6. Programming Features
73
Communications/Multi-function Input Terminal Selection
(Setting: 18)
(This function is effective when option card is installed.)
Operation can be changed from communications commands, or from
multi-function input terminal or Digital Operator commands.
RUN commands from communications and the frequency reference are
effective when the multi-function input terminal for this setting is
closed.
RUN commands in LOCAL/REMOTE mode and the frequency refer-
ence are effective when the terminal is open.
Using Output Signals (n40)
The functions of multi-function output terminals MA and MB can be
changed as necessary by setting constants n40.
• Terminal MA and MB functions: Set to n40
Setting Name Description Ref.
0 Fault Closed when Inverter fault oc-
curs.
-
1 Operating Closed when either FWD/REV
command is input or voltage is
output from the Inverter.
-
2 Frequency agree Closed when the set frequency
agrees with Inverter output fre-
quency.
74
3 Zero speed Closed when Inverter output fre-
quency is less than minimum out-
put frequency.
-
4 Frequency detection 1 Output frequency ≥ Frequency
Detection Level (n58)
59
5 Frequency detection 2 Output frequency ≤ Frequency
Detection Level (n58)
59
6 Overtorque detection,
NO contact output
-57
7 Overtorque detection,
NC contact output
-57
8, 9 Not used Set to one of 8 or 9 if a terminal is
not used.
-
10 Minor fault Closed when an alarm has been
detected.
-
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