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The GPIO-32+2 interfaces 32 general purpose logic inputs and the control of two independent SPDT relays to a users PC USB port. The GPIO-32+2 conforms to the PIP serial format which is used on most of our audio switchers and supported by most of the radio automation software suppliers. Additional features include; Plug-in euroblock screw terminals; 36 LED indicators for power, PIP activity, relays K1, K2 and each of the 32 GPI inputs. By utilizing the 32 GPI inputs and the two relays, up to 96 GPI’s may be monitored. The GPIO-32+2 is supplied with a USB type A/B cable and 9.0 VDC universal domestic wall power supply. The unit is internally surge protected. Up to four GPI-32+2’s may be rack mounted on one RA-1, 1-RU rack shelf.