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Summary of Contents for Leuze electronic DB 112 B
- Page 1 DB 112 B Double sheet monitoring S A F E I M P L E M E N T A T I O N A N D O P E R A T I O N O r i g i n a l o p e r a t i n g i n s t r u c t i o n s...
- Page 2 2019 Leuze electronic GmbH + Co. KG In der Braike 1 D-73277 Owen / Germany Phone: +49 7021 573-0 Fax: +49 7021 573-199 http://www.leuze.com info@leuze.de Leuze electronic DB 112 B...
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Page 3: Table Of Contents
Electrical connection ......................8 Commissioning........................9 Operation – inputs and outputs ..................12 Diagnosis in the case of failure ..................13 Application-specific extension types ................. 14 10.1 VDB 112 B/6.2N – fixed switching threshold..............14 Leuze electronic DB 112 B... -
Page 4: General Information
Note! This symbol indicates text passages containing important information. Declaration of Conformity The DB 112 B double sheet monitoring sensor system has been developed and manufac- tured in accordance with the applicable European standards and directives. Note! The corresponding declaration of conformity can be requested from the manufacturer. -
Page 5: Safety Notices
It is used to detect and signal double sheets in the sheet feeder during oper- ation. Attention! The DB 112 B double sheet monitoring unit is not a safety module acc. to the EU machinery directive. The protection of the machine and the device cannot be guaranteed if the device is operated in a manner not complying with its intended use. -
Page 6: Device Overview
A M8 connector for connecting transmitter DB 112 UP.1… B M8 connector for connecting receiver DB 112 UP.1… C Indicator diodes D TEACH-IN push button Figure 3.1: Device overview – dimensions DB 112 B Leuze electronic... - Page 7 Sensor pair M12 x 21 mm, cable length 2.5 m DB 112 UP.1-20,2500 501 09000 Amplifier (positive logic) VDB 112 B/6P 501 07002 Accessories Designation Type Part no. 5 m cable, PVC, 5-pin, with M12 connectors KD U-M12-5A-V1-050 50132079 Leuze electronic DB 112 B...
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Page 8: Technical Data
1=transient protection, 2=polarity reversal protection, 3=short circuit protection These proximity switches shall be used with UL Listed Cable assemblies rated 30 V, 0.5A min, in the field installation, or equivalent (categories: CYJV/CYJV7 or PVVA/ PVVA7) DB 112 B Leuze electronic... -
Page 9: Mounting Transmitter And Receiver
15° ... 25° 25° ... 35° Standard papers to 150 g/m² Carton Plastics Figure 5.1: Mounting transmitter and receiver A Receiver B Direction of movement C Sheet material D Transmitter Figure 5.2: Recommended arrangement for maximum functionality Leuze electronic DB 112 B... -
Page 10: Electrical Connection
Connect transmitter and receiver to the corresponding M8 connectors of the VDB 112 B/… analysis amplifier. Connect analysis amplifier acc. to connection diagram (Figure 6.1). Figure 6.1: Connection diagram for VDB 112 B/… Circuit logic VDB 112 B/…P -> positive logic VDB 112 B/…N -> negative logic DB 112 B Leuze electronic... -
Page 11: Commissioning
Align transmitter and receiver until lights up green. LED: Alignment bad Can only then be exited! Exceptional exiting only possible by means of Power OFF! Note! After exiting alignment mode, it is absolutely necessary to perform a calibration. Leuze electronic DB 112 B... - Page 12 Another automatic teach-in is performed if the ultrasonic path is free for 2 s. Fixed switching threshold: This operating mode is recommended if the process does not permit manual or exter- nal teaching. In this operating mode, the range of material to be detected is limited. DB 112 B Leuze electronic...
- Page 13 Actuate the LED off: switching threshold TEACH-IN button > 3s (yellow LED) Advance: Actuate the TEACH-IN button < 3s Attention! After selecting the operating mode (teach mode), it is absolutely necessary to perform a cal ibration! Leuze electronic DB 112 B...
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Page 14: Operation - Inputs And Outputs
The double sheet output (pin 4) is activated as long as two or more sheets are located in the measurement field. Note! For reliable operation, it is absolutely necessary to perform a calibration on the material that is to be detected. See "Calibration of the material to be detected" on page 10. DB 112 B Leuze electronic... -
Page 15: Diagnosis In The Case Of Failure
(6 Hz) (6 Hz) foam switching on Yellow, Red, Current at output too Switch off voltage, flashing flashing Short-circuit high check wiring fast fast Have repaired by flashing Fatal memory error Defective Leuze electronic (3 Hz) Leuze electronic DB 112 B... -
Page 16: Application-Specific Extension Types
Short-circuit high check wiring fast fast Have repaired by flashing Fatal memory error Defective Leuze electronic (3 Hz) With the VDB 112 B/6.2N, the operating voltage must be briefly interrupted to reset the error message. DB 112 B Leuze electronic...
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