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1-3
Section
System Configuration
20
The host can be connected at either of these two ports.
The connection methods for each communication method at the PT and host
sides are indicated below. Make the settings in accordance with the communica-
tion method that can be used with the PC to be connected and the conditions at
the operation site.
Reference:
When using an RS-232C/422A convertor unit (NT-AL001) with the host link or
1:1 NT Link communication method, RS-485 cannot be used. The connection
must be made with RS-232C or RS-422A.
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Summary of Contents for NT21 Series
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