Instrumentation
Flow Switches
Non-Adjustable Flow Switch    M-61T Series Non-Adjustable Flow Switch    M-62 Series
Fixed setting flow switch with
Fixed setting flow switch with
 right angle flow and flare fittings  in-line flow and flare fittings
For corrosive and non-corrosive  For corrosive and non-corrosive 
liquids or gases. liquids or gases.
Air: 300 - 55,000 scc/min Air: 300 - 55,000 scc/min
Water: 20 - 1600 cc/min Water: 20 - 1600 cc/min
Set Point Accuracy: ±10% maximum 1/4” Flare;  3/8” Flare
Repeatability: ±2% Laser cooling equipment
Material Versions  PTFE Material Versions  PFE
Non-Adjustable Flow Switch    M-64 Series Non-Adjustable Flow Switch    M-80 Series
Fixed setting flow switch with
All stainless, fixed setting
 in-line flow and flare fittings flow switch with in-line flow
Low pressure drop features. Large port sizes: 1” BSPP or 1” MNPT; 
Hermetically sealed. 2” Flanged ANSI (150# Rf).
Air: 0.1 to 7.0 gpm Air: 138 to 4,240 scfm
Water: 1.0 to 70 scfm Water: 2.5 to 80 l/min
1/2” FNPT;  3/8” FNPT. Set Point Accuracy: ±10% maximum
Laser cooling equipment Repeatability: ±2%
Brass;PVC;316 Stainless Steel;PTFE 316 Stainless Steel