The DCM340 is a highly versatile instrument and ideal for use in the installation, maintenance, monitoring or checking of a.c. or d.c. electrical systems and equipment.The DCM340 is safety rated to IEC 61010-1 Cat III 600 V, and is drop-tested to 1.2 m onto a hard floor. DC and AC current and voltage. 600A and 600V. Resistance and continuity. 31/2 digit, 4,000 count display with backlight. High resolution digital bargraph. Peak, min/max and data-hold functions. Zero-offset REL mode for comparative measurements. Supplied complete with test leads and carry case. IEC61010 CAT III 600V.