The PF56 digital multi-function power tester is a comprehensive test instrument used to measure the electrical parameters of single-phase AC appliances. It has the advantages of multiple functions, easy operation, good performance, and easy maintenance, and meets the testing requirements of relevant clauses in national standards.
The PF56 is a digital multi‑function power tester designed to measure voltage, current, power, frequency and power factor of single‑phase AC equipment. It complies with national safety standards and offers automatic range switching, memory alarms, and optional RS‑232 communication.
The manual describes the instrument’s specifications, environmental limits, key layout, connection diagrams, step‑by‑step operating procedures, alarm setting methods, RS‑232 communication parameters, and maintenance troubleshooting. Safety precautions and warranty information are also included. This manual is written in Chinese.
| Voltage measurement range | 10.0–300.0 V |
|---|---|
| Current measurement range | 20 A / 40 A |
| Power measurement range | 0.1–600 W (or 1–6000 W) |
| Dimensions | 275 mm × 370 mm × 115 mm |
| Power consumption | ≈18 W |
| Weight | 3.6 kg |
| Operating temperature | 5 °C – 30 °C |
| Relative humidity limit | ≤ 80 % |
| RS‑232 baud rate | 4800 bps |
| RS‑232 frame format | 8 data bits, no parity, 1 stop bit |
The instrument may be used at temperatures from 5 °C to 30 °C and relative humidity not exceeding 80 %.
Yes, an optional RS‑232 interface is available for data exchange.