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11. Reference Guides
11.1. RS232/RS485 Electrical Connection
NOTE
A and B marking differs between different devices, in this product A is TX-/RX- or D- and B is TX+/RX+
or D+.
RS232 Typical Connection
Figure 38. RS232 Typical Connection
RS485 Typical Connection
NOTE
The resistors on the Bolt Serial side are termination resistors which form an active termination of the
RS485 line.
Figure 39. RS485 Typical Connection
Anybus
®
Wireless Bolt Serial
™
Reference Guides
Page 54 of 60
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