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Operating Instructions
ISD 230/260/280
Chapter
5
© SICK AG · Auto Ident · Germany · All rights reserved
8 008 207/30-11-2001
41
Electrical installation
Fig. 5-15
shows the interaction between the switching outputs and the “Light path
interruption“ LED during optical data transmission. The output circuit and and the
characteristic data are shown in
Fig. 5-16
and
Table 5-13
.
Fig.
5-15: ISD 260/280: Functionality of the “Light path free“ LED
Fig.
5-16: ISD 260/280: Wiring of the “Light path free“ PNP output
“Light path free“ (white)
0 V (blue)
Switching performance
PNP-switching against the supply voltage V
S
Properties
short-circuit-proof + temperature-protected
not electrically isolated from V
S
Electrical values
0 V
≤
V
OUT
≤
V
S
Guaranteed:
V
OUT
≤
V
S
−
1.5 V at I
OUT
≤
20 mA
I
OUT
≤
20 mA
Tab. 5-13: ISD 260/280: Characteristic data of the “Light path free“ switching output
round
connector
“Light path free“
switching output
Optical
data transmission
“Light path
interrupted“ LED
LED blinks
Light path free
LED off
Light reception
Full
Poor
ISD 260/280
3
2
U
V
V
S
3
2
•
The “Transmitter off“ switching input can be used to switch off the transmitter on the
unit if necessary. A voltage of +24 V must be applied for this purpose.
The input circuit and and the characteristic data are shown in
Fig. 5-17
and
Table 5-14
.
Fig.
5-17: ISD 260/280: Connection diagram of “Transmitter off“ PNP input
“Transmitter off“ (black)
0 V (blue)
round
connector
ISD 260/280
4
3
Configuration
and
electrical
installation
of
the
IS
D
260/280