MERCURY VAPOR MONITOR The VM-4000 is a continuous real-time measurement analyzer for mercury in air FEATURES AND BENEFITS Direct reading mercury vapor meter Proven reliable detection method: UV absorption (CVAAS) Sensitivity: 0.1 g/m 3 Automatic zero adjustment Integrated data logger Intuitive touchscreen Can be combined with a multiplexer unit for automatic monitoring of several different measurement points

Elevating standards. For life. VM-4000 MERCURY VAPOR MONITOR Measuring principle UV source Stabilization method Optical cell Measuring ranges Sensitivity Response time Alarm Status alarms Display Signal outputs Power supply Power consumption Dimensions (W x H x D) Weight UV absorption (CVAAS), wavelength = 253.7 nm Electrodeless low-pressure mercury lamp (EDL) Reference beam method Fused silica (Suprasil) l = 230 mm heated, approx 45° < 1 second, real time measurement on exceeding maximum concentration, 2 levels programmable • low flow (polluted fluid circuit) Color display (touch pad) 48.3 x...