OPW Fluid Transfer Group - A Dover Company
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Two-Wire Optic Sensor

Two-Wire Optic Sensor

The OPWFTG Two-Wire Optic Sensors are designed for overfill prevention of liquid petroleum products. The Two-Wire Optic Quick Start Sensor is designed as an alternative for the Two-Wire Thermistor Sensor. Not only are they instantly permissive and specially designed for optimal communication with our 8500Eseries Rack Monitors (conforming to EN13922); but they are also compatible with all other brands of Rack Monitors (which conform to EN13922 standards as well).

Features and Benefits

  • Conforms to API RP 1004, ATEX and EN13922
  • Intrinsically safe
  • Self checking
  • Temperature range -20°C to +70°C
  • Certified for use in zone 0
  • Instant permissive signal (no warm-up time)
  • Easy adjustable shaft when shorter length is necessary
  • Immediate system shutdown in case of compartment ‘wet’ detection (250 ms)
  • Immediate re-permit in case of compartment ‘dry’ detection