QJ57P DC double arm bridgeDetailed product description：

QJ57P DC double arm bridge

model	QJ57P type DC double arm bridge (wide range)
measurement range	0.01µΩ～1.11110kΩ
rate	range	resolution	accuracy
×10-3	0～1.11110 mΩ	0.01µΩ	2%
×10-2	0～11.1110 mΩ	0.1µΩ	0.2%
×10-1	0～111.110mΩ	1µΩ	0.05%
×1	0～1.11110Ω	10µΩ	0.05%
×10	0～11.1110Ω	100µΩ	0.05%
×10two	0～111.110Ω	1mΩ	0.05%
×10three	0～1.11110kΩ	10mΩ	0.05%
Bridge power supply	1.5V6 Section 1 1.5V Dry Battery (Parallel)
Zero finger instrument power supply	9V2 6F22 type 9V laminated battery)
Overall dimensions	(W) 320mm×(H) 280mm×(D) 170mm
weight	6kg

The QJ57P type is a portable precision DC bridge with a wide range using Kelvin lines. The product is equipped with a zeroing device and can come with a working power supply. Suitable for precise measurement of DC low resistance in laboratories, workshops, or field workplaces of industrial and mining enterprises and research institutions. It is a designated product in the wire and cable industry regulations.
*The technical parameters of QJ57P DC double arm bridge are the same as QJ57, and it adopts an internationally popular novel shell.
*Measurement of the resistance value of metal rods, sheets, cables, wires, and other metal conductors.
*Inspection of welding quality for current busbars, metal shells, etc.
*Calibration and adjustment of low resistance standards, DC splitters, power type resistors, etc.
*Measurement of switches, electrical appliances, and contact resistance.
*Measurement of DC resistance and temperature rise test for various types of motors and transformer wire groups.