Production name: Electric Meter Counter

The technical parameters of the Electric Meter Counter:
 
1. Working Voltage Rating: 4±0.5V;
2. Working Pulse Width Rating:  ≥80MS;
3. Rated Working Pulse Interval:  ≥50MS; 
4. Coil Resistance:  430±5%ohm；(23℃±2℃);
5. Velocity Ratio: 100:1；200:1；400:1；800：1;
6. Stepping Angle:  3.6 ；1.8； 0.9； 0.45 degree;
7. Step Motor Driving Torque:  30 u Nm;
8. Specifications(quantity of character wheel): 5+1(five integers with one decimal); 6+1(six integers with one decimal); 
9. Character Wheel Material: PC; 
10. Rotating Direction of Character Wheel: clockwise rotation only;
11. Lead Length of the Electric Meter Counter: 130 mm;
12. Range of Working Ambient Temperature:  -40℃~70℃;
13. Variable-speed Gear Material:  polyoxymethylene;
14. Base Frame Material:  1. aluminum alloy base frame: LF2-YZ; 2. Plastic Base Frame: PC 
15. Motor Stator Material of the Electric Meter Counter: ferronickel alloy; 
16. Shielding Cover Material:  low-carbon steel shielding cover; 
17. Error-free Working Period:  ≥one billion pulses; 
18. Installation Dimension: upper fitting hole space: 24.5×35mm; lower fitting hole space: 30.5×30.5mm.