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Smart Sensor AR4105A User Manual

Smart Sensor AR4105A
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Model: AR4105A
Digital Earth Resistance Tester
Instruction Manual
AR4105A
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Smart Sensor AR4105A Specifications

General IconGeneral
ModelAR4105A
Accuracy±(2% + 3 digits)
DisplayLCD
Data HoldYes
Power Supply6 x 1.5V AA Batteries
Resolution0.01Ω
TypeDigital Earth Resistance Tester
Ground Resistance Measurement Range0.01Ω to 2000Ω
Ground Voltage Measurement Range0 to 200V AC
Measurement Range0.01Ω to 2000Ω

Summary

Before Operation

Safety Warning

Warning

Read and understand manual contents, keep it for reference, follow steps, and understand safety details.

Safety Signal

Explanation of warning symbols (A Dangerous, A Warning, A Note) and their implications for safety.

Dangerous Precautions

Warning Precautions

Special Attention

Specification

Measuring Range and Error

Table showing earth resistance ranges, accuracy, and resolution under specified conditions.

Operation

Operation Instruction