DM Frequency meter Tachometer Counter High Accuracy LED display
1. Features and advantages:
a). LED display.
b). Ultra-thin design, delicate size, easy to install.
c). High accuracy, good performance.
 d). For measuring frequency/tacho/counting.
 e). Decimal point floating display. Display the fractional values accoriding to available space next to the last digit from the left.
2. Model specification:
 
  
3. Technical parameter:
| Display | Red LED | 
| Input resistance | >10KΩ | 
| Input level | 5~25V | 
| Signal | Square or sino wave signal | 
| Max.input | 25V | 
| Frequency accuracy | ±0.05%±1Digit(DM4A-FR1,DM4B-FR1); ±0.05%±10Digits(DM5C-FR1)  |  		
| Frequency span | 0.1~10KHZ | 
| Conting speed | ≤1000CPS | 
| Sampling rate | auto | 
| Decimal point | set automatically | 
| overflow indication | "UUUU"or"UUUUU" | 
| Power supply | DC 5V±10% ≤90mA | 
| Operating temperature | 0~50℃ <85%RH | 
4. Appearance and installation dimensions:

5. Connections:
 

6. Contact:
Sales: bassy shi
Cell phone: +86 13773069136
Email: bassy.shi@youjiazhineng.com