Electrical connection
Leuze electronic GmbH + Co. KG
BCL 92
19
5.6
Switching outputs
In the basic setting, switching output SWOUT 1 switches on
No Read
and switching output SWOUT 2
switches on
Good Read
.
SW_OUT
2 k
Ω
GND
+ 10 … + 30 V
Fig. 5.6:
Switching output
NOTICE
Maximum loading of the switching output!
Ä
Do not load the switching output of the bar code reader with more than 20 mA at +10 … 30
V DC!
5.7
Cable lengths and shielding
Ä
Observe the maximum cable lengths:
Connection
Interface
Max. cable length
Shielding
BCL 92
RS 232
< 3 m
Required
Switching inputs
Switching outputs
< 3 m
Not necessary
NOTICE
Ä
Make certain that the cables of the RS 232 interface are shielded should a cable extension
be necessary.
5.8
PC or terminal connection
Via the RS 232 service interface, you can configure the bar code reader by means of a PC or a terminal
program. For this, you need an RS 232 connection that establishes the RxD, TxD and GND connections
between PC and bar code reader (see chapter 5.3 "Pin assignment").