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Velleman VM147 - Up/Down Counter Panel Meter Module with Preset

Velleman VM147 Electronic Module (Pre-Assembled)

Velleman Modules Range

The Velleman VM147 Panel Counter Module offers a very practical solution for counting parts, people, score keeping, etc. through on-board push buttons or by external pulses. Open collector output activates when user preset value matches count.

Features
  • very practical for counting parts, people, score keeping, ...
  • red LED read-out
  • 2 inputs: counts up or down
  • counting through external pulses or push buttons
  • memory function constantly compares the current value with a preset value and activates an output for as long as both are equal or for an adjustable time
  • debounce function for stable operation (with low counting frequencies)
  • adjustable 'preset': 0000 to 9999
  • auto reset when preset value is reached when counting up
    • example if preset= 5: 0000 > 0001 > 0002 > 0003 > 0004 > 0005 > 0000 > 0001 > 0002 > 0003 > 0004 > 0005 > 0000 > 0001, etc.
  • auto 'load preset' mode when counting down
    • example if preset = 6: 0006 > 0005 > 0004 > 0003 > 0002 > 0001 > 0000 > 0006 > 0005 > 0004 > 0003 > 0002 > 0001 > 0000 > 0006, etc.
  • comes with board-to-wire connectors (20cm wire)
Specifications
  • counter input: dry contact, connecting to ground
  • 'equal'- output: max. 100mA (@ max. 30V) 'open-collector' output
  • max. counting speed: 400 / sec. (10 / sec. with debounce delay)
  • max. count: 4 digits (0000 to 9999)
  • output pulse length: 100 to 900ms or 'as long as equal'
  • power supply: 9 to 12VDC (unregulated)
  • power consumption: < 50mA
  • dimensions:
    • panel module: 67 x 40.5 mm
    • cut-out: 54 x 37 mm
    • mounting depth: 42mm
  • Product format: PRE-ASSEMBLED Electronic Module Product Format Info
Velleman VM147 DocumentationBuy Velleman VM147 Panel Counter Module
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