• Universal design serves the widest variety of applications
• For starting or stopping electrically operated equipment such as signal lights, alarms, motors, automatic burners, metering devices and others • Replacement for common fl ow switches from Johnson/ Penn, Potter/Taco, Watts, Hydrolevel and other manufacturers • 1” NPT • Two electrical knock-outs allows connection from either end
• Sensitivity adjusting screw makes fl ow adjustment easy FEAturEs
• Options – Time delay (5 or 20 seconds) – Two SPDT switches to make or break two separate circuits
– Materials of construction suitable for corrosive liquids – Fire sprinkler service - Model FS4-3F only for 1”, 1¹/4
” NPT piping only (see chart) next page (p. 89) • Minimum temperature (fl uid or ambient) 32°F (0°C) • Maximum temperature 300°F (149°C)
1¹/2 Item FS4- 3
Part number 114400
Descriptions General purpose fl ow switch
Weight Ibs.(kg) 1.9 ( 0.9)
”, &
A
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