Design Criteria Conforms to French NF R 10-025 Standard Heavy duty and high accuracy Smoke Opacity Meter Measurement in Opacity(%) & Absorption(m-1) Value Automatic calculation of averages Automatic Zero Calibration and Self-diagnostic Heavy duty and high accuracy analyzer Deluxe ABS Case Fast Warm-Up Time(less than 60sec) Graphic Large LCD and Six Button Touch Keypad Automatic Zero Calibration Self-diagnostic Fast Response time High speed internal thermal printer (option) RS-232 Serial communication port for data transfer to PC (option) RPM & Oil Temp. kit (option) Deluxe & Rugged & Stable Trolley (option) Opacity Range : 0~100.0 % Resolution : 0.1 % Accuracy : ± 2% Optical Transducer : 215mm(±0.5mm) Internal diameter : 20mm Detector : Hamamatsu-branded photodiode Light source : Green LED 565nm Response Time : 0.1 sec Warm-up Time : Less than 5min Communication : RS232 9600 baud, 8 data bit, no parity, 1 stop bit Operating Temperature 0˚C~50˚C Operating Humidity 0~90% RH Dimension: 370(W) x 200(H) x 160(D)mm (Smoke Meter) Power: 90~264VAC, 43~63Hz or 12VDC Warranty: 1 year