The M1-1SR4B.0001.K70BD is an off the line 4-digit meter for the connection of a current loop 4-20mA and a visual monitoring of the limit value via the display. The configuration happens via 3 front keys or via an optional PC-software. 2 switching points (Closer) are optionally available. Selectable software functions, a direct limit value adjustment in operating mode and the minimal installation depth of only 38mm characterise this device.