Leuze 50113993 Data Sheet

12 - 30 V

DC

50 Hz

20 Hz

IEC 60947...

IEC 60947...

IP 67

AB

HRTU 412 Ultrasonic scanners with background suppression

Dimensioned drawing

SW 17

en 02-2010/11 50113349

10 … 200 mm
40 … 400 mm

55

M12 x 1

70

M12 x 1

z Small ultrasonic scanner in M12 round

housing in protection class IP 67

z Various opening angles and sound cone

geometries

z Switching behavior largely independent of

surface properties

z Precise switching point adjustment through

teach-in via a cable

Accessories:

(available separately)

z M12 connectors (KD … )
z Ready-made cables (K-D …)

A Active surface
B Green indicator diode

Electrical connection

We reserve the right to make changes • DS_HRTU412_en.fm

Leuze electronic GmbH + Co. KG In der Braike 1 D-73277 Owen Tel. [phone]

• www.leuze.com

HRTU 412… - 02

Distance x [mm]

Misalignment y [mm]

Typ. response behavior (object 15 x 15mm)

Distance x [mm]

Misalignment y [mm]

Typ. response behavior (object 30 x 30mm)

HRTU 412

Specifications

Ultrasonic data HRTU 412/…-S… HRTU 412/…

Scanning range 10 … 200mm 40 … 400mm
Adjustment range of the switching point 30 … 200mm 60 … 400mm
Opening angle narrow standard
Sound frequency 380kHz 290kHz
Repeatability ≤ 0.5mm (relative to the switching point)
Temperature drift ≤ 0.18%/K (relative to the switching point)
Hysteresis typ. 4% (relative to the switching point)

Timing

Switching frequency 50 Hz 20Hz
Response time ≤ 10ms ≤ 25ms
Decay time ≤ 10ms ≤ 25ms
Delay before start-up ≤ 200ms

Electrical data

Operating voltage UB
Residual ripple ≤ 10% of U
Bias current ≤ 35mA
Switching output/function …/4NO… pin 4: PNP transistor, make-contact (NO)

Output current ≤ 200mA
Load C
Teach input pin 2: active high
Signal voltage high/low ≥ (U

Indicators

Green LED switching state (on = object detected)
Green LED slowly flashing teach event active
Green LED quickly flashing teaching error

Mechanical data

Housing brass nickel-plated
Active surface plastic (PC)
Standard measurement object
Attachment in through hole or thread M12x1
Weight approx. 10g
Connection type M12 connector, 4-pin

Environmental data

Ambient temp. (operation/storage) -10°C … +60°C/-40°C … +85°C
Protective circuit
VDE safety class III
Protection class IP 67
Standards applied IEC/EN 60947-5-2
Certifications UL 508

1) Observe the safety regulations and installation instructions regarding power supply and wiring;
for UL applications: only for use in "Class 2" circuits acc. to NEC

2) Aligned perpendicular to sensor reference axis

3) 1=polarity reversal protection, 2=short circuit protection, 3=overload protection for all outputs

1)

…/4NC… pin 4: PNP transistor, break-contact (NC)
…/2NO… pin 4: NPN transistor, make-contact (NO)

12 … 30VDC incl. taking into account the residual ripple

B

…/2NC… pin 4: NPN transistor, break-contact (NC)

= 10nF, L

max

-2V)/≤ 2V

B

2)

3)

15 x15mm 30 x30mm

1, 2, 3

max

= 20μH

Tables

1

10 200

240 400

HRTU 412/…-S…

1

HRTU 412/…

2

Scanning range [mm]

Diagrams

HRTU 412/…-S…

15
12

9
6
3
0

-3

-6

-9

-12

-15
0 50 100 150 200

HRTU 412/…

30
24
18
12

6
0

-6

-12

-18

-24

-30
0 100 200 300 400

x

y2

y1

y2

y1

y2

y1

Remarks

z Approved purpose:

This product may only be used by qualified personnel and must only be used for the
approved purpose. This sensor is not a safety sensor and is not to be used for the protection
of persons.

HRTU 412… - 02 2010/11