Product Description
Constant 25ER Analog Earth Resistance Tester
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Constant 25ER Analog Earth Resistance Tester is a measuring tool used to measure grounding resistance both for measuring the grounding resistance of lightning protection installations and for measuring grounding resistance for electrical installations.
Features Constant 25ER Analog Earth Resistance Tester
- Operate With The Minimum Of Influence From Earth Voltage And Earth Resistance Of Auxiliary Earth Bars
- Simplified Earth Resistance Measurement Method
- Self-Check Facility For Checking Battery And Lead Wire Connection
- Push Switch Buttons For Smooth Operation Of The Instrument
- Withstand Voltage (1500VAC) For One Minute Between Electrical Circuit And Housing Case
Specifications Constant 25ER Analog Earth Resistance Tester
| Function | Range | Accuracy |
| Earth Resistance | 10/100/1000Ω | ±5% of full scale reading |
| Earth Voltage | 30VAC (5kΩ/V) | ±5% of full scale reading |
| Battery | 8 x 1.5V (AA size) | |
| Size / Weight | H140 x W140 x D90mm / Approx. 800g | |
| Standard Accessories | Test Leads (5m, 10m, 15m), Auxiliary Earth Bars, Water Resistant Hard Case, Battery, Manual | |
Constant 25ER – Brochure
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