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HIOKI PRECISION DC VOLTMETER DM7275
7-1/2 Digit DC Voltmeter for R&D to Production Lines
The DM7275 Precision DC Voltmeter delivers superior measurement accuracy of 20 ppm (0.002%), an accuracy level that is demanded by advanced applications such as aging tests of lithium-ion batteries. Other key features include contact check to maximize measurement reliability, binning and temperature compensation, making the voltmeter ideal for developing and manufacturing Li-ion batteries, electrical double-layer capacitors, electric vehicle components, and other next generation devices.
Key Features
• Basic model with 1-year 20ppm Accuracy: DM7275
• Capacitance contact check (using built-in C-monitor)
• Supports global production with built-in variable power supply
• Built-in EXT I/O, LAN, and USB
| DM7275-01 | |
|---|---|
| DM7275-02 | Built-in GP-IB |
| DM7275-03 | Built-in RS-232C |
Note: Measurement probes are not included. Purchase the probes appropriate for your application separately
-02 model
-03 model
| DC Voltage | 100 mV ( ±120.000 00 mV) to 1000 V ( ±1000.000 0 V ), 5 ranges |
|---|---|
| Basic accuracy | 10 V range: ±0.0020% rdg. ±12 μV |
| Temperature | -10.0°C to 60.0°C (14.0°F to 140°F), combined with sensor Z2001: ±0.5°C (5.0°C to 35°C) |
| Integration time | Integration time unit: PLC/ms (PLC setting: 0.02/ 0.2/ 1/ 10/ 100, ms setting: 1 ms to 9999 ms) |
| Measurement support functions | Smoothing function, null, temperature compensation, scaling, over-range display, self-calibration, auto-hold, contact check |
| Management support functions | Comparator, BIN, absolute value judgment, label display, statistics, measurement information, communication monitor, EXT. I/O TEST |
| Contact check | Check signal: 10 mV rms, threshold value: 0.5 nF to 50 nF (Cannot use in the 100 V/1000 V ranges), Contact check integration time: 1 ms to 100 ms |
| Interfaces | Standard: LAN (100BASE-TX), EXT. I/O, USB flash drive / USB device (USB2.0 Full-Speed) Optional: GP-IB (-02 type only) / RS-232C (-03 type only) / PRINTER (-03 type only) |
| Power supply | 100 to 240 V AC, 50/60 Hz, 30 VA |
| Dimensions and mass | 215 mm (8.46 in) W × 88 mm (3.46 in) H × 232 mm (9.13 in) D (-01 type): 2.3 kg (81.1 oz), (-02/-03 type): 2.4 kg (84.7 oz) |
| Accessories | Instruction manual ×1, power cord ×1, application disk (CD-R) ×1 |
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