Mitsubishi Electric MELSEC-Q series User Manual page 90

Programmable controller current transformer input module
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(4) User range write request (YA)
(a) Offset/gain setting mode
Turn on then off User range write request (YA) to register the adjusted offset/gain values in the CT input
module.
The data is written to the non-volatile memory at the timing when this signal is turned off then on.
For the timing of turning on then off the signal, refer to the following.
• Offset/gain setting mode flag (XA) (
(b) Normal mode
Turn on then off User range write request (YA) to perform the user range restoration.
For the timing of turning on then off the signal, refer to the following.
• Offset/gain setting mode flag (XA) (
(5) Channel change request (YB)
Turn on then off Channel change request (YB) to change a channel for which the offset/gain setting is set.
For the timing of turning on then off the signal, refer to the following.
• Channel change completed flag (XB) (
(6) Maximum value/minimum value reset request (YD)
Turn on then off Maximum value/minimum value reset request (YD) to clear the values of the following buffer
memory areas.
• CH Maximum value (Un\G30, Un\G32, Un\G34, Un\G36, Un\G38, Un\G40, Un\G42, Un\G44)
• CH Minimum value (Un\G31, Un\G33, Un\G35, Un\G37, Un\G39, Un\G41, Un\G43, Un\G45)
For the timing of turning on then off the signal, refer to the following.
• Maximum value/minimum value reset completed flag (XD) (
(7) Error clear request (YF)
To clear the following contents, turn on then off Error clear request (YF).
• Peak current detection signal (X7)
• Input signal error detection signal (XC)
• Error flag (XF)
• Latest error code (Un\G19)
For the timing to clear the contents, refer to the following.
• Peak current detection signal (X7) (
• Input signal error detection signal (XC) (
• Error flag (XF) (
• Latest error code (Un\G19) (
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