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2.6.2 Setting Up the Serial Address Using Switch S2
Definition
This switch:
determines if you are using RS-232 or RS-422/RS-485
communications.
sets the address required for each 5645 on the RS-422 or
RS-485 bus.
Procedure
The following diagram shows switch S2.
The switches are:
ON in the down position
OFF in the up position
1. Remove power from the 5645.
2. Refer to the table to set the 5645 to the appropriate address.
Note: Addresses 0 to 30 are for RS-422/485 operation. Address
31 is for RS-232 operation.
1. Each 5645 sub-system connected to the multidrop master
must have a unique serial address. Addresses 0 to 30 are for
RS-422/RS-485 operation.
2. RS-232 requires that all switches are in the up position
(address 31).
1
OPEN/UP
CLOSED/
DOWN
2
3
4
5
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5645 Installation and Hardware Manual
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