This is the voltage input module capable to measure voltage for various
points of battery pack, electronics circuit, and to measure also voltage of
various sensors as displacement, pressure, wind speed, and others. It maintains
sampling speed even if the number of modules are increased.
Item | Description | |||
---|---|---|---|---|
Type of module | Voltage measurement module | |||
Model number | GL7-V | |||
Number of input channels | 10 channels | |||
Input method |
All channels isolated unbalanced input, Simultaneous sampling, Screw terminal (M3 screw) |
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Sampling speed (interval) | 1 k Samples/s to 1 Sample/h (1 ms to 1 hr.) | |||
Built in RAM | 2 million samples for each channel | |||
Measurement range | 100, 200, 500 mV, 1, 2, 5, 10, 20, 50, 100 V, and 1-5 V Full Scale | |||
Measurement accuracy (*1) | ±0.25% of Full Scale | |||
A/D converter | Successive approximation type, 16 bits (effective resolution: 1/40000 of the measuring full range) | |||
Input impedance | 1 MΩ ±5% | |||
Maximum input voltage | Between (+)/(-) terminal |
100 mV to 1 V range: 60 Vp-p, 2 V to 100 V range: 100 Vp-p |
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Between channels ((-) terminals) | 60 Vp-p | |||
Between channel/GND | 60 Vp-p | |||
Max. voltage (withstand) | Between channels | 1000 Vp-p (1 minute) | ||
Between channel/GND | 1000 Vp-p (1 minute) | |||
Isolation | Between input/GND | Min. 50 MΩ (at 500 V DC) | ||
Common-mode rejection ratio | Min. 90 dB (50/60 Hz, Signal source impedance: Max. 300 Ω) | |||
Frequency response | DC to 1 kHz (+1/-3 dB) | |||
Filter | Low pass | Off, Line(1.5 Hz), 5, 50, 500 Hz (at -3 dB, 6dB/oct) | ||
External dimensions (W×D×H) | Approx. 49 x 136 x 160 mm (Excluding projections) | |||
Weight | Approx. 840 g |