

Performance testing
Basic error, pointer response time, damping of ammeter pointer, magnetic induction speed odometer torque
Durability test
Durability
Electrical test
Voltage effect, insulation voltage withstanding, power supply reverse connection, power supply overvoltage, voltage interference, electromagnetic anti-interference, overload
Environmental resistance testing
Salt fog resistance, dustproof, waterproof, temperature change resistance, temperature influence, temperature resistance, humidity cycling change, vibration resistance
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| High pressure rain testing machine | Sand dust tester | 8 tons shaking table |