EchoTREK for solid materials
A series of ultrasonic level sensors in a compact design. Output signal 4-20 mA, HART, relay, RS-485 depending on version. Measuring heights up to 60 m in three sensor steps. Built-in direction unit. Flange connection. Easy calibration.
Variants

Characteristics
- Non-contact measurement
- Narrow transmission cone 5°
- Very strong process signal
- Temperature compensated
- 32-point linearization (99-point for SP−500 Pro)
- Explosion rated versions
- Fail-safe indication
- 4-wire sensor
- PP and aluminum housing transducer coated with PVC foam
- Joystick aiming device
- Plug-in type display unit
- Color-coated aluminum housing
- PACTware™ compatible
Area of use
- Level and volume measurement and display
- For challenging measurement applications such as long distance measurement and light dust during refilling
Specifications
- Supply voltage: 85 - 255 V AC; 11.4...40 V DC; 11.4 - 28 V AC
- Ambient temperature: −30 - +60 °C
- Process temperature: −30 - +75 °C
- Pressure: 0.7 - 1.1 bar
- Output signal: 4 - 20 mA, HART®, relay
- Process connection: Joystick sighting device
- Protection class: IP65
- Certificate: ATEX
- Measuring range: 0.6 - 60m