Bb sensors stainless steel industrial pressure transmitters absolute pressure bb sensors drtr ed 10v a20b this stainless steel industrial pressure transmitter is designed to measure up to 20 bar absolute pressure and transmit the measured value in the form of a calibrated and temperature compensated standard signal of 0 to 10v as a result of the precise calibration at 7 measurement points at 3 different temperatures the unit has excellent precision and very low temperature residual error