Action I/Q™ (DC Powered) 2.50 out of 5 Action I/Q (DC Powered 2-Wire / 4-Wire). The Action I/Q Series of signal conditioners have wide ranging field configurable inputs and outputs. These DC, RTD, T/C, potentiometer, bridge/strain gauge, AC and frequency input devices incorporate TouchCalTM technology, which simplifies calibration and allows more than 90% adjustment of zero and span.