Model 2755 measures resistances from 1 Ω to 10 MΩ by operation of dials and switches. Batteries and a galvanometer are self-contained. The front control panel is provided with power and galvanometer circuit selectors, one ratio arm, and four measuring dials.

Specifications

Dimensions
182 × 226 × 128 mm 7 1/4 × 9 × 4 3/4 in.

Weight
2 kg 4.4 lbs

Measuring Range
1.000Ω to 10.00MΩ

Measuring Arm
x 1mΩ, x 10Ω + 10Ω x 10 + 100Ω x 10 + 1000Ω x10 (min. one step: 1Ω)

Ratio Arms
x 0.001 × 0.01, x 0.01, x 0.1, x 1, x 10, 100, x 1000 (M10, M100, M1000 Murray & Varley loop testing)

Accuracy
Range, ±0.1% of reading on 100Ω to 100kΩ Range, ±0.3% of reading on 10Ω to 1MΩ Range, ±0.6% of reading on 1Ω to 10MΩ Range

Temperature Coefficient of Resistance Elements
±0.5 × 10-5 /°C at ambient temperature of 5 to 35°C (41 to 95°F), ±2 × 10-5 /°C at ambient temperature of 20 to 35°C (68 to 95°F)

Galvanometer (Built-In)
Sensitivity 0.9 μA/div, Internal Resistance – Approx. 150Ω, External Critical Damping resistance – Approx. 800Ω, Period – within 1.5 Seconds

Galvanometer Power Source
Three 1.5V batteries (built-in)

Operating Temperature Range
5 to 35°C (41 to 95°F)

Humidity Range
85% Max., Relative Humidity

Outer Case
ABS Resin

Current Rating
0.01A at x 10 (1000Ω) 0.1A at x 1 (100Ω) 0.3A at x 0.1 (10Ω) 10A at x 0.0001 (0.01Ω) 1A at x 0.01 (1Ω) 3A at x 0.001 (0.1Ω)

Accessories Supplied at No Extra Cost
Carrying Case

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