| GENERAL SPECIFICATIONS |
| Counter, Event and State |
| Event/state change frequency | 2 Hz max |
| Time in state | 100 ms min |
| Resolution event /state mode | 100 ms (depending on operating mode) |
| Count/count per frequency | 100 Hz max (40 Hz max when event LED is enabled ) |
| Voltage |
| Input range | 3 VDC to 28 VDC |
| Volt free contacts voltage resolution | 50 mVDC |
| Current |
| Volt free contacts current | 35 µA typ |
| Data Sampling |
| Max event or state change samples | 32,510 |
| Timing accuracy | ±3 s per day at 20 °C |
| Sampling intervals (software-selectable) | 10 s, 30 s, 1 min, 5 min, 15 min, 30 min |
| Max event samples | 32,510 |
| USB Specifications |
| USB device type | USB 2.0 (full speed) |
| Device compatibility | USB 1.1, USB 2.0 |
| Power |
| Power source | 1/2AA 3.6 V lithium battery |
| Battery life | 1 year typ (depends on operating mode) |
| Environmental |
| Operating temperature range | –35 °C to 80 °C (–31 °F to 176 °F) |
| Mechanical |
| Dimensions (L × W × H) | 98.0 × 26.8 × 26.8 mm (3.86 × 1.05 × 1.05 in.) |
