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 |
Power source |
DC12V : LR14/R14 × 8pcs |
Dimensions |
177 (L) × 226 (W) × 100 (D) mm
300 (L) × 315 (W) × 125 (D) mm (Hard case) |
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)
8324 (Adaptor for recorder) |