Chapter Six: RS-232 Communications Option RS-232 Messa
es
89
RS-232 Messages
The RS-232 messages are divided into the following groups:
Group I requires no specific ID (
id
= ‘0’)
Group II requires a channel ID (
id
= ‘0’ for channel 1, ‘1’ for channel 2, ‘2’ for channel 3)
Group III requires a trip point ID (
id
= ‘0’ for Trip Point A, ‘1’ for Trip Point B)
Group IV diagnostic information
Note
To re
uest the status of a
arameter, enter the command for the
arameter
with a question mark inserted as the data field.
This section discusses the RS-232 commands used to implement features of the 670 instrument.
Refer to
Chapter Four: Functional Overview,
page 43, for a complete description of the
software features.
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