Electric Meter Modification and Calibration Experiment

Experiments :

• Ammeter design, modification, and calibration.

Experiments :

• Voltmeter design, modification, and calibration.

Experiments :

• Ohmmeter design and calibration.

Analog Meter Movement :

• Measuring Range: 1 mA.
• Internal Resistance: Approximately 155 Ω.
• Accuracy Class: 1.5.

Resistance Box :

• Adjustment Range: 0–11,111.0 Ω.
• Accuracy Class: 0.1.

Standard Ammeter :

• Measuring Ranges: 0–2 mA and 0–20 mA.
• 3.5-digit digital display.
• Accuracy: ±0.5%.

Standard Voltmeter :

• Measuring Ranges: 0–2 V and 0–20 V.
• 3.5-digit digital display.
• Accuracy: ±0.5%.

Adjustable Regulated Voltage Source :

• Output Ranges: 0–2 V and 0–10 V.
• Stability: 0.1% per minute.

Protection System :

• Optional dual-direction meter protection circuit to prevent damage to the meter movement.

Manufactured By :

• Atico Export India for Physics Lab Experiments.