Non-Adjustable Flow Monitor
LPH Series Specifications
For economical monitoring of flows of corrosive
and non-corrosive liquids and gases.

Switch Data
SPST
Hermetically Sealed
Reed Switch		 SPDT
Hermetically Sealed
Reed Switch
Max Switching Voltage
DC (V) 200
AC (V) 150		 Max Switching Voltage
DC (V) 175
AC (V) 120
Contact Rating
DC (W) 50
AC (VA) 70		 Contact Rating
DC (W) 5
AC (VA) 5
Max. Switching Current
DC (A) 1.0
AC (A) 0.7		 Max. Switching Current
DC (A) .25
AC (A) .25
Leads
SPST
Leads 18 in. min. from body 22 AWG, TFE insulation.
SPDT (optional)
Leads 18 in. min. from body 24 AWG, TFE insulation.
  • green - N.C.
  • blue - N.O.
  • white - common

Above values for resistive loads only. For inductive loads, surge current and rush current contact protection is required; consult your local representative. SPDT is UL recognized.
Specifications
Unit Weight
Oz. (gm)		 Max Working Pressure
PSIG (BARG)		 Seals
Acrylic 4 (113.4) 100 (6.89) Acrylic, 316ss, Epoxy
Brass 8 (226.8) 1500 (103.42) Brass, 316ss, Epoxy
316ss 8 (226.8) 3000 (206.84) 316ss, Epoxy
Teflon 4 (113.4) 80 (5.52) Teflon®


Fluid Ports: Shown in Calibration Table

Electrical Conduit Optional: 1/2" FNPT (Metallic Bodies Only)

Temperature Operating Range: 32° to 220° F (0° to 104°C) for 316ss, Brass & TFE.
32° to 160° F (0° to 71° C) for Acrylic. For other temperature ranges, consult factory.

Installation: Mount with the inlet port down vertically. A 10 micron filter is recommended.
Leads Up - Normally Open
Leads Down - Normally Closed

Conduit: N.O.: Conduit Offset Dow
N.C.: Conduit Offset Up

 

How to Order

LPH
Model		 125
Size		 I
Calibration
Point		 B
Materials		 C
Conduit Optional		 SPDT
Switch Options		 OPTIONS
Any of the following options may be added:
125
250
375
(See Table)
A Acrylic
B Brass
S 316ss
T Teflon®
(Metallic
Bodies Only)
N.O. SPST Normally Open
N.C. Single Pole Single Throw Normally Closed
SPDT Single Pole Double Throw*
DSNONO Double Switch N.O./N.O.
DSNONC Double Switch N.O./N.C.
DSNCNC Double Switch N.C./N.C.
TFE Teflon® Encapsulated Piston **
O2 Oxygen Cleaned
HT High Temperature Option 340° (171° C) metallic body only
S Special Custom

Note:
All dimensions and specifications are subject to change for quality improvement. Not responsible for typing errors.

Teflon® is a registered trademark of E. I. du Pont de Nemours and Company.

* Consult Factory

 

 

 

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