Omron 3G3RX Series, User Manual

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4-51
4-2 Function Mode
4
Func
tions
Overcurrent Suppression Function
• This function suppresses overcurrent caused by a steep current rise in rapid acceleration.
• You can set whether to enable or disable this function with b027.
Note: If you use the Inverter with an elevating machine, disable this function.
Otherwise, the machine may slide down.
Soft Lock Function
• You can set whether to enable or disable the writing of various code data.
This helps prevent data rewriting due to erroneous operation.
• Select the soft lock setting and performing method from the above table.
• To use a multi-function input terminal, allocate 15 (SFT) to any of multi-function inputs 1 to 8 (C001
to C008).
Parameter No. Function name Data Default setting Unit
b027
Overcurrent suppression
function
00: Disabled
01: Enabled
01
⎯
Output frequency
Desired
Actual acceleration after
suppression operation
Time
Output current
Time
Suppression level
(about 160% of the rating)
Parameter No. Function name Data Default setting Unit
b031 Soft lock selection
00: Data other than b031 cannot be changed
when terminal SFT is ON.
01: Data other than b031 and specified frequency
parameter cannot be changed when terminal
SFT is ON.
02: Data other than b031 cannot be changed.
03: Data other than b031 and specified frequency
parameter cannot be changed.
10: Data can be changed during RUN.
01
⎯
Related functions C001 to C008, SFT input