· 스캐너를 통하지 않고 고속 고정밀 측정 | ||||||
· 다 채널 계측 대응 (MR8740 : 54ch, MR8741 : 16ch 장착 가능) | ||||||
· 절연 입력 (각각의 채널간 절연, 본체와 채널간 절연) | ||||||
· 고속 샘플링 (최대 20MS/s, 54ch 타입은 32ch까지 동시 샘플링) | ||||||
· 랙 임베디드에 최적 (4U 높이 · 180mm의 디스플레이 레스 상자) | ||||||
· LAN 통신에 의한 원격 측정 | ||||||
MR8740 and MR8741 specifications | ||||||
MR8740 | MR8741 | |||||
Number of channels | Max. 54 analog + 16 logic | Max. 16 analog + 16 logic | ||||
Number of input units | When using analog units only:Block I: 16 analog units | When using analog units only:8 analog units | ||||
32 analog + 8 standard logic channelsBlock II: 11 analog units | 16 analog + 16 standard logic channels | |||||
22 analog + 8 standard logic channels | ||||||
When using analog units and logic units | When using analog units and logic units | |||||
Block 1: 13 analog units + 3 logic units | 5 analog units + 3 logic units | |||||
26 analog + 56 logic channels(8 standard logic + 48 logic unit channels) | 10 analog + 64 logic channels(16 standard logic + 48 logic unit channels) | |||||
Block II: 8 analog units + 3 logic units | ||||||
16 analog + 56 logic channels(8 standard logic + 48 logic unit channels) | ||||||
Compatible input units (optional) | Analog Unit 8966, Temperature Unit 8967, High Resolution Unit 8968, Strain Unit 8969, Frequency Unit 8970, Current Unit 8971 (MR8740: up to 4 units), Logic Unit 8973 (up to 3 units), DVM Unit MR8990 | |||||
Measurement ranges (20div full scale) | 5 mV to 20 V/div, 12 ranges, resolution: 1/100 of range (with 8966) | |||||
5 mV to 20 V/div, 12 ranges, resolution: 1/1,600 of range (with 8968) | ||||||
Maximum input voltage | 400 V DC (maximum voltage that can be applied across input terminals without damaging the instrument when using Models 8966/8968) | |||||
Maximum rated
terminal-to-ground voltage |
300 V AC/DC (inputs and instrument are isolated; maximum voltage that can be applied between input channels and chassis or between input channels without damaging the instrument) | |||||
Frequency characteristics | DC to 5 MHz (-3 dB, with 8966) or DC to 100 kHz (-3 dB, with Model 8968) | |||||
Time axis (memory operation) | 5 μs to 5 min/div, 26 ranges, time-axis resolution: 100 points/div | |||||
Measurement functions | Memory (high-speed recording), FFT | |||||
Memory capacity | 16 MW/channel (fixed) | |||||
External storage device | USB 2.0 flash memory | |||||
Display | None | |||||
Digital DVI terminal for use with separately purchased display (MR8740: separate terminal for each block) | ||||||
External interfaces | LAN: 100BASE-TX (DHCP and DNS support, FTP server, HTTP server) | |||||
USB: USB 2.0 series A receptacle × 2 (for mouse operation) | ||||||
Power supply | 100 to 240 V AC, 50/60 Hz (max. 250 VA) | 100 to 240 V AC, 50/60 Hz (max. 120 VA) | ||||
Dimensions and weight | 426 (W) × 177 (H) × 505 (D) mm (excluding protruding parts) | 350 (W) × 160 (H) × 320 (D) mm (excluding protruding parts) | ||||
10.8 kg (instrument only) | 5.4 kg (instrument only) | |||||
Accessories | Instruction manual × 1, application disk (Wv Wave Viewer and communications command list) × 1, power cord × 1, rack-mounting hardware (EIA, MR8740 only) | |||||
MR8990 specifications | ||||||
Measurement function | DC voltage measurement | |||||
Number of input channels | 2 | |||||
Input terminals | Isolated BNC terminals | |||||
Measurement ranges | 5 mv/div to 50 V/div, 5 ranges | |||||
Resolution | 6.5-digit display, 24 bits | |||||
Maximum resolution | 0.1 μV (5 mV/div range) | |||||
Measurement accuracy | ±0.01% rdg. ±0.0025% f.s. | |||||
Integration time | 50 Hz power supply frequency: 20 ms × NPLC | |||||
60 Hz power supply frequency: 16.67 ms × NPLC | ||||||
*NPCL settings: 0.1 to 0.9 (increments of 0.1), 1 to 9 (increments of 1), 10 to 100 (increments of 10) | ||||||
Maximum input voltage | 500 V (maximum voltage that can be applied across input terminals without damaging the instrument) | |||||
Maximum rated
terminal-to-ground voltage |
300 V (inputs and instrument are isolated; maximum voltage that can be applied between input channels and chassis or between input channels without damaging the instrument) | |||||
Supported instruments | MEMORY HiCORDER MR8740/MR8741 | |||||
Options | Test Lead L2200 |
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