Distance sensor
VDM18-300/20/88/122/151
Dimensions
Model Number
VDM18-300/20/88/122/151
Distance sensor
8-pin, M12 metal connector, 90° convertible
Features
•Analog output 4mA...20mA
• High resolution
• Very fast response characteristic, suitable for rapid scanning process
•Interface RS 485
50
4.3
4
Electrical connection
RS485Y/A
1
2
3
4
5
6
+UB
Q1
Q2
RS485Z/B
Analog +
50
40
44
4.3
M12 x 1
4
46
44
16
13.5
4
17
Version X (mm)
VDM18-100 18.4
VDM18-300 21.5
Receiver
X11
Emitter
7
Analog -
8
Pinout
0 V
2
1
8
7
6
53
4
Release date: 2016-07-08 11:33 Date of issue: 2016-07-08 193924_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Distance sensor
VDM18-300/20/88/122/151
Technical data
General specifications
Measurement range 80 ... 300 mm
Light source laser diode
Light type modulated visible red light
Laser nominal ratings
Note LASER LIGHT , DO NOT STARE INTO BEAM
Laser class 2
Wave length 650 nm
Light spot representation approx. 2 mm x 4.5 mm at 300 mm
Measuring method Laser triangulation
Linearity error 0.25 % of the measuring range
Ambient light limit ≤ 5000 Lux
Resolution < 0.1 % of the measuring range
Temperature influence < 0.02% /°C
Indicators/operating means
Operation indicator LED green
Function indicator 2 yellow LEDs: Switching status (each output) , 4 green LEDs:
Control elements Control panel : Adjuster for switch point , Operating mode , Ana-
Parameterization indicator LED red
Electrical specifications
Operating voltage UB18 ... 30 V DC
No-load supply current I
Protection class II , rated voltage ≤ 50 V DC
Time delay before availability t
Interface
Interface type RS-485
Output
Interfaces RS-485
Signal output 2 PNP outputs, independent , short-circuit protected, reverse
Switching current max. 100 mA
Measurement output 1 analog output 4 ... 20 mA, short-circuit/overload protected ,
Switching frequency f ≤ 1 kHz
Response time 0.4 ms
Ambient conditions
Ambient temperature -10 ... 60 °C (14 ... 140 °F)
Storage temperature -20 ... 80 °C (-4 ... 176 °F)
Mechanical specifications
Degree of protection IP67
Connection M12 connector, 8-pin
Material
Housing ABS , impact resistant
Optical face PMMA
Mass approx. 43 g
Compliance with standards and directives
Directive conformity
EMC Directive 2004/108/EC EN 60947-5-2
Standard conformity
Laser class DIN EN 60825-1:2008, IEC 60825-1:2007
typ. service life 50,000 h at Ta = +40 °C
Operating mode
log output ( S - Set , T - Toggle )
≤ 40 mA at 24 V DC
0
≤ 300 ms
v
polarity protected
Rmax = 500 Ohm
Laserlabel
Accessories
OMH-VDM18-01
Mounting accessory, distance measuring
devices Series VDM18
OMH-VDM18-02
Mounting accessory, distance measuring
devices Series VDM18
Other suitable accessories can be found at
Approvals and certificates
UL approval cULus Listed
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
Release date: 2016-07-08 11:33 Date of issue: 2016-07-08 193924_eng.xml
Distance sensor
Curves/Diagrams
Light spot representation
VDM18-300/20/88/122/151
Receiver
Emitter
A
11
E
8.5
C
VDM18-100 VDM18-300
C (mm)
D (mm)
E (mm)
1.5 x 3 1.5 x 3.5
1.5 x 3.25 2 x 4.5
B
D
30A (mm) 80
100B (mm) 300
29.4 32.5
Caution: PIN 1 and PIN 5 must not be connected to the operating voltage.
Otherwise the device will be destroyed
2
3
1
7
4
5
6 8
Laser notice laser class 2
• The irradiation can lead to irritation especially in a dark environment. Do not point at people!
• Caution: Do not look into the beam!
• Maintenance and repairs should only be carried out by authorized service personnel!
• Attach the device so that the warning is clearly visible and readable.
• Caution – Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation
exposure.
Release date: 2016-07-08 11:33 Date of issue: 2016-07-08 193924_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
3
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