Diffuse reflective ultrasonic sensor HTU208-100/2T-M8

with background suppression

Product
Ultrasonic sensor for diffuse-reflection detection with background suppression, model HTU208-100/2T-M8.

Basic data
Series: 200
Operating principle: Diffuse reflection principle with background suppression
Contains: 2× M8 mounting nut

Special version
Teach input

Characteristic parameters
MTTF: 909 years

Ultrasonic specifications
Operating range: 0.02 ... 0.1 m
Guaranteed operating range: as specified by manufacturer
Ultrasonic frequency: 484 kHz
Shape of sound lobe: standard
Direction of beam: front
Opening angle: 12°
Adjustment range: 20 ... 100 mm

Measurement data
Resolution: 0.1 mm
Repeatability: 0.3 %
Reference value repeatability: end value
Temperature drift: 0.2 %/K

Electrical data
Protective circuit: polarity reversal protection; short-circuit protected

Performance data
Supply voltage U_B: 18 ... 30 V DC
Residual ripple: 0 ... 10 % (of U_B)
No-load current: 0 ... 30 mA
Switching hysteresis: 1 mm

Inputs
Number of teach inputs: 1 piece

Teach inputs
Switching voltage: high ≥ 9 V; low ≤ 2 V

Outputs
Number of digital switching outputs: 1 piece

Switching outputs
Switching current, max.: 150 mA
Switching voltage: low ≤ 2 V

Switching output 1
Switching element: transistor, NPN
Switching principle: light switching

Time behavior
Switching frequency: 20 Hz
Response time: 25 ms
Readiness delay: 300 ms

Connection
Function: signal OUT / teach input / power supply
Type of connection: connector
Thread size: M8
Material: metal
No. of pins: 4-pin

Mechanical data
Design: cylindrical
Dimension (Ø x L): 8 mm x 70 mm
Thread size: M8 x 1 mm
Housing material: metal
Metal housing: nickel-plated brass
Ultrasonic transducer material: piezoceramics (contains PZT)
Net weight: 10 g

Operation and display
Type of display: LED
Number of LEDs: 1 piece

Environmental data
Ambient temperature, operation: -25 ... 70 °C
Ambient temperature, storage: -25 ... 70 °C

Certifications
Degree of protection: IP67
Protection class: III
Approvals: c UL US
Standards applied: IEC 60947-5-2

Classification
Customs tariff number: 85365019
ECLASS / ETIM / UNSPSC identifiers available for product classification

Technical specifications

• Model: HTU208-100/2T-M8
• Type: Ultrasonic sensor (diffuse reflection with background suppression)
• Operating range: 20 mm … 100 mm (adjustable); measuring range: 0.02 … 0.1 m
• Frequency: 484 kHz
• Beam angle: 12°; front-directed beam
• Resolution: 0.1 mm; repeatability: 0.3 %
• Supply voltage: 18 … 30 V DC; no-load current: 0 … 30 mA
• Output: 1 digital switching output (NPN transistor), max. 150 mA
• Switching frequency: 20 Hz; response time: 25 ms
• Connector: M8, 4-pin; housing: nickel-plated brass
• Protection: IP67; protection class III
• Net weight: 10 g