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3

UK

Preliminary note

Symbols used

1.1 

Instruction

>

Reaction, result

Cross-reference
Important note 

Non-compliance can result in malfunctions or interference�
Information 

Supplementary note�

Function and features

The diffuse reflection sensor detects objects and materials without contact and 

indicates their presence by a switched signal�

Range : → type label (value referred to white paper 200 mm x 200 mm).

Installation

side sensing*

front sensing*

2

1

1

2

LED

1: 

push button

2: 

* In the following sections installation and set-up are described using the example of the type 

with front lens� The functions of the units with side lens are identical�

Align the photocell and fasten it to a mounting fixture�

 

Maximum range is only possible with precise alignment�

Summary of Contents for efector200 OJ51 Series

Page 1: ...Operating instructions Diffuse reflection sensor OJ51xx UK 704409 00 10 2008 ...

Page 2: ...connection 4 4 Commissioning 5 4 Settings 6 4 Setting of the sensitivity with stationary objects 6 1 4 Setting of the sensitivity with moving objects 6 2 6 Setting of the maximum sensitivity 6 3 7 Electronic lock 6 4 7 Programming the output function 6 5 7 Operation 7 8 Maintenance repair and disposal 8 8 ...

Page 3: ...without contact and indicates their presence by a switched signal Range type label value referred to white paper 200 mm x 200 mm Installation 3 side sensing front sensing 2 1 1 2 LED 1 push button 2 In the following sections installation and set up are described using the example of the type with front lens The functions of the units with side lens are identical Align the photocell and fasten it t...

Page 4: ...ning 5 The diffuse reflection sensor is supplied ready to operate plug and play set at the max sensing range This is sufficient if the diffuse reflection sensor can operate with maximum excess gain highest contrast The following setting procedures should only be necessary in less straightforward applications for example if a background must be tuned out Settings 6 Setting of the sensitivity with s...

Page 5: ...the programming wire is connected for the appropriate time to L pin 1 BN for PNP units or to L pin 3 BU for NPN units Feedback If setting was not successful via the programming wire the output will switch for 2 s The unit then reverts to the operating mode with the sensitivity unchanged If the setting of the sensitivity is not possible e g object signal and back ground signal are about the same th...

Page 6: ... Allow objects to pass through the detection area during the measurement about 1 s number of the objects between min 8 Hz and max switching frequency Press once The yellow and green LEDs go out for approx 1 s after approx 3 s the green LED is on The unit is in the operating mode The sensitivity can also be set in exactly the same way using the programming wire pin 2 WH To activate the functions th...

Page 7: ...amming wire is connected for the appro priate time to L pin 1 BN for PNP units or to L pin 3 BU for NPN units Electronic lock 6 4 Activate the lock by connecting the programming wire for about 15 s 20 s Deactivate the lock by connecting the programming wire again for 15 s 20 s To activate the functions the programming wire pin 2 WH is connected to L pin 1 BN for PNP units or to L pin 3 BU for NPN ...

Page 8: ... of the lenses LEDs yellow red Flash alternately 2 Hz output short circuited Flash alternately 1 Hz internal malfunction output is not switched Maintenance repair and disposal 8 Keep the front panes of the sensors free from soiling For cleaning do not use any solvents or cleaning agents which could damage the plastic material Technical data and further information at www ifm com Select your countr...

Page 9: ...9 UK ...

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