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Trumeter Electronic Predetermining Counter 8781-1

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Trumeter AC Input Electronic Predetermining Counter Dual Relay - 8781-1

Product Condition: NEW
Trumeter Electronic Predetermining Counter 8781-1
Estimated ship date: for orders by 3pm PT/6pm ET today Available for back order.

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The Trumeter AC Input Electronic Predetermining Counter Dual Relay 8781-1 is capable of displaying and controlling almost any count application. 



  • 14.2mm High Visibility LED Display
  • 1/8 DIN (96mmX48mm) bezel
  • Batch count (using output relay option)
  • Simple user programming
  • Display scaleable to show engineering units
  • Programme lock out facility
  • Dual relay output option
  • CE approved, (UL and cUL approval pending) 



  • Part No.: 8781-1
  • Power Supply: AC Powered 85-265VAC 47-63Hz 20VA
  • Sensor supply: 12VDC +/- 12% 75mA max 
  • Display: 14.2 mm High visibility LED Display
  • Signal Input:
    • Sink or Source DIP switch selectable
    • Thresholds High 3.5 to 28VDC Low 0-1.9VDC for single ended signals Magnetic pick up range 200mV pk-pk to 65VRMS into 34.9 kΩ load
    • Slow response 200Hz max dip switch 2 on and/or 5 on Fast response 8.25kHz A or B 3Khz A and B QuadX1 and QuadX2 3.25kHz QuadX4 2Khz
    • Control Inputs Sink only (4.75kΩ to +5VDC) internal load. Thresholds high 3.5 to 28VDC Low 0-1.9VDC Response time 25msecs max (5V signal)
  • Optional Outputs
  • Relay output: 2 SPCO (Form C) relays, Contact rating 5A 250VAC or 30VDC @ unity power factor
  • Analogue retransmission: 4-20mA (<750 Ω load ) and 0-10VDC (> 2500 Ω load) 
  • RS485 Serial Communications
  • Baud rate 1200,2400,4800,9600 or 19,200 programmable Parity Even, odd or no parity
  • Address 00-99
  • Data Retention: EEPROM 100years duration 
  • Operating Temperature: 0-50 C 
  • Storage Temperature: -20-70 C 
  • Humidity: 0 to 85%RH non condensing 
  • Vibration: 2.5 g's 30-200Hz
  • Shock: 30g's
  • Front Panel Protection IP65 when properly mounted using gasket supplied
  • Approvals CE, UL and cUL (pending) 

Additional Information

Product Condition NEW
upc No

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