QJ57P DC Dual arm Resistance Bridge
DC dual arm resistance bridgeAdopting a Kelvin line wide range portable precision DC bridge. The product is equipped with a zeroing device and can come with a working power supply. Adapt to precision measurement of DC low resistance in laboratories, workshops, or field workplaces of industrial and mining enterprises and research institutions. It is the designated testing instrument for wire and cable conductor resistance industry.
Measurement range: 0.01 µ Ω~1.1111K Ω;
There are seven effective ranges, with range magnifications of X10-3, X10-2, X10-1, X1, X10, X102, X103, respectively
Accuracy level: 0.05 level;
Bridge power supply: 1.5V 6-cell No.1 dry battery (parallel)
Zero pointer power supply: 9V, 2 6F22 type stacked batteries;
Dimensions: 320 × 280 × 170mm;
Weight: Approximately 6kg.

QJ57PPhysical connection diagram of DC dual arm resistance bridge and resistance fixture

The commonly used QJ84 resistance tester is also connected to the resistance fixture for use

