If you continue without changing your settings, we'll assume that you are happy to receive all cookies on this website.
To find out more information about these cookies please click here.
The FSW-420/30 Series
monitors your relative flow
rate for applications where the
actual flow rate is not important.
The FSW-420/30 series is easy to
install and use. Just put it into the
pipe and it’s ready to go. The
FSW-420/30 series sets your
present flow-rate at 100% at power
up. Relative flow rate is indicated
by the 7 LED lights. When the flow
rate drops to 50%, an alarm goes
off. If you prefer, you can adjust
the alarm point to fit your needs.
A green output indicating LED is
Specifications Media: Liquids Low Flow Set Point: Pre-set to 50% (field adjustable) Operating Temperature: -20 to 80°C Response Time: 25 seconds (typical) Repeatability: 1% Hysteresis: 10% of set-point value typical Range: FSW-420 Series: 0 to 150 cm/sec FSW-431: 0 to 2.25 L/min FSW-432: 0 to 5.1 L/min FSW-433: 0 to 14.1 L/min Operating Pressure: 30 Bar Protection Class: IP67 Housing: Anodised aluminium Sensor Material: 303 stainless steel Tube Housing (FSW-430 series): Polyacetal Mounting (FSW-420 Series): ½ NPT Connection Tube OD: FSW-431: 6 mm FSW-432: 8 mm FSW-433: 12 mm Electrical Connection: M12 male socket 4-pin, 2 m cable with M12 connector and pigtail leads Supply Voltage: 20 to 30 Vdc (short circuit protected) Switching Current: <200 mA Power Consumption: 6 W max Initial Operation: 15 seconds Output: PNP normally open (closed with flow), optional normally closed (open with flow)
Note: Comes complete with operator's manual and pre-wired 2m cable.
Ordering Example: (1) FSW-431 Flow switch and mating connector, 6 mm tube @ GBP 302.00 = (1 x 302.00) = GBP 302.00