Model: 3490
Hãng sản xuất: Hioki
Xuất xứ: Japan
Bảo hành: 12 tháng
Thông số kỹ thuật:
Điện áp thử: 250V/500V/1000VDC
Điện trở đo: 100MΩ/100MΩ/4000MΩ
Độ chính xác: ±5 %
Dòng đầu ra : 1mA
Điện áp AC : 0 ~ 600V (50/60Hz), ±5 %
Chức năng hác: Kiểm tra trạng thái Pin, Kiểm tra mạch
Nguồn: LR6x4
Kích thước: 159x177x53mm
Khối lượng: 610g
Phụ kiện: Que test L9789, Pin x4, HDSD.
Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)
| Rated output voltage | 250 V DC | 500 V DC | 1000 V DC |
|---|---|---|---|
| Effective maximum indicated value | 100 MΩ | 100 MΩ | 4000 MΩ |
| Accuracy 1st effective measuring range | ±2 % of scale length 0.05 to 50 MΩ |
±2 % of scale length 0.05 to 50 MΩ |
±2 % of scale length 2 to 1000 MΩ |
| Lower limit resistance | 0.25 MΩ | 0.5 MΩ | 1 MΩ |
| (Measurement resistance value to maintain testing voltage) | |||
| Overload protection | 660 V AC (10 sec.) | ||
| Low resistance range | 3 Ω (at 200 mA testing current), ±0.09 Ω accuracy, 30 Ω (at 20 mA testing current), ±0.9 Ω accuracy, Open-circuit voltage: 4.1 to 6.9 V |
||
| AC voltage range | 0 to 600 V (50/60 Hz), ±5 % of maximum scale value accuracy, 100 kΩ or more input resistance |
||
| Other functions | Bright LED luminous scale, Drop proof (on concrete, 1 m/1 time), Battery check, Live circuit check, Auto discharge | ||
| Power supply | LR6 (AA) alkaline batteries ×4, Continuous use: 20 hours (at 500 V range, no load) | ||
| Dimensions and mass | 159 mm (6.26 in)W × 177 mm (6.97 in)H × 53 mm (2.09 in)D, 610 g (21.5 oz), (including battery, excluding test lead) | ||
| Accessories | Test lead L9787 ×1, Instruction manual ×1, Shoulder strap ×1, LR6 (AA) alkaline batteries ×4 | ||
L9787 options
Exclusively for the L9787 *The L9787 is bundled
TEST LEAD L9787
Bundled with alligator clip, 1.2 m (3.94 ft) length
BREAKER PIN L9787-91
For checking breaker terminal, Detachable for tip of the L9787, 48 mm (1.89 in) length, φ 2.6 mm (0.10 in)
L9788 options
Exclusively for the L9788-10/ L9788-11
TEST LEAD WITH REMOTE SWITCH (RED) L9788-10
Lighting LED lamp & comparator indicator (Operate only when main unit provides a comparator function), 1.2 m (3.94 ft) length
TEST LEAD SET WITH REMOTE SWITCH L9788-11
Bundled with Test Lead with Remote Switch L9788-10/ Earth lead, alligator clip, 1.2 m (3.94 ft) length
TIP PIN L9788-90
Spare parts for tip of the L9788/ L9788-10, Tip length 35 mm (1.38 in)/φ 3.2 mm (0.13 in)
BREAKER PIN L9788-92
For checking breaker terminal, Detachable for tip of the L9788-10, 65 mm (2.56 in) length, φ 2.6 mm (0.10 in)
Shared option
MAGNETIC ADAPTER 9804-02
Attaches to the tip of cord, black ×1, φ11 mm (0.43 in)
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Hotline: 085 996 3888
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