VDM28-8-L1-IR-IO/73C/110/122 Distance sensor

Key Benefits at a Glance

Distance measurement using object
Measuring method PRT (Pulse Ranging Technology)
Accurate, clear, and reproducible measuring results
Minimal black-white difference
Version with infrared laser light, laser class 1
Version with IO-Link interface
Version with analog output

Product photo: Distance sensor VDM28-8-L1-IR-IO/73C/110/122

Dimensions: Distance sensor VDM28-8-L1-IR-IO/73C/110/122

Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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Technical data of VDM28-8-L1-IR-IO/73C/110/122

Universal distance sensor, measurement to object, IO-Link interface, measuring method PRT, 8 m detection range, infrared laser light, laser class 1, push-pull output, analog output, M12 plug

Measuring range

0.2 ... 8 m

Reference target

Kodak white (90%)

Light source

laser diode
typ. service life 85,000 h at Ta = +25 °C

Light type

modulated infrared light

Laser nominal ratings

Note		INVISIBLE LASER RADIATION , DO NOT STARE INTO BEAM
Laser class		1
Wave length		780 nm
Beam divergence		< 1.5 mrad
Pulse length		approx. 4 ns
Repetition rate		250 kHz
max. pulse energy		< 2.2 nJ

Angle deviation

max. ± 2°

Measuring method

Pulse Ranging Technology (PRT)

Diameter of the light spot

< 10 mm at a distance of 8 m at 20 °C

Ambient light limit

50000 Lux

MTTF_d		200 a
Mission Time (T_M)		10 a
Diagnostic Coverage (DC)		0 %

Operation indicator		LED green
Function indicator		2 LEDs yellow for switching state
Teach-in indicator		Teach-In: LED green/yellow equiphase flashing; 2.5 Hz Teach Error:LED green/yellow non equiphase flashing; 8.0 Hz
Control elements		5-step rotary switch for operating modes selection (threshold setting and operating modes)
Control elements		Switch for setting the threshold values

Operating voltage	U_B	10 ... 30 V DC / when operating in IO-Link mode: 18 ... 30 V
Ripple		10 % within the supply tolerance
No-load supply current	I₀	≤ 70 mA / 24 V DC
Time delay before availability	t_v	< 1.5 s at 20 °C

Interface type		IO-Link
Protocol		IO-Link V1.0
Cycle time		min. 2.3 ms
Mode		COM2 (38.4 kBit/s)
Process data width		16 bit
SIO mode support		yes

Signal output		Push-pull output, short-circuit protected, reverse polarity protected
Switching voltage		max. 30 V DC
Switching current		max. 100 mA
Measurement output		1 analog output 4 ... 20 mA, short-circuit/overload protected
Switching frequency	f	50 Hz
Response time		10 ms

Electromagnetic compatibility		EN 61000-6-2, EN 61000-6-4
Laser safety		IEC 60825-1:2014

Absolute accuracy		± 25 mm
Repeat accuracy		< 5 mm

Protection class		III
UL approval		cULus Listed, Class 2 Power Source, Type 1 enclosure
CCC approval		CCC approval / marking not required for products rated ≤36 V
FDA approval		IEC 60825-1:2014 Complies with 21 CFR 1040.10 and 1040.11 except for conformance with IEC 60825-1 Ed. 3 as described in Laser Notice 56, dated May 8, 2019.

Ambient temperature		-30 ... 55 °C (-22 ... 131 °F)
Storage temperature		-30 ... 70 °C (-22 ... 158 °F)

Degree of protection

IP67

Connection

4-pin, M12 x 1 connector

Material

Housing		plastic
Optical face		PMMA

Mass

90 g

Dimensions

Height		88 mm
Width		25.8 mm
Depth		54.6 mm

General Notes