User's Manual


Installation
To reduce the risk of fire, explosion, or electric
shock, all electrical equipment must only be
installed by a qualified electrician.
Never install Models PPM 3050, 3100, and 3550 in
a Class I , Division 1 hazardous location. Only Mod -
els PPM 3050H, 3100H, and 3550H are suitable for
Class I , Division 1 hazardous location.
WARNING
Dust and Foreign Matter
Avoid allowing dust or foreign matter from entering the
flow meter by taking the following precautions:
 Thoroughly flush the fluid supply lines before
installing the flow meter .

When installing fittings, make sure that no sealing
tape overlaps into the inside of the pipe.
 Install a 100 mesh fluid filter upstream of the flow
meter . See Accessories.
Installing the Flow Meter
NOTE: Flow volume can only be measured at the lo -
cation where the flow meter is installed.
Refer to Fig. 1 to locate and install the flow meter , con -
nectors, and fluid shutof f valves.
The shutof f valves allow you to isolate the meter for
service. The gland, nut, and female connector shown
in Fig. 1 will ease removal of the flow meter from the
fluid line.
See Accessories to order these parts and other sys -
tem components.
Refer to the T echnical Data and Dimensional Draw -
ings
for dimension, inlet/outlet size, temperature and
other specifications.
NOTE: Do not use more than 200 ft. (61 m) of cable.
Fig. 1
Electronic Sensor Device
(Model PPM
3550H shown)
Flow Meter
Fluid Shutoff Valve
on inlet side
Fluid Shutoff Valve
on outlet side
01387
Flow Meter
Fluid Line
*Nut
*Gland
*Male
Connector
Fluid Line
Cable
Male x Female
Connector
Provided with Meter
*Not provided. See Accessories to order .
Ground
Sheath
TYPICAL RIGID TUBING INSTALLATION