The DNR-AO-308-420 is a 16-bit, 8-channel current-output board with per-channel digital offset and gain calibration, buffered output, excellent linearity, and low output noise. The DNR-AO-308-420 features the industry-standard 4-20 mA output range. This layer may be used in variety of industrial data acquisition and control applications to interface with the sensors that comply with 4-20 mA standard.