Application
The residual dust sensor PFM 02 HB, purpose-built
for the woodworking industry, is developed for the
monitoring of filter systems with air recirculation. With
the safety function “save monitoring of residual dust
content” it meets the demands of category B and Performance
Level Pl b according to EN ISO 13849-1.
Benefits
• monitoring of air recirculation
• recirculated-air operation at filter systems possible
• reduction of heat energy
• compact device consisting of probe and operating
unit
• no purge air blower required
• low operational costs
• easy mounting
• very low maintenance requirement
Precondities on site
• ambient temperature: -10…+35 °C
• location free of percussion
• homogenous dust and stack gas distribution
• flow velocity approx. 4…12 m/s
• installation place with run-in/run-out zone of min.
5-fold/2-fold length of duct diameter
• power supply
• processing of measuring signals