VC4105A earth resistance meter
Features:
1. Earth resistance range: 0-1999Ω.
2. Earth voltage range: 0-199.9V.
3. 3 ½ digit LCD display with 32mm high figure.
4. Withstand voltage: 3700V AC between the circuit and body cover (for 1 minute).
5. Overload protection: At earth voltage range, Max voltage can be 450V AC (for 1 minute). At earth resistance range, Max voltage can be 280V AC for (10 seconds).
Technical data
| Basic function | Range | Accuracy | Resolution | Test method |
| Earth resistance | 20Ω | ±(2%rdg+0.1Ω) | 0.01Ω | 3 wires test |
| 200Ω | ±(2%rdg+3dgt) | 0.1Ω | ||
| 2000Ω | 1Ω | |||
| 2000Ω | ±(2%rdg+5dgt) | 1Ω | 2 wires test | |
| Earth voltage | 200V | ±(1%rdg+5dgt) | 0.1V | - |
| Special function | VC4105A |
| Working temperature | 0℃—40℃ relative humidity < 80% |
| Storage temperature | －10℃—50℃ relative humidity < 85% |
| Best measuring temperature | 23℃±5℃ relative humidity < 75% |
