Máy Đo Điện Trở Cách Điện Hioki IR4057-20 (1000V, 4000MΩ) Mã đặt hàng: 2659

Máy Đo Điện Trở Cách Điện Hioki IR4057-20 (1000V, 4000MΩ) (Mã đặt hàng: 2659)

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Mã sản phẩm IR4057-20
Thương hiệu: Hioki
Đơn vị tính: Cái
Quy cách đóng gói: Đang cập nhật
Trọng lượng tạm tính: 0.64Kg
Dải đo: 100, 250, 500, 2000, 4000 MΩ
Độ chính xác: ±4% rdg.
DCV: 4.2V (0.001V) đến 600V (1V)
Nguồn: LR6 (AA)
Trọng lượng: 640g
Phụ kiện: Dây đo L9787 ×1, dây đeo ×1, Hướng dẫn sử dụng ×1, 4 pin LR6 (AA)

Hioki insulation resistance testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. The IR4057-20 is a 5-range, 50V to 1000V digital insulation resistance tester with bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.

 

■ Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

Rated output voltage 50 VDC 125 VDC 250 VDC 500 VDC 1000 VDC
Effective maximum indicated value 100 MΩ 250 MΩ 500 MΩ 2000 MΩ 4000 MΩ
Accuracy 1st effective measuring range MΩ ±2 % rdg. ±2 dgt.
0.200 - 10.00
±2 % rdg. ±2 dgt.
0.200 - 25.0
±2 % rdg. ±2 dgt.
0.200 - 50.0
±2 % rdg. ±2 dgt.
0.200 - 500
±2 % rdg. ±2 dgt.
0.200 - 1000
Lower limit resistance 0.05 MΩ 0.125 MΩ 0.25 MΩ 0.5 MΩ 1 MΩ
Overload protection AC 600 V (10s) AC 1200 V (10s)
DC voltage measurement 4.2 V (0.001 V resolution) to 600 V (1 V resolution), 4 ranges,
Accuracy: ±1.3% rdg. ±4 dgt., Input resistance: 100 kΩ or higher
AC voltage measurement 420 V (0.1 V resolution) / 600 V (1 V resolution), 2 ranges, 50/60 Hz,
Accuracy: ±2.3% rdg. ±8 dgt., Input resistance: 100 kΩ or higher, Average rectifier
Low resistance measurement For checking the continuity of ground wiring, 10 Ω (0.01 Ω resolution) to 1000 Ω (1 Ω resolution), 3 ranges, Basic accuracy: ±3 % rdg. ±2 dgt., testing current 200 mA or more (at 6 Ω or less)
Display Semi-transmissive FSTN LCD with back lighting, bar-graph indicator
Response time Approx. 0.3 second for PASS/FAIL decision (based on in-house testing)
Other functions Indicate MΩ measurement value after a lapse of one minute, Live circuit indicator, Automatic electric discharge, Automatic DC/AC detection, Comparator, Drop proof, Auto power save
Power supply LR6 (AA) alkaline batteries × 4, Continuous use: 20 hours (based on in-house testing)
Number of measurements: 1000 times (at 5 s ON, 25 s OFF cycle, insulation measurement of lower limit resistance value to maintain nominal output voltage)
Dimensions and mass 159 mm (6.26 in) W × 177 mm (6.97 in) H× 53 mm (2.09 in) D, 640 g (22.6 oz) (including batteries, excluding test leads)
Accessories Test Lead L9787 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4
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