Model 2768 is a Precision bridge used for the exact determination of resistance in the 100 MΩ to the 110MΩ Range with an accuracy of 0.01 to 0.05%. Since this instrument includes a high-sensitivity transistorized galvanometer and bridge power source, no auxiliary device is required.

Specifications

Dimensions
310 × 491 × 140 mm 12 1/4 × 19 3/8 × 5 1/2 in.

Weight
10 kg 22 lbs

Measuring Method
Null method (in-line readout).

Measuring Arm
0 to 11, 111Ω adjustable in 0.1Ω steps, (consists of five decades; 1,000Ω x 10 + 100Ω x 10Ω x 10 + 1Ω x 10 + 0.1Ω x 10)

Multiplier
x 100mΩ, x 1Ω, x 10Ω, x100Ω, x1kΩ, x 10kΩ, x100kΩ, x1MΩ, and x10MΩ

Accuracy
(at 23±2°, less then 75%) x 100mΩ range ±0.5mΩ, x 1Ω range (±0.02% of setting +0.5mΩ) x 10Ω range, x 100kΩ & 1MΩ ranges ±0.02% of setting x100Ω x 1kΩ & x 10kΩ ranges &

Maximum Allowable Input
0.2W continuously for ratio arm, 0.2W continuously per element of Measuring arms

Insulation Resistance
More then 1000MΩ at 250V DC at ambient Humidity of less then 75% between electric circuit and case

Dielectric Strength
500V AC for one minute between electric circuit and case

Galvanometer (Built-In)
Max sensitivity approx. 10µV/div. (provided with a sensitivity adjuster)

Galvanometer Power Source
Single 9V battery (JIS 6F22 or equivalent)

Galvanometer Battery Life
Approx. 300 Hours

Case
Grey metal Case, with plastic feet and carrying handles

Bridge Power Source (Built-In)
Power source range – 1.5/3/6/15V selectable, Power source battery – four 1.5V batteries (JIS R20P, ANSI D, Mono 1.5V or equivalent) and a single 9V battery (JIS 6F22, ANSI 6F22, Energieblock 9V or equivalent)

Measuring Range

Range Measuring Range Min Division

x 100 MΩ
0.10000 to 1.11110 Ω
10 μΩ

x 1 Ω
1.0000 to 11.1110 Ω
0.1 mΩ

x 10 Ω
10.000 to 111.110 Ω
1 mΩ

x 100 Ω
100.00 to 1111.10 Ω
10 mΩ

x 1 kΩ
1.0000 to 11.1110 kΩ
0.1 Ω

x 10 kΩ
10.000 to 111.110 kΩ
1 Ω

x 100 kΩ
100.00 to 1111.10 kΩ
10 Ω

x 1 MΩ
1.0000 to 11.1110 kΩ
100 Ω

x 10 MΩ
10.000 to 111.110 kΩ
1 kΩ

Product Average Rating:

(0 reviews)

No current Alternatives.
You may find Alternatives in category.