Qualitrol 909 Druckeingangsrelais


Zur Verwendung mit Qualitrol  Schnelldruck Relais der Serie 900/910 und anderen Instrumenten zur Aufrechterhaltung von kurzzeitigen Alarm- und Auslösestromkreisen. Die Relais- und LED-Anzeige bleibt aktiviert, bis die Taste zum manuellen Zurücksetzen gedrückt wird.


  • Beseitigt problematische und vorübergehende Relaisaktionen
  • Eliminates the difficulty of controlling alarms and other peripheral devices with momentary or chattering contact signals
  • Configurable for use varying applications
  • One model configurable for either 48, 125, 250 VDC or 120, 240 VAC
  • Mounting footprint and wiring is compatible with existing installations of similar devices
  • Two independent relays provide simultaneous operation for control functions
  • Corrosion resistant materials and rugged design provide a long service life
  • Stainless steel cover protects components
  • Printed circuit board provides high reliability
  • Seal-in function controlled by solid state device
  • Trip circuit contacts are protected by surge suppressor
  • Wiring connections and jumper configurations are printed on shield
  • Convenient jumper plug allows easy adaptability to various supply line voltage and current types
  • Red LED indicates actuation of relay
  • Yellow LED indicates a short in the switch or faulty wiring


  • Explosionsgefährdete Bereiche Schutzklasse 1/Division 2

Gruppe Created with Sketch. Applications

For power transformers or any other applications which require a momentary contact signal to be maintained. Can be configured for use in AC or DC applications.