Current Value Change Function - Mitsubishi Electric MELSEC Q Series User Manual

11.5

Current Value Change Function

The "current value change function" changes the value set in "
Use this function when operation cannot be started due to a current feed value outside the stroke range, or to change
the current value.
(1) Control detail
As a new address is set in "
" Current feed value" changes to the value set in "
Md.1
" Actual current value" is equal to "
Md.2
counter". When the accumulated pulse amount in the deviation counter is 0, "
to " Actual current value".
Md.2
Md.1
Current feed value
Md.2 Actual current value
(2) Precautions for control
• If "1" is set in "
change error" (error code: 110) occurs and the current value is not changed.
• If the current value is changed to a value outside the stroke limit range, an error does not occur.
(3) Data setting and the execution condition of the function
The following table lists the data to be set and the condition to execute the current value change function.
Setting item
New current
Cd.1
value
Current value
Cd.7
change request
New current value" and "1" is written in "
Cd.1
Current feed value - Accumulated pulses in the deviation
Md.1
50000
49900
Md.1 Current feed value - Accumulated pulses in the deviation counter
Current value change request" when BUSY signal (X14) is on, the error "Current value
Cd.7
Setting range Default value
-2147483648 to
0pulse
2147483647pulse
1: Change the current
0
value
CHAPTER 11 CONTROL SUB FUNCTIONS
Current feed value" to a specified value.
Md.1
Current value change request",
Cd.7
New current value".
Cd.1
Current feed value" is equal
Md.1
10000
9900
Execution condition of
the current value change
function
BUSY signal (X14) must be
off.
11
Buffer memory
address
(decimal)
80
81
90
217