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Test voltage: 2500V
Measuring ranges: 5GΩ/200GΩ (Auto-ranging)
Accuracy:
0.2 - 100GΩ: ±5%rdg
0 - 0.2GΩ, 100GΩ - ∞:
±10%rdg or 0.5% of scale length
Applicable standards:
IEC 61010-1, 61010-2-030
Pollution degree 2, IEC 61010-031, IEC 61326-1, 2-2
Power source: DC12V : LR14/R14 × 8pcs
Dimensions: 177 (L) × 226 (W) × 100 (D) mm
Weight : 1.7kg approx.
Accessories:
7165A (Line probe: 3m)
7264 (Earth cord: 3m)
7265 (Guard cord: 3m)
8019 (Hook type prod)
9183 (Carrying case[Hard])
LR14 (Alkaline battery size C) × 8
Instruction manual
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| MODEL | 3121B | 3122B |
| Test voltage | 2500V | 5000V |
| Measuring ranges | 2GΩ/100GΩ (Auto-ranging) | 5GΩ/200GΩ (Auto-ranging) |
| Accuracy | 0.1 - 50GΩ: ±5%rdg 0 - 0.1GΩ, 50GΩ - ∞: ±10%rdg or 0.5% of scale length |
0.2 - 100GΩ: ±5%rdg 0 - 0.2GΩ, 100GΩ - ∞: ±10%rdg or 0.5% of scale length |
| Applicable standards | IEC 61010-1, 61010-2-030 CAT Ⅳ 300V / CAT Ⅲ 600V Pollution degree 2, IEC 61010-031, IEC 61326-1, 2-2 |
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| Power source | DC12V : LR14/R14 × 8pcs | |
| Dimensions | 177 (L) × 226 (W) × 100 (D) mm 300 (L) × 315 (W) × 125 (D) mm (Hard case) |
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| Weight | 1.6kg approx. | 1.7kg approx. |
| Accessories | 7165A (Line probe: 3m) 7264 (Earth cord: 3m) 7265 (Guard cord: 3m) 8019 (Hook type prod) 9182 (Carrying case[Hard]) LR14 (Alkaline battery size C) × 8 Instruction manual |
7165A (Line probe: 3m) 7264 (Earth cord: 3m) 7265 (Guard cord: 3m) 8019 (Hook type prod) 9183 (Carrying case[Hard]) LR14 (Alkaline battery size C) × 8 Instruction manual |
| Optional | 7168A (Line probe with aligator clip: 3m) 7253 (Longer line probe with alligator clip: 15m) 8302 (Adaptor for recorder) |
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