| Geosignal Instruments ™ Instrumentation, Dataloggers & Data acquisition systems |
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| PORTABLE BATTERY POWERED DATA ACQUISITION SYSTEM 813CD and 88C made by Geosignal are low power portable data acquisition units powered by battery or by external power supply. These units are contained in a small anodised aluminium box and they measure voltage or digital signals. These devices are used as portable instrumentation with PC notebook or other computers too. 813CD is equipped with A/D converter 12bit + sign, 8 true differential inputs, external I/0 port. 88C is an 8 bit 8 channel single ended, 11520 samples/second. These devices may be employed as: datalogger, environmental monitoring unit, seismograph. Several 813CD units may be connected to the same wire coming from RS232 serial port.
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