B

Gauge located on the sprayer control panel indicating live binder line pressure. It helps the driver fine-tune nozzle output for uniform application.

Jet nozzle directing hot binder to prevent stratification.

Thermometer on return line to verify tank temperature.

Electronic controller that maintains binder within the specified 160 – 180 °C range. Prevents overheating and ensures correct viscosity during spraying.

Applies glass beads onto hot thermoplastic/paint for retroreflectivity.

Battery-powered logger recording binder temperature throughout a shift. Provides traceable evidence for quality-assurance audits.

Valve adjusting the quantity of reflective beads delivered to the spray gun. Ensures consistent retro-reflectivity on road markings.

Automatic temperature control preventing overheating of bitumen in tank.

Module linking roof beacons and hazard lights to the sweeper’s operating status. Automatically activates beacons when suction gear is lowered.

Field check of bead retention after trafficking.