IFM Electronic efector 200 OGH38 Series User manual

Operating instructions
Diffuse reflection sensor with
background suppression
OGH38x
7200012 / 00 11 / 2011
UK
UK

2
1 Functions and features
The diffuse reflection sensor detects objects and materials without contact and
indicates their presence by a switching signal.
For the range see the type label (referred to white paper 200 x 200 mm, 90 %
remission).
2 Installation
►Align the diffuse reflection sensor to the object to be detected and secure it to
a bracket..
The objects to be detected are to move transver-
sally to the lens of the sensor. In case of other
directions of movement it should be tested before
whether the switching function is guaranteed.
3 Electrical connection
►Disconnect power.
►Connect the unit as follows.
PNP
L+
L
1
4
3
pin 1 = L+ (10...30 V DC)
pin 3 = L-
pin 4 = load (PNP, 200 mA)
(pin 2 = not connected)

3
UK
NPN
L+
L
1
4
3
pin 1 = L+ (10...30 V DC)
pin 3 = L-
pin 4 = load (NPN, 200 mA)
(pin 2 = not connected)
4 Operation
Check whether the sensor operates correctly.
• The yellow LED is lit when the switching output is switched.
• The green LED is lit when the sensor is ready for operation.
5 Maintenance
►Keep the lens of the sensor free from soiling.
►For cleaning do not use any solvents or cleaning agents which could damage
the plastic material.