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
32 analog + 8 standard logic channelsBlock II: 11 analog units
22 analog + 8 standard logic channels

When using analog units only:8 analog units
16 analog + 16 standard logic channels

When using analog units and logic units
Block 1: 13 analog units + 3 logic units
26 analog + 56 logic channels(8 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)

When using analog units and logic units
5 analog units + 3 logic units
10 analog + 64 logic channels(16 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)
10.8 kg (instrument only)

350 (W) × 160 (H) × 320 (D) mm (excluding protruding parts)
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)

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