Stepper Electronics Counter, 3V-6V.   Technical Parameter for the Electronic Impulse Scale used in Electric Energy Meter:

   *Rated Working Voltage Amplitude: 3.0V~6.0V

   *Rated Working Voltage Impulse Width: ≥100MS

   *Rated Pulse Interval Time: ≥50MS

   *Coil Resistance: 430±5%Ohm (23±2)

   *Stepping Motor Driving Moment: 30uNm

   *No-Failure Life: ≥1 Billion Impulse

   *Rated Working Band: ≤3HZ

   *Max Working Speed of the Counter: 6 paces per second

   *Counter Specification: 1 Decimal after 5 Integers, 1 Decimal after 6 Integers

   *Counter Speed Ratio: 20:1  40:1  80:1  100:1  200:1  400:1  800:1

   *Operating Temperature Range: -40~70

   *Mounting Dimensions: Upper (24.5x35mm)  Lower(30.5x30.5mm)

   *For counter non-return and preventing intense magnetic field, add shield enclosure outside.

   *For counter non-return, preventing intense and six sides shield, magnetic field, add shield    enclosure outside and shield board inside.

   *HB-20: 3 Decimal after 4 Integers, Applying to Diaphragm Type Aluminum Crust Gas Meter.

   *HB-21: 3 Decimal after 5 Integers, Applying to Diaphragm Type Steel Crust Gas Meter.

Stepper Electronics Counter Series