MR8740 adalah sistem akuisisi data yang dapat dipasang di rak yang memberikan pengukuran multi-saluran berkecepatan tinggi melebihi maksimum 32 + 22 saluran. Modul MR8990 DVM adalah unit input 2-channel untuk MR8740 untuk mengukur fluktuasi menit dalam output dari sensor di mobil dan peralatan lainnya serta fluktuasi tegangan pada perangkat seperti baterai pada tingkat presisi dan resolusi tinggi.
| Max. Number of channels | [Block I] 32 ch analog + 8 ch logic, or 29 ch analog + 56 ch logic (when used with built-in logic input + plug-in logic unit 8973 × 3) [Block II] 22 ch analog + 8 ch logic, or 19 ch analog + 56 ch logic (when used with built-in logic input + plug-in logic unit 8973 × 3) |
|---|---|
| Number of slots | [Block I] 16 slots (Max. 16) [Block II] 11 slots (Max. 11)[Limitation on number of slots] when using the Current Unit 8971: Max. 4, When using the Logic Unit 8973: [Block I] Max. 3; cannot use slots 9 to 16 [Block II] Max. 3; cannot use slots 9 to 11 |
| Number of logic channels | [Block I] 8 ch logic (Logic probe terminal GND share a common GND with chassis. ) [Block II] 8 ch logic (Logic probe terminal GND share a common GND with chassis. )[Limitation on using built-in logic input] applies to both Block I and Block II (with logic measurement ON) • Measurement resolution on slots 1 and 2 is limited up to 12 bits • Cannot use Frequency Unit 8970 on slots 1 and 2 • When using the DVM Unit MR8990 on slots 1 or 2: cannot use built-in logic input |
| Measurement ranges (20 div full scale) | 5 mV to 20 V/div, 12 ranges, resolution : 1/100 of range (when using 8966) 5 mV to 50 V/div, 5 ranges, resolution : 1/50,000 of range (when using MR8990) |
| Max. allowable input | 400 V DC (when using 8966; upper limit voltage that can be applied between input terminals without damage) |
| Max. rated voltage to earth | 300 V AC/DC (input and instrument are isolated; between input channels and chassis; upper limit voltage that can be applied between input channels without damage) |
| Frequency characteristics | DC to 5 MHz (-3 dB, when using 8966) |
| Time axis (MEMORY operation) | 5 µs to 5 min/div; 26 ranges; time axis resolution: 100 points/div; time axis expansion: 3 stages from ×2 to ×10; compression: 13 stages from 1/2 to 1/20,000 |
| Measurement functions | Memory (high-speed recording), FFT |
| Memory capacity | 16 MW/ch (fixed), total of 864 MW installed |
| Removable storage | USB memory stick (USB 2.0) |
| Display | None (1 digital DVI terminal per block, 800 × 600 dots) |
| External interfaces | [LAN] 100Base-TX (DHCP and DNS support, FTP server, HTTP server) [USB] USB 2.0 Series A receptacle × 2 (mouse operation) |
| Power supply | 100 to 240 V AC, 50/60 Hz (250 VA max.) |
| Dimensions and mass | 426 mm (16.77 in) W × 177 mm (6.97 in) H × 505 mm (19.88 in) D, 10.8 kg (381.0 oz) (main unit only) |
| Accessories | Instruction manual × 1, Application disk (Wave viewer Wv, Communication commands table) × 1, Power cord × 1 |
Gunakan dengan Unit Generator Gelombang Sewenang-wenang U8793 untuk membuat generator fungsi, generator bentuk arbitrer, dan pengukuran bentuk gelombang dalam satu perangkat.
* Pemantauan layar dan operasi jarak jauh tersedia melalui browser Internet. Untuk operasi jarak jauh yang lebih cepat dan lebih nyaman, kami sarankan untuk menggunakan Communicator LAN Hioki 9333.
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