Example configurations
Leuze electronic
BCL 34
89
TNT
35/7-2
4
V
Flow Diagrams
Successful reading:
Unsuccessful reading:
PLC photoelectric
sensor
BCL 34
Description
Time
Light barrier from 0
Ö
1
The light barrier is interrupted
M 18 Bit 0.0 0
Ö
1
The activation bit 0.0 is set to 1, such that the
reading gate is activated.
M 24 Bit 0.1 from 0
Ö
1
M 24 Bit 0.2 = 0
M 24 byte 1 = data length
M 24 byte 2 to 16: result
The barcodes that have been read, are proc-
essed and transmitted by the module 24:
Reading concluded bit 0.1 = 1 and barcode not
decoded bit 0.2 = 0.
The data length is entered into byte 1, in this
case 15 decimal.
The decoding result is transmitted in the follow-
ing 15 bytes.
Internal processing
Internal data processing
M 18 Bit 0.0 1
Ö
0
The activation bit 0.0 is reset to 0
PLC photoelectric
sensor
BCL 34
Description
Time
Light barrier from 0
Ö
1
The light barrier is interrupted
M 18 Bit 0.0 0
Ö
1
The activation bit 0.0 is reset to 1.
Light barrier from 1
Ö
0
The reading gate elapses without reading result
M 18 Bit 0.0 1
Ö
0
The activation bit 0.0 is reset to 0
M 24 Bit 0.1 from 0
Ö
1
M 24 Bit 0.2 from 0
Ö
1
M 24 byte 1 = data length
M 24 byte 2 = result
The module decoding state signals:
Reading concluded bit 0.1 = 1 and barcode
not
decoded bit 0.2 = 1.
The data length is entered into byte 1.
The result Hex 3F ("?" = no read) is transmitted
Internal processing
Internal processing of the data and signalling of
the non-reading
Summary of Contents for BCL34
Page 1: ...BCL34 Barcode reader GB 05 10 08 50038851 T E C H N I C A L D E S C R I P T I O N...
Page 98: ...Appendix 96 BCL 34 Leuze electronic 12 Appendix 12 1 EU Declaration of Conformity...
Page 102: ...Index 100 BCL 34 Leuze electronic V Vibration 18 W Warm up time 18 Warning notices 8 Weight 17...
