PF2*20 is a monitor with display for up to 4 remote flow sensors. It is compatible with PF2A air, PF2W water, and PF2D liquid chemical flow sensors. The sensors and monitor can be located up to 3m apart using the sensor's optional cables. The orange 4-digit LED display can show instantaneous or accumulated flow. A numeric indicator confirms the channel displayed. 1 PNP or NPN switch output is available for each channel, with an LED confirming the signal. A panel mount adapter is optional. PF2*20 is IP65 rated (front panel only), and is CE and RoHS compliant.