VP02EPM产品概述
Optical level sensor with modulated, infrared light for the detection of liquids. Fitted with built-in amplifier. Transmitter and receiver are completely selfcontained in solid plastic designed for mounting into container wall. VP01/02 are available in a Polysulfone housing resistant to most acids and bases. VP03/04EM are available in a Polyamide 12 housing resistant to various solvents.
Sensor for liquid level detection
Built-in amplifier, Ga-As diode
Output: Transistor NPN/PNP, NO or NC switching
High chemical resistance to most acids and bases
VP01/03: Output OFF when sensor in liquid
VP02/04: Output ON when sensor in liquid
No electrical or thermal connection between liquid and electrical circuit
LED-indication for output ON
Power supply 10 to 40 VDC