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Mitsubishi Electric MELSEC-Q series User Manual page 155

Programmable controller current transformer input module
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(b) Switching the mode using the dedicated instruction (G(P).OFFGAN)
This sequence program executes the following operations.
• Switching the mode from the normal mode to the offset/gain setting mode using the dedicated instruction
(G(P).OFFGAN)
• Switching the channels for which the offset/gain settings are configured
• Writing the offset/gain values to the CT input module
• Switching the mode from the offset/gain setting mode back to the normal mode using the dedicated
instruction (G(P).OFFGAN)
*1
Set one of the following values (input range) according to the specifications of the CT to be connected.
• 0 to 5AAC (0010
)
H
• 0 to 400AAC (0014
The program enclosed by the dotted line is the common programs among the following three programs.
• Switching the mode using the dedicated instruction (G(P).OFFGAN)
• Switching the mode by setting Mode switching setting (Un\G158, Un\G159) and using Operating condition setting
request (Y9)
• Switching the mode using the intelligent function module switch setting
Processing in normal mode
• 0 to 50AAC (0011
)
H
)
• 0 to 600AAC (0015
)
H
H
CHAPTER 8 VARIOUS SETTINGS
Store the setting data of the
dedicated instruction (G.OFFGAN)
in D1.
Dedicated instruction (G.OFFGAN)
Store the target channel number
in D0.
Change the input range.
Specify the offset target channel.
Set "0" for the gain target
channel.
Specify the gain target channel.
Set "0" for the offset target
channel.
Turn on Channel change request
(YB).
Turn off Channel change request
(YB).
Turn on User range write request
(YA).
Turn off User range write request
(YA).
Store the setting data of the
dedicated instruction (G.OFFGAN)
in D1.
Dedicated instruction (G.OFFGAN)
• 0 to 100AAC (0012
)
• 0 to 200AAC (0013
H
*1
8
)
H
153
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