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6.3  Setting of maximum sensitivity*

 

► Go into the programming mode of the unit. (→ step 1).

 

Align the sensor so that no light is reflected�

 

► Press the setting button twice (→ steps 2 and 3).

* The maximum sensitivity can also be set in exactly the same way using the programming 

wire (pin 2 / WH). To activate the functions the programming wire is connected to L+ (pin 1 / 

BN) for PNP units or to L- (pin 3 / BU) for NPN units for the appropriate time.

6.4  Electronic lock

Activate the lock by connecting the programming wire for about 15 s -20 s*�
De-activate 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 units for the appropriate time.

6.5  Programming the output function*

 

Press for 10 s�

 

>

The red LED starts to flash fast after 

2 s�

 

>

Then the yellow and green LEDs flash 

alternately�

 

> After 10 s, all LEDs go off, the output 

function has changed from light-on mo-

de to dark-on mode (or vice versa).

* The output function can be programmed in exactly the same way using the programming 

wire (pin 2 /WH). To activate the functions the programming wire is connected to L+ (pin 1 / 

BN) for PNP units or to L- (pin 3 / BU) for NPN units for the appropriate time.

Summary of Contents for OJ51 Series

Page 1: ...Operating instructions Retro reflective sensor OJ 11494820 00 08 2009 DE...

Page 2: ...uss 4 5 Inbetriebnahme 4 6 Einstellungen 4 6 1 6 1 Setting of the sensitivity with stationary objects 4 6 2 7 2 Setting of the sensitivity with moving objects 6 6 3 Setting of maximum sensitivity 7 6...

Page 3: ...contact and indicates their presence by a switching signal Range Type label value refers to prismatic reflector 50x50 mm E20722 3 Installation Side lens Front lens 2 1 1 2 1 LED 2 Set button In the f...

Page 4: ...e screws supplied then slide the unit into the slot of the fixture until the spring clicks home To remove the unit press the spring down with a screwdriver and slide the unit out 4 Electrical connecti...

Page 5: ...The following setting procedures should only be necessary in less straight forward applications for example if partly transparent objects must be detected 6 Settings 6 1 Setting of the sensitivity wi...

Page 6: ...h for 2 s The unit then passes into the operating mode with the sensitivity being unchanged If the setting of the sensitivity is not possible e g object signal and back ground signal are about the sam...

Page 7: ...way using the programming wire pin 2 WH To activate the functions the programming wire is connected to L pin 1 BN for PNP units or to L pin 3 BU for NPN units for the appropriate time Feedback If sett...

Page 8: ...ctivate 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 units...

Page 9: ...iling of the lenses LEDs yellow red Flash alternately 2 Hz output short circuited Flash alternately 1 Hz internal fault Output is not switched 8 Maintenance repair and disposal Keep the lens of the se...

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