Technical Specification (approx)
Measuring Values
Transmission, Opacity, Extinction
Measuring Ranges
Transmission: 80...100% to 0...100% ajustable
Opacity: 20...0 to 100...0% ajustable
Extinction: 0...0.1 to 0...2.5
Opacity: 20...0 to 100...0% ajustable
Extinction: 0...0.1 to 0...2.5
Measuring Accuracy
Transmission: +- 0.4 %
Opacity: +- 0.4 %
Extinction: +- 0.002
Opacity: +- 0.4 %
Extinction: +- 0.002
Measuring Distance
0.5...2m, 1.5...8m, 6...15m,
depending on type of transmitter / receiver unit and reflector
depending on type of transmitter / receiver unit and reflector
Gas Temperature
Max. 600 °C
Ambient Temperature
-20...+50 °C
Protection category
IP 65
Measured value output
0/2/4...20 mA analog output;
Second analog output as an option
Second analog output as an option
Interfaces
RS 232 for parameterization / service with MEPA;
CAN interface as an option
CAN interface as an option
Status / Control signals
3 relay outputs; 48 V, 1 A; for fault, maintainance, limit
Applications
The FW 300 / 320 from Sick Maihak is a sophisticated device for measurement of smoke concentrations in the harshest of environments.