Mitsubishi Electric QJ71MT91 User Manual page 92

Modbus/tcp interface module
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6
PRE-OPERATIONAL PROCEDURES AND SETTING
6 - 15
(4) Redundant settings (Switch 5)
When the redundant system is used, set the conditions of a system switching.
1: A mode for which IP addresses are fixed to system A and system B.
2: A mode for which IP addresses are switched according to a system switching of the
control system and standby system.
3: The value (0s to 30s) obtained by multiplying the setting value (0 to 60) by 500ms will be
a timeout occurrence time at disconnection detection. If a value of 61 or more is set, the
switch 5 error (7305
) will occur.
H
MELSEC-Q
0: Fixed IP mode
1: Redundant IP mode
6 - 15

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