JDM15 electronic counterDetailed product description：

The JDM15 series electronic counter is suitable for control circuits with AC 50Hz voltage up to 380V or DC voltage up to 12V. It can preset on/off circuits, count correctly, display clearly, and has power-off holding function.  
DIN standard panel size (72 × 72mm), aesthetically pleasing appearance
0.4 foot LED digital display with large and clear fonts
The maximum counting speed reaches 1000times/s
Automatic reset function (time adjustable)
Exactly Countdown And there are multiple working modes available
Built in power outage memory can last up to ten years
DC12V. 30mA auxiliary power output, available for external sensors
Can be directly connected to photoelectric switches, proximity switches, or contact signals
Equipped with 100mA contactless output
Use wiring screws for easy connection

Technical parameters of JDM15 electronic counter
Power supply voltage: AC220V 110V 50/60Hz DC12V (other voltages can be customized)
Working voltage range: 85% to 110%
Minimum signal pulse width: ≥ 16.7mS [30 times/second (bottom speed)], ≥ 0.5mS [1000 times/second (high speed) (when the signal duty cycle is 1:1)
Counting range: 0-99999900
Counting signal input
Contact signals: relays, travel switches, etc
Contactless signal: photoelectric switch, etc
Signal input impedance: ≥ 4.7k Ω

Hole size: 68 × 68mm
Input signal voltage: ≤ 30V
Power consumption: ≤ 4VA
Weight: Approximately 0.35kg
Reset: Power on reset (without power outage)
Panel button reset
External terminal reset
Automatic reset 0.02-5 seconds adjustable
Contact capacity: AC250V 3A
Contact electrical lifespan: ≥ 105time
Contact mechanical lifespan: ≥ 107 time
Installation method: panel type
Temperature range: -10 ℃ to 50 ℃
Humidity range: Relative humidity 85% RH maximum
Power outage memory: ≥ ten years
Power output: DC12V 30mA maximum