Description
Isolated/Universal input, standalone multi-channel data logger ideal for voltage/temperature measurement on multiple channels.
Features
- Flexible input system for wide array of applications
- Wireless LAN capability for remote monitoring and remote data logging system
- Extended memory capacity using SD memory card
- Maximum sampling interval of up to 10ms
- Large easy-to-read 7-inch wide color LCD for GL840M and 4.3-inch for GL240
Specifications
| Number of analog input channels | 20 channels in standard configuration, Expandable up to 200 channels | ||
| Number of analog input terminals | Up to 10 terminals (20 channels / terminal), standard config:1 | ||
| Type of analog input terminal | Multi-input type, Withstand-voltage type | ||
| Port for digital sensor | 1 port for the sensor/input terminal/adapter of GL100 | ||
| External input/ output *¹ |
Input *² | Trigger or Sampling (1 channel), Logic/Pulse (4 channels) | |
| Output *³ | Alarm (4 channels | ||
| Sampling interval | 10 ms to 1 hour (10ms to 50ms: voltage only) *⁴, External signal | ||
| Time scale of waveform display | 1 sec. to 24 hour /division | ||
| Trigger, Alarm function |
Trigger action | Start or stop capturing data by the trigger | |
| Repeat action | Off, On (auto rearmed) | ||
| Trigger source | Start: Off, Measured signal, Alarm, External, Clock, Week or Time Stop: Off, Measured signal, Alarm, External, Clock, Week or Time |
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| Condition Setting | Combination: AND / OR Analog signal: Rising (High), Falling (Low), Window-in, Window-out Logic signal: Pattern (combination of each input signal in high or low) Pulse (number of count): Rising (High), Falling (Low), Window-in, Window-out |
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| Alarm output | Outputs a signal when alarm condition occurs in the input signal *⁵ | ||
| Pulse input function |
Rotation count (RPM) mode |
Counts the number of pulses per sampling interval and converts to rpm (rotations per minute), Number of pulses for one rotation can be set to 50, 500, 5000, 50k, 500k, 5M, 50M, 500M rpm/F.S. (rpm./Full Scale) |
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| Accumulating count mode |
Accumulates the number of pulses from the start of measurement 50, 500, 5000, 50k, 500k, 5M, 50M, 500M C/F.S. (Counts/Full Scale) |
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| Instant count mode |
Counts the number of pulses per sampling interval 50, 500, 5000, 50k, 500k, 5M, 50M, 500M C/F.S. (Counts/Full Scale) |
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| Calculation function |
Between channels | Addition, Subtraction, Multiplication, and Division for analog input | |
| Statistical | Select two calculations from Average, Peak, Maximum, Minimum, RMS | ||
| Search function | Search for analog signal levels, values of logic or pulse or alarm point in captured data | ||
| Interface to PC | Ethernet (10 BASE-T/100 BASE-TX), USB (Hi-speed), WLAN (using B-568 option) | ||
| Storage device |
Internal | Built-in 4GB Flash Memory *⁶ | |
| External | One SD card slot (Supports SDHC memory card, up to 32GB) *⁷ | ||
| Saved contents | Captured data, Setting conditions, Screen copy | ||
| Capturing mode | Mode: Normal, Ring, Relay Ring: Saves most recent data (Number of capturing data: 1000 to 2000000 points *⁸ Relay: Saves data to multiple files without losing data until data capturing is stopped |
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| Replay data | Replays captured data that was saved in the GL840 (in GBD or CSV format) | ||
| Scaling (Engineering unit) function | Measured value can be converted to specified engineering unit • Analog voltage: Converts using four reference points (gain, offset) • Temperature: Converts using two reference points (offset) • Pulse count: Converts using two reference points (gain) |
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| Action during data capture | • Displaying past data (using dual display mode (Current + Past data)) • Hot-swapping the SD memory card • Saving data in between cursors |
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| Display (LCD) | Size | 7-inch TFT color LCD (WVGA: 800 x 480 dots) | |
| Language | English, French, German, Chinese, Korean, Russian, Spanish, Japanese | ||
| Information*⁹ | Waveform in Y-T with digital values, Waveform only, Digital value, Digital values and statistics values, Bar chart | ||
| Operating environment | 0 to 45 ºC, 5 to 85 % RH (non condensed) (When operating with battery pack 0 to 40 ºC, charging battery 15 to 35 ºC) |
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| Power source | AC adapter | 100 to 240 V AC, 50/60 Hz (1 pc of adapter is attached as standard accessory) | |
| DC power | 8.5 to 24 V DC (DC drive cable (option B-514) is required | ||
| Battery pack | Mountable two battery packs (battery pack (option B-569): 7.2V DC, 2900mAh) | ||
| Power consumption *¹⁰ | Max. 36 VA | ||
| External dimensions WxDxH *¹¹ | ~ 240 x 158 x 52.5 mm | ||
| Weight *¹² | ~ 1010g | ||
