The P 223/233 pump units, similar to the P 203 series, are equipped with an integrated control board with lubricant distributor monitoring. These pumps operate up to three pump elements. The P 233 offers a supplementary data storage function (data logger) for data transfer to the Quickdata 2.0 diagnostic software. The versatile, compact, and economical P 233 pump unit is equipped with a fill level monitor (low level signal), a control board (MDF01/02) with a connected data logger module, and a keypad with display.