Model Numbers
| DX 020 | Panel Tachometer and Frequency Counter |
Features
- Simple low-cost panel tachometer with dimensions 48 x 24 mm (1.89" x 0.945") and operation modes as tachometer, counter or timer /stopwatch
- Tow presets and two output relays
- ZX122: 10 - 30 VDC power supply, ZX123: 90-250 VAC and aux. output 24 VDC for encoder supply otherwise both models are similar
- Max. input frequency 20 kHz respectively 10kHz
- Bright LED display, 6 decades at 8 mm size (0.315")
- Programmable impulse scaling factor
- Easy to set up by four front keys and menu support
- Add-on frame for 50x50mm panel cut-out (1.969 x 1.969")
Specifications
| Power Supply UB | 10-30 VDC, max. 50 mA |
| Display | 6 Decade / 8mm (0.315") |
| Inputs | NPN/ PNP/Namur, Ri = 10kOhm |
| Counting Frequency |
with 12 volts power input: 20 kHz with 24 volts power input: 60 kHz with the filter switched on: 30Hz |
| Switching levels of inputs (typical) | Low = 0V - 0.2 x UB; High = 0.8 x UB - 30V |
| Impulse Shape | any (Schmitt Triggers) |
| Data retention | 10^6 cycles / 10 years |
| Max. Error | < 0.1% |
| Operating temperature | -20° +55°C (-4 +131°F) |
| Storage Temperature | -25° +70°C (-13 +158°F) |
| Weight | 50g |
| Protection Class (front side only) | IP65 |
| Conformity and Standards | EMC 89/336/EEC: EN61000-6-2, EN 61000-6-3; LV73/23/EEC: EN 61010-1 |
DX 020 Electronic Counter - PDF
