18
Device Description
WAGO-I/O-SYSTEM 757
757-801 Bluetooth® Module RS-232
Manual
1.0.0
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3.3
Connectors
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3.3.1
Connecting Cable
The end of the cable is cut straight in the as-delivered condition.
Figure 4: End of cable in as-delivered condition
Before the device can be used, the free end of the connection cable must be
properly pre-assembled.
Figure 5: Example of end of cable with separated wires and wire mesh (shield)
Table 5: Wire assignment
Wire Color
Cross Section
Description
Blue
0.75 mm
2
GND
Brown
0.75 mm
2
24 VDC
Gray
0.34 mm
2
TX (in)
Yellow
0.34 mm
2
CTS (in)
Green
0.34 mm
2
RTS (out)
White
0.34 mm
2
RX (out)
Signal conveying wires must be connected properly. The cable shield must be
attached in an appropriate manner (see also section “Connect Devices”).
