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td1400 loop resistance tester

用于测量高低压开关、铜铝母线的回路电阻或接触电阻的便携式仪器


准确度 0.2 级 / 0.5 级可选

内置精密直流恒流源,可长时间连续输出最大 200 a 电流

电阻测量范围:0.01 mω ~ 180 mω

overview

model td1400, the optional classes of accuracy are 0.2 and 0.5, applied to measure the loop resistance or contact resistance of high-low voltage switches and copper/aluminum busbars.

this tester complies with the following standards:

jjg 1052-2009 verification regulation of loop resistance tester and dc resistance meters

● dl/t 845.4-2004 general specifications for measuring resistance equipments part 4: loop resistance measurement testor

features

● continuously output 100 a/200 a dc current for a long time by a precision dc constant current source.

● resistance measurement range is from 0.0100 mω to 180.00 mω with a 5 digits display, and the tested current is from 2 a to 240 a.

● large lcd touch screen, more intuitive of value display and easier operation.

● data storage, printing and remote transmission via rs-232 interface.

● support measuring and printing reports in field by the built-in micro-printer.

● small size, light weight and easy to carry.

electrical specifications

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general specifications

● line power: 220 v ±22 v, 50 hz ±2 hz

● maximum power consumption: 1500 va

● operating environment: -20 °c to +45 °c, 20 % to 80 % r·h, non-condensing

● storage environment: -20 °c to +55 °c, <95 % r·h, non-condensing

● safety: the insulation resistance between the 220 v power and the chassis is more than 20 mω at a test voltage of 500 v/50 hz.

● dimensions (w × h × d): 390 mm × 205 mm × 280 mm

 weight: 8 kg

● communication: rs-232 interface

selection guide

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