FW101 Datasheet | SICK

ONLINE DATA SHEET FW101 Ex SCATTERED LIGHT DUST MEASURING DEVICES A B C D E F H I J K L M N O P Q R S T FW101 Ex SCATTERED LIGHT DUST MEASURING DEVICES Ordering information Type FW101 Ex Other models and accessories .sick.de/FW101_Ex Part no. On request Fields of application - Pure gas monitoring downstream of filter plants - Monitoring of bag filter for defective bags - Dust monitoring in milling or dosing facilities - Protection of desulfurization plants against high dust loads - Monitoring and control of fresh and exhaust air plants - Measurements in potentially explosive atmospheres Detailed technical data FW101 Ex system Measured values Measurement principles Spectral range Measuring ranges Response time Accuracy Process temperature Process pressure Process gas humidity Duct diameter Electrical safety Test functions Options Scattered light intensity, dust concentration (after gravimetric parison measurement) Scattered light forward 640 nm ... 660 nm Laser, protection class 2, power < 1 m W Dust concentration 0 ... 5 mg/m³ / 0 ... 200 mg/m³ Measuring ranges freely selectable Higher measuring ranges on request 0.1 s ... 600 s Freely adjustable ± 2 % Of measuring range full scale Standard version: - 40 °C ... +220 °C High temperature version: - 40 °C ... +400 °C With external purge air unit: - 50 h Pa ... 30 h Pa With instrument air (provided by the customer): - 50 h Pa ... 100 h Pa Non-condensing ≥ 0.25 m CE Automatic self-test (linearity, contamination, drift, aging) Contamination limits: at 30% warning, at 40% failure Manual linearity check with reference filter External purge air...