778
Date of issue: 2012-07-30
Positioning Systems,
Distance Measurement Devices
5
.2
Electrical Connection
For detailed data and product description refer to the data sheets at
Technical Data
Germany: +49 621 776-4411
Consider the General Notes on the Information in the Pepperl+Fuchs Product Catalogs
Pepperl+Fuchs Group
fa-info@de.pepperl-fuchs.com
USA: +1 330 486 0001
fa-info@us.pepperl-fuchs.com
Singapore: +65 6779 9091
fa-info@sg.pepperl-fuchs.com
Copyright Pepperl+Fuchs
H
L
W
lc
General Data
Light source
laser diode
typ. service life 50,000 h at Ta = +40 °C
Light type
modulated visible red light
Laser class
2
Wave length
650
nm
Measuring method
Laser triangulation
Linearity error
0.25 %
of the measuring range
Resolution
< 0.1 % of the measuring range
Operating voltage
18 ... 30
V DC
No-load supply current
40
mA at 24 V DC
Switching current
max. 100 mA
Switching frequency
1
kHz
Measurement output
1
analog output 4 ... 20 mA, short-circuit/overload protected , Rmax = 500
Ohm
Ambient temperature
-10 ... 60
°C (14 ... 140 °F)
Material
Housing
ABS , impact resistant
Optical face
PMMA
Protection degree
IP67
Model Number
VDM18-100/20/122/151
VDM18-100/20/88/122/151
VDM18-100/32/105/122
VDM18-300/20/122/151
VDM18-300/20/88/122/151
VDM18-300/32/105/122
Measurement range
30 ... 100
mm
● ● ●
80 ... 300
mm
● ● ●
Light spot representation
approx. 1.5 mm x 3 mm at 100 mm
● ●
approx. 1.5 mm x 3.25 mm at 100 mm
●
approx. 2 mm x 4.5 mm at 300 mm
● ● ●
Interface type
RS 485
●
●
Control input
Laser off (HIGH +UB) , Keypad lock
(
LOW 0 V)
●
●
Signal output
1
PNP output, short-circuit protected,
reverse polarity protected, open collector
●
●
2
PNP outputs, independent , short-circuit
protected, reverse polarity protected
● ●
● ●
Connection
5-
pin, M12 x 1 plastic connector
●
●
M12 connector, 8-pin
● ●
● ●
Approvals and Certificates
UL approval
cULus Listed
● ● ● ● ● ●
Dimensions
Length L [mm]
50
Width W [mm]
17
Height H [mm]
46
Connector area l
c
[
mm]
13,5 / 0
OMH-VDM18-01
Mounting accessory, distance measuring devices Series VDM18
OMH-VDM18-02
Mounting accessory, distance measuring devices Series VDM18
This and more accessories can be found in chapter 10
See pages from 974 ... for cordsets
See pages 1074 ... for mounting aids
Accessories
Distance sensor
VDM18 series
Rectangular compact housing
Diffuse distance measurement
Triangulation method
Short range
Analog output
Laser red light
Properties
Analogue +
Analogue -
1
2
3
4
5
6
7
8
n.c.
n.c.
+UB
0
V
Q1
Q2
Analogue +
Analogue -
1
2
3
4
5
6
7
8
RS485Z/B
RS485Y/A
+UB
0
V
Q1
Q2
Analogue
3
2
1
4
5
+UB
0
V
IN
Q
VDM18-100/20/122/151
VDM18-300/20/122/151
VDM18-100/20/88/122/151
VDM18-300/20/88/122/151
VDM18-100/32/105/122
VDM18-300/32/105/122
1
3
4
5
2
1
4
6
7
8
5
3
2
