Non-contact ultrasonic transducer BBDM-90KR5M

high-frequencyfor level measurementproximity

Overview
The BBDM-90KR5M is an air ultrasonic distance transducer with a 90 kHz center frequency and a reference sensing range of 0.3 to 5 m. It features a narrow half-power beam angle (11.5° ±10%), compact mass (23 g ±5%) and IP68 protection for short-range proximity detection, positioning, counting and compact level measurement in industrial automation.

Technical specifications

• Model: BBDM-90KR5M
• Center frequency: 90 kHz ±5%
• Recommended range: 0.3 to 5 m
• Minimum impedance: 500 Ω ±20%
• Capacitance: 1,300 pF ±20% at 1 kHz
• Operating voltage: peak voltage <600 Vpp
• Operating temperature: -40 to +80 °C
• Pressure rating: up to 3 kgf (0.3 MPa)
• Half-power beam angle (-3 dB): 11.5° ±10%
• Housing material: 7075 aluminium alloy
• Mounting: see dimensional drawing
• Protection rating: IP68
• Weight: 23 g ±5%
• Cable length: 8.5 cm

Specified uses

• Automation proximity detection
• Short-range positioning
• Counting and target detection
• Compact level measurement

Information for equipment integration
Provide application parameters and interface details to ensure correct performance. Key items to specify:

• Operating medium and temperature range
• Required measuring distance or acoustic path
• Target material, size and surface condition
• Available mounting space and interface dimensions
• Operating pressure and sealing requirements
• Drive/receive electronics, cable routing and connector type