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Product/Service >> Earth Ground Resistance Tester >> Extech GRT300: 4-Wire Earth Ground Resistance Tester
| Extech GRT300: 4-Wire Earth Ground Resistance Tester Code: EXTECH GRT300 Description:
เครื่องวัดความต้านทานดิน (Earth Ground Resistance Tester) 4-wire, 3-wire, and 2-wire testing
EXTECH GRT300 : 4-Wire Earth Ground Resistance Tester ยี่ห้อ Extech, USA
Measures earth ground resistance in 4 ranges from 2 to 2000 Ohm
The GRT300 measures earth ground in 4 ranges from 2 to 2000 Ohm. 4-wire, 3-wire, and 2-wire testing. Large dual line LCD. Automatic I (current) and P (potential) spike check. Test Hold function for easy operation. Autoranging, Automatic Zero adjustment, Data Hold and Auto Power off. AC Earth Voltage. Overrange and low battery indication. Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries.
Features:
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4-wire, 3-wire, and 2-wire testing
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Large dual line LCD
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Automatic I (current) and P (potential) spike check
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Test Hold function for easy operation
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Autoranging, Automatic Zero adjustment, Data Hold and Auto Power off
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AC Earth Voltage
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Overrange and low battery indication
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Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries
For complete specs please download the product datasheet (not available for some accessories)
Specifications:
|
Unit |
Range |
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Earth Ground Resistance ranges |
2Ω/20Ω/ 200Ω/2000Ω |
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Basic Accuracy |
±(2%rdg+3d) |
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Resolution |
0.01Ω/ 0.1Ω/1Ω/0.01kΩ |
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Test Current / Frequency |
<2mA / 820Hz |
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AC Earth Voltage / Frequency |
0 to 300VAC / 40 to 500Hz |
|
Accuracy |
±(2%rdg+3d) |
|
Power supply |
Eight 1.5V 'AA' Batteries |
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Dimensions |
9.8 x 7.8 x 4.3" (250 x 190 x 110mm) |
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Weight |
3.15lbs (1430g) (batteries included) |
Accessories:
-
Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries
หมายเหตุ ::
• ราคาสินค้ารวม ยังไม่รวมภาษีมูลค่าเพิ่ม 7%
• ราคาสินค้าไม่รวมค่าขนส่ง
• สเปคและราคาสินค้าอาจมีการเปลี่ยนแปลงโดยไม่แจ้งให้ทราบล่วงหน้า
 Download ดาวน์โหลดไฟล์ข้อมูลสินค้า
Weight : 1430 g. Size [length x width x high] : 19 x 25 x 11 cm. Time sale : Until the remains |
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