Portable data acquisition system
813CD / 88C
Geosignal
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.
