
Factory setting for pin 2 multi funct: teach input
HTU418B ADVANCED ultrasonic sensors with 2 switching outputs
Dimensioned drawing
en 06-2017/02 50124879
25 … 400mm
150 … 1300mm
Function largely independent of surface
properties, ideal for detection of liquids,
bulk materials, transparent media, …
Small dead zone at long scanning range
Temperature-compensated scanning range
2 independent PNP switching outputs
NEW – Both outputs can easily be taught
using a button
NEW – Stable, all-metal design
NEW – Process data and configuration via
IO-Link interface
NEW – Five operating modes:
scanning, synchronous, multiplex, activation and throughbeam operation
A Control button 2
B Control button 1
C Indicator diodes
D Active sensor surface
Electrical connection
Accessories:
(available separately)
Mounting systems
Mounting adapter M18-M30:
BTX-D18M-D30 (Part no. 50125860)
Cables with M12 connector
(K-D …)
Teach adapter PA1/XTSX-M12
(Part no. 50124709)
We reserve the right to make changes • PAL_HTU418BX3LT4_en_50124879.fm
USB IO-Link master 2.0
(Part no. 50121098)
Leuze electronic GmbH + Co. KG In der Braike 1 D-73277 Owen Tel. +49 (0) 7021 573-0
HTU418B-…X3/LT4-M12 - 06

Object distance x [mm]
Width y of the sound cone [mm]
Typ. response behavior (plate 20 x20mm)
-150
-100
-50
0
50
100
150
0 100 200 300 400 500
y1
y2
Object distance x [mm]
Width y of the sound cone [mm]
Typ. response behavior (rod Ø 27 mm)
Object distance x [mm]
Width y of the sound cone [mm]
Typ. response behavior (plate 20 x20mm)
Object distance x [mm]
Width y of the sound cone [mm]
Typ. response behavior (plate 100x 100mm)
Object distance x [mm]
Width y of the sound cone [mm]
Typ. response behavior (rod Ø 27 mm)
Object distance [mm]
Target (fixed):
plate or rod
Sound cone
= f (α,x)
HTU418B
Specifications
Ultrasonic specifications HTU418B-400.X3/… HTU418B-1300.X3/…
Scanning range
Adjustment range 25 … 400mm 150 … 1300mm
Ultrasonic frequency 310kHz 200kHz
Typ. opening angle 9° 16°
Resolution switching output 0.5mm 1mm
Direction of beam axial axial
Accuracy ± 0.5% of end value
Reproducibility ± 0.15% of end value 1) ± 0.15% of end value 1)
Switching hysteresis 5 mm 10mm
Temperature drift ± 1.5% of end value
Sensor operating modes
IO-Link COM2 (38.4kBaud)
SIO is supported
Timing
Switching frequency 7Hz 8 Hz
Response time 71ms 62 ms
Delay before start-up < 300 ms < 300ms
Electrical data
Operating voltage U
Residual ripple ± 10% of U
Open-circuit current ≤ 50mA
Switching output OUT1: 1 x PNP transistor, IO-Link SIO mode
Function (PNP) 2 x NO contact, reversible
Output current SIO mode: max. 150mA per contact,
Switching range adjustment OUT1: control button 1 or teach input
Changeover NO/NC OUT1: control button 1 or teach input
Indicators
Yellow LED OUT1: object detected
Yellow LED, flashing teach-in / teaching error / cable short circuit
Green LED object within the scanning range
Green LED flashing IO-Link communication
Mechanical data
Housing all metal - brass, nickel-plated
Weight 50g
Ultrasonic transducer piezoceramic
Connection type M 12 connector, 5-pin
Fitting position any
Environmental data
Ambient temp. (operation/storage) -25°C … +70°C/-30°C … +85°C
Protective circuit
VDE safety class III
Degree of protection IP 67 and IP 68
Standards applied EN 60947-5-2
Certifications UL 508, C22.2 No.14-13
1) At 20°C
2) Target: 20mm x 20mm plate
3) Target: 100mm x 100 mm plate
4) For UL applications: for use in class 2 circuits according to NEC only
5) The ceramic material of the ultrasonic transducer contains lead zirconium titanate (PZT)
6) 1=short-circuit and overload protection, 2=polarity reversal protection, 3=wire break and inductive protection
7) These proximity switches shall be used with UL Listed Cable assemblies rated 30V, 0.5 A min,
in the field installation, or equivalent (categories: CYJV/CYJV7 or PVVA/PVVA7);
Use tool for buttons
8) Ambient temperature 85°C. Use same voltage supply for all circuits.
1)
4)
B
25 … 400mm
SIO mode: 15 … 30V DC (incl. ± 10% residual ripple),
COM2 mode: 18 … 30V DC (incl. ± 10% residual ripple)
2)
B
150 … 1300mm
1)
± 0.5% of end value 1)
1)
± 1.5% of end value 1)
3)
OUT2: 1 x PNP transistor, configurable
COM2 mode: max. 100mA per contact
OUT2: control button 2 or teach input
OUT2: control button 2 or teach input
5)
6)
1, 2, 3
4) 7)8)
Diagrams
HTU418B-400…-M12
150
100
50
0
-50
-100
-150
0 100 200 300 400 500
HTU418B-1300…-M12
300
200
100
0
-100
-200
-300
0 200 400 600 800 1000 1200 1400
300
200
100
0
-100
-200
-300
0 200 400 600 800 1000 1200 1400
300
200
100
0
-100
-200
-300
0 200 400 600 800 1000 1200 1400
y2
y1
y2
y1
y2
y1
y2
y1
Remarks
Operate in accordance with intended use!
This product is not a safety sensor and is not intended as personnel protection.
The product may only be put into operation by competent persons.
Only use the product in accordance with the intended use.
HTU418B-…X3/LT4-M12 - 06 2017/02

HTU418B ADVANCED ultrasonic sensors with 2 switching outputs
Part number code
HTU418B-1300 .X3/LT4-M12
Operating principle
HTU Ultrasonic sensor, scanning principle, with background suppression
DMU Ultrasonic sensor, distance measurement
Series
418B 418B Series, cylindrical M18 construction
Scanning range in mm
400 25 … 400
1300 150 … 1300
Equipment (optional)
X "Advanced" design
3 Teach button on the sensor
Pin assignment of connector pin 4 / black cable wire (OUT1)
4 PNP output, NO contact preset
P PNP output, NC contact preset
L IO-Link communication or push-pull (SIO)
Pin assignment of connector pin 2 / white cable wire (Teach-IN)
T Teach input
Pin assignment of connector pin 5 / gray cable wire (OUT2)
4 PNP output, NO contact preset
P PNP output, NC contact preset
V Analog voltage output 0 … 10V
C Analog current output 4 … 20mA
X Connection not assigned (n. c.- not connected)
Connection technology
M12 M12 connector, 5-pin
Order guide
The sensors listed here are preferred types; current information at www.leuze.com.
Designation Part no.
Scanning range
25 … 400mm HTU418B-400.X3/LT4-M12 50124267
150 … 1300mm HTU418B-1300.X3/LT4-M12 50124271
Leuze electronic GmbH + Co. KG In der Braike 1 D-73277 Owen Tel. +49 (0) 7021 573-0 HTU418B-…X3/LT4-M12 - 06