Description of QJ19 single arm dual-purpose DC bridge:

It can measure the DC resistance within the range of 10-5~106 Ω, the resistivity of metal materials, the contact resistance of electrical equipment such as switches, relays, contactors, and the DC resistance of motor and transformer windings.

Main technical performance
1. Measurement range: 10 μ Ω~1M Ω
2. Accuracy: 0.05%
3. Dimensions: 407 × 257 × 170 (mm)
4. Quality: 6kg

Main parameters of each range

Complete set (user customized)

1. AC15/2 or AC15/4 galvanometer.
2. BZ3 standard resistors (10, 1, 0.1, 0.01, 0.001 Ω), depending on specific measurement needs.
3.871 type DC precision stabilized voltage and current source.