L08-V1.0 Underwater Ultrasonic Ranging Sensor, 10 m Depth, IP68

L08-V1.0

Underwater Ultrasonic Ranging Sensor, 10 m Depth, IP68

Compact IP68 ultrasonic underwater obstacle-avoidance sensor, stable at 10 m depth, with 5-800 cm or 8-800 cm range variants and UART or RS485 output.

Range
5-800 cm
Accuracy
+/-(1+S*1%) cm
Output
UART controlled
Blind zone
5 cm

Features

  • Beam angle 15° or 25° by variant
  • Supports Modbus protocol
  • Accuracy +/-(1 cm + 1% of distance)
  • 3.3-5 V supply
  • Operating temperature -15 to 55 °C

Typical applications

  • Underwater robots
  • Underwater obstacle avoidance

Full specifications

PDF L08-V1.0 Datasheet EN
L08-V1.0 specifications as published. Values are typical unless stated.
Basic parameters
Operating voltage3.3-5.0 V
Standby current<=15 mA
Average operating current<=20 mA
Blind zone (L081MTW / L081M4W)5 cm
Blind zone (L08B50TW / L08B504W)8 cm
Measuring range, flat object (L081MTW / L081M4W)5-800 cm
Measuring range, flat object (L08B50TW / L08B504W)8-800 cm
Output response time<=40 ms
Power-on working time<=1000 ms
Working cycleControlled
Output (TW models)UART controlled
Output (4W models)RS485
Ranging accuracy+/-(1+S*1%) cm
Temperature compensationYes
Beam angle (L081MTW / L081M4W)15°
Beam angle (L08B50TW / L08B504W)25°
IP ratingIP68
Operating temperature-15 to 55 °C
Maximum working depth (stable)10 m
Wiring
Pin 1: VCC (red)Power input wire; remark: power ground pin
Pin 2: GND (black)Power ground wire; remark: power input pin
Pin 3: rx/b (yellow)Function wire; remark: function wire (1)
Pin 4: tx/a (white)Function wire; remark: function wire (1)
Marketing text
Underwater depth10 m (marketing text: obstacle avoidance at 10 m water depth)

Variants and ordering

L081MTWUART controlled, 5-800 cm, 15 deg
L081M4WRS485, 5-800 cm, 15 deg
L08B50TWUART controlled, 8-800 cm, 25 deg
L08B504WRS485, 8-800 cm, 25 deg

Questions about the L08-V1.0

What is the range of the L08-V1.0?

The L08-V1.0 underwater ultrasonic ranging sensor, 10 m depth, ip68 is specified with a range of 5-800 cm.

What is the accuracy of the L08-V1.0?

The L08-V1.0 underwater ultrasonic ranging sensor, 10 m depth, ip68 is specified with a accuracy of +/-(1+S*1%) cm.

What is the output of the L08-V1.0?

The L08-V1.0 underwater ultrasonic ranging sensor, 10 m depth, ip68 is specified with a output of UART controlled.

Where can I get the L08-V1.0 datasheet?

The L08-V1.0 datasheet is a free PDF on this page, with the full specification table. For drawings in CAD format or a custom version, contact DWIN sales.

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