 
.
 . . . . 
(210 bar)
Flow Range
Models PPM 3050/3050H
0.01–0.5 gal/min 
.
 . . . . . . 
(38–1900
 cc/min)
Models PPM 3100/3100H
0.02–1.0 gal/min 
.
 . . . . . . 
(75–3800
 cc/min)
Models PPM 3550/3550H
0.1–5.5 gal/min 
.
 . . . . . . . 
(380–21,000
 cc/min)
Flow Meter Connector Size
Models PPM 3050, 3100, 3550
1/4 bsp(m) 
.
 . . . . . . 
x 1/4 npt(f)
Models PPM 3050H, 3100H, 3550H
M12 x 1.5(m)
.
 . 
x 1/4 npt(f)
Flow Meter Inlet/Outlet Size without Connector
Models PPM 3050, 3100, 3550
1/4 bsp(m)
.
 . . . . . . . 
Models
 PPM 3050H, 3100H, 3550H
M12 x 1.5(m)
.
 . 
Maximum Fluid Temperature
Models PPM 3050, 3100, 3550
180_ F (80_
 C)
.
 . . 
Models
 PPM 3050H, 3100H, 3550H
250_ F
.
 . . . . . 
(120_
 C)
Maximum Ambient T
emperature 113_ F (45_
 C)
.
 . . 
Fluid
 V
iscosity Range
15,000 cps
.
 . . . . . . . . . . . . . . . . 
 (Refer to the 
Pressure Drop Curve
, below)
Maximum Cable Length
200 ft (61 m).
 . . . . . . . . . . . . . 
Wetted
 Parts
303 & 321 Stainless Steel,
.
 . . . . . . . . . . . 
Tungsten
 Carbide, PTFE 
r
r is a registered trademark 
Pressure
 Drop Curve
           
FLOW RATE
For
 most commonly 
used coatings, the flow
meter will provide accu-
rate flow readings to
within
 +
 0.5%.
PSI
GAL/MIN
0 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10
0 0.32 0.65 0.97 1.30 1.62 1.94 2.27 2.59 2.92 3.24 3.43
PPM 3050/3050H
PPM 3100/3100H
PPM 3550/3550H
PTFE










