This is a manual for the DPM 725 model digital panel meter from the German brand Schwille-Elektronik. It has a 3 1/2 digit display, red LED, 25.4mm display size, automatic zero point correction, automatic polarity sign, 2.5 measurements per second, selectable setting of the decimal point, ABS black plastic housing, 230 volt AC power supply, 3 VA common mode, CMRR better than 80dB, -10°C to +50°C operating temperature, IP 50 front IP 00 rear protection index, DIN 40050 connector type, 72 x 144mm panel size, 66 x 136mm panel cut-out, 135mm depth and 144 x 72 x 135mm mechanical dimensions.