HIOKI MR8827/MR8847A Modular Stand-Alone Memory Recorders
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Benefits of the MR8827, MR8847A Data Recorders with Display and Printing
- Modular recorders with main units and a wide choice of I/O units.
- Various measurements and individual channel combinations can be configured.
- Built-in display and printer (option on MR8827).
HIOKI MR8827/MR8847A Modular Stand-Alone Memory Recorders
The HIOKI MR8827 and MR8847A are modular stand-alone memory recorders with a 10.4"/26.4 cm TFT color LCD and built-in printer (standard for MR8847, factory-installed option for MR8827). The devices are the main units that can be equipped with a wide choice of I/O units/modules to configure individual memory recorder systems for various measurements like voltage, temperature, current etc.
- MR8827 high-speed memory recorder with simultaneous data acquisition.
- 32 analog and 32 logic channels to 28 analog and 64 logic channels.
- Large capacity memory of total 512M-words.
- Built-in printer option (factory-installed, specify with order).
- MR8847A high-speed memory recorder with three memory options.
- 32 analog channels and 16 logic channels to 20 analog channels and 64 logic channels.
- 64, 256, or 512 MWords memory versions.
- Soil-resistant construction strong against adverse working environments.
- Big buttons coated to withstand industrial oil and residue.
- A4 size built-in printer.
- Drop-in paper loading and one-touch setup, along with high-speed 50mm/s printing.
- Fully-isolated.
- Generate and record waveforms with a single unit.
- Output previously recorded problematic waveforms and apply to devices under test to simulate potential issues.
- Modular main unit that can be configured for a wide variety of measurements with a total of 23 (MR8827) or 17 (MR8847A) plug-in modules.
- High-speed sampling up to 20 MS/s.
- Direct 1000 V high voltage input testing.
Model Overview
| Model | HIOKI MR8827 | HIOKI MR8847A | ||
| MR8847A-51 | MR8847A-52 | MR8847A-53 | ||
| Number of slots | Max. 16 | Max. 8 (limitation on number of slots: Max. 3 when using the 3-channel current unit U8977; max. 4 when using the current unit 8971; max. 3 when using the logic unit 8973) | ||
| Max. number of channels | 32 channels analog + 32 channels logic, or 28 channels analog + 64 channels logic (when use with built-in logic input + 2x plug-in logic unit 8973) | 32 channels analog + 16 channels logic, or 20 channels analog + 64 channels logic (when used with built-in logic input + 3x plug-in logic unit 8973) | ||
| Number of logic channels | 32 channels logic (logic probe terminal GND share a common GND with chassis), built-in logic input not available when using DVM unit MR8990 on slots 1, 2, 9, or 10 (limitation on using built-in logic input with logic measurement ON: Measurement resolution on slots 1, 2, 9, and slot 10 is limited up to 12 bit; cannot use frequency unit 8970 on slots 1, 2, 9, or 10) | 16 channels logic (logic probe terminal GND share a common GND with chassis), built-in logic input not available when using DVM unit MR8990 on slots 1 or 2 (limitation on using built-in logic input with logic measurement ON: Measurement resolution on slots 1 and 2 is limited up to 12 bit; cannot use frequency unit 8970 on slots 1 or 2) | ||
| Measurement ranges (20 div full-scale) | Analog unit 8966: 5 mV/div...20 V/div, 12 ranges, resolution: 1/100 of range (using 12-bit A/D); high resolution unit 8968: 5 mV/div...20 V/div, 12 ranges, resolution: 1/1600 of range (using 16-bit A/D) | Analog unit 8966: 5 mV/div...20 V/div, 12 ranges, resolution: 1/100 of range (using 12-bit A/D); high voltage unit U8974: 200 mV/div...50 V/div, 8 ranges, resolution: 1/1600 of range (using 16-bit A/D) | ||
| Max. allowable input | 400 VDC (using the 8966/8968) | 400 VDC (using the 8966), 1000 VDC (using the U8974) | ||
| Frequency characteristics | DC...5 MHz (-3 dB, using the 8966), DC...100 kHz (-3 dB, using the 8968) | DC...5 MHz (-3 dB, using the 8966), DC...100 kHz (using the U8794) | ||
| Time axis (memory function) | 5 µs...5 min/div, 26 ranges, at 100 points/div resolution | 5 µs...5 min/div (100 samples/div) 26 ranges,; external sampling (100 samples/div, or free setting), time axis zoom: x2 to x10 in 3 stages, compression: 1/2 to 1/200000 in 16 stages | ||
| Measurement functions | Memory (high-speed recording), recorder (real-time recording), X-Y recorder, FFT | |||
| Other functions | Numerical calculation, waveform processing, waveform judgment (at memory, or FFT function) | Waveform judgment (at memory, or FFT function) | ||
| Memory capacity | Total 512 MWords: 128 MWords/channel (using 4 analog channels) to 16 MWords/channel (using 32 analog channels) | Total 64 MWords: 32 MWords/channel (using 2 analog channels) to 2 MWords/channel (using 32 analog channels) | Total 256 MWords: 128 MWords/channel (using 2 analog channels) to 8 MWords/channel (using 32 analog channels) | Total 512 MWords: 256 MWords/channel (using 2 analog channels) to 16 MWords/channel (using 32 analog channels) |
| Data storage media | USB memory stick, CF card, built-in SSD unit (option, 128 GB), approx. 125 s when saving 100 MB of data; data of 100 MB in size can record 16,000 div waveforms across 32 channels | CF card slot (standard, up to 2 GB, FAT, or FAT-32 format), SSD (128 GB, optional), USB memory stick (USB 2.0) | ||
| Printing | Built-in A4-size printer option: 216 mm x 30 m, thermal paper roll, recording speed max. 50 mm/s. Note: Printer unit U8350 is a factory-built-in option that must be specified upon order. | 216 mm x 30 m thermal paper roll, recording speed max. 50 mm/s. Note: A4 size built-in printer standard. | ||
| Display | 10.4"/26.4 cm TFT color LCD (SVGA, 800x600 dots) | |||
| Interfaces | LAN (100BASE-TX), USB 2.0 host and device (2x series A receptacle for USB memory, mouse, series B receptacle for communication with PC, mass storage) | LAN (100BASE-TX; FTP server, HTTP server), USB2.0 host and device (1x series A receptacle, 1x series B receptacle for file transfer internal drive/CF card to PC, or remote control from PC) | ||
| Power supply | 100...240 VAC, 50/60 Hz (220 VA max., when using printer: 350 VA max.) | 100...240 VAC, 50/60 Hz (130 VA max., when using printer: 220 VA max.), 10...28 VDC (when using the optional factory-installed DC power unit 9784) | ||
| Dimensions (mm) | 401 x 233 x 388; 12.6 kg (main unit only) | 351 x 261 x 140; 7.6 kg (main unit only) | ||
| Third party software support | LabVIEW and MATLAB script support available for MR8827, MR-8847A-51, MR-8847A-52, MR-8847A-53 | |||
| Supported plug-in units | 8966 analog unit/voltage 2 channels; 8967 analog unit/voltage, temperature/thermocouples 2 channels; 8968 analog unit/high resolution voltage 2 channels; U8969 strain gauge unit 2 channels; 8970 frequency unit (frequency, RPM, pulse, etc.) 2 channels; 8971 analog unit/current 2 channels; 8972 analog unit/voltage DC/RMS 2 channels; 8973 logic unit 16 channels; U8974 analog unit/high voltage 2 channels; MR8990 digital voltmeter unit 2 channels; MR8790 waveform generator unit 4 channels; MR8791 pulse generator unit 8 channels; U8793 arbitrary waveform generator unit 2 channels | |||
| - | U8975 analog unit/voltage 4 channels; U8977 analog unit/current 3 channels; U8978 analog unit/high resolution voltage 4 channels; U9879 charge/acceleration unit 2 channels | |||
Included: HIOKI MR 8827 or 8847A, instruction manual, power cord, application CD, input cord label; MR8847A: Measurement guide, USB cable, ferrite clamp; devices with printer unit: Printer paper, 2x roll paper attachment.
Model Versions and Compatible Modules
| Model | Description | Number of channels | Compatible with version... | Fastest sampling | Bandwidth | A/D resolution | DC accuracy (f.s.) | Max. input voltage | Sensitivity | Max. sensitivity range (f.s.) | Isolation | Supplement | |
| MR8827 | Main unit, 16 slots, depending on modules max. 28 or 32 channels analog and 32 or 64 logic/digital channels | ||||||||||||
| MR8847-51 | Main unit, 8 slots, depending on modules max. 20 or 32 channels analog and 16 or 64 logic/digital channels, up to 64 MWords memory | ||||||||||||
| MR8847-52 | Main unit, 8 slots, depending on modules max. 20 or 32 channels analog and 16 or 64 logic/digital channels, up to 256 MWords memory | ||||||||||||
| MR8847-53 | Main unit, 8 slots, depending on modules max. 20 or 32 channels analog and 16 or 64 logic/digital channels, up to 512 MWords memory | ||||||||||||
| ▸8966 | Analog unit | MR8827, MR8847 | 2 | 20 MS/s | DC...5 MHz | 12 bit | ±0.5% | 400 VDC | 0.05 mV | 100 mV | Yes | - | |
| ▸U8975 | 4-channel analog unit | MR8847 | 4 | 5 MS/s | DC...2 MHz | 16 bit | ±0.1% | 200 VDC | 0.125 mV | 4 V | Yes | - | |
| ▸U8978 | 4-channel analog unit | MR8847 | 4 | 5 MS/s | DC...2 MHz | 16 bit | ±0.3% | 40 VDC | 3.125 µV | 100 mV | Yes | - | |
| ▸8968 | High resolution unit | MR8827, MR8847 | 2 | 1 MS/s | DC...100 kHz | 16 bit | ±0.3% | 400 VDC | 3.125 µV | 100 mV | Yes | with AAF | |
| ▸8972 | DC/RMS unit | MR8827, MR8847 | 2 | 1 MS/s | DC...400 kHz | 12 bit | ±0.5% | 400 VDC | 0.05 mV | 100 mV | Yes | with RMS | |
| ▸U8974 | High voltage unit | MR8827, MR8847 | 2 | 1 MS/s | DC...100 kHz | 16 bit | ±0.25% | 1000 VDC; 700 VAC | 0.125 mV | 4 V | Yes | - | |
| ▸MR8990 | Digital voltmeter unit | MR8827, MR8847 | 2 | 2 ms | - | 24 bit | ±0.01% rdg. ±0.0025% f.s. | 500 VDC | 0.1 µV | 100 mV | Yes | - | |
| ▸U8977 | 3-channel current unit | MR8847 | 3 | 5 MS/s | DC...2 MHz | 16 bit | ±0.3% | Current sensor only | Depends on current sensor | - | Max. 3 units | ||
| ▸8971 | Current unit | MR8827, MR8847 | 2 | 1 MS/s | DC...100 kHz | 12 bit | ±0.65% | Current sensor only | Depends on current sensor | - | with RMS; max. 4 units | ||
| ▸8967 | Temperature unit | MR8827, MR8847 | 2 | 1.2 ms | DC | 16 bit | see detailed reference | Thermocouples only | 0.01°C | 200°C (392°F) | Yes | - | |
| ▸U8969 | Strain unit | MR8827, MR8847 | 2 | 200 kS/s | DC...20 kHz | 16 bit | ±0.5% ±4 µε | Strain only | 0.016 µε | 400 µε | Yes | Discontinued product 8969 can also be used | |
| ▸8970 | Frequency unit | MR8827, MR8847 | 2 | 200 kS/s | DC...100 kHz | 16 bit | - | 400 VDC | 0.002 Hz | Depends on mode | Yes | - | |
| ▸U8979 | Charge unit | MR8847 | 2 | 200 kS/s | DC...50 kHz (DC); 1 Hz...50 kHz (AC) | 16 bit | ±0.5% (voltage); ±2.0% (acceleration) | 40 VDC | Depends on acceleration sensor | Yes | Supports TEDS | ||
| ▸8973 | Logic unit | MR8827, MR8847 | 4 probes (16 channels) | - | - | - | - | - | - | - | - | Requires 9320-01, 9327 or MR9321-01 | |
| Output signal | Model | Description | Compatible with | Number of channels | Output function | Output voltage range | |||||||
| ▸U8793 | Arbitrary waveform generator unit | MR8827, MR8847 | 2 | Function generator: Sine, square, pulse, triangle, ramp, DC; arbitrary waveform generation: Measurement waveform with memory recorder, waveform editted with the SP8000 | -10...15 V | ||||||||
| ▸MR8790 | Waveform generator unit | MR8827, MR8847 | 4 | DC, sine wave (output frequency range: 0 Hz...20 kHz) | -10...10 V | ||||||||
| ▸MR8791 | Pulse generator unit | MR8827, MR8847 | 8 | Pulse output: Frequency 0 Hz...20 kHz; logic output: Voltage level 0...5 V, open-collector Output terminal connector: D-sub, half-pitch, 50-pin | |||||||||
