Mitsubishi MELSEC Q Series - Page 1199

App-191
8
8
8
8
A
6
7
8
Appendix3 SPECIAL RELAY LIST
SM1904
CH2 counter
value coincidence
(No.2)
OFF : Not detected
ON : Detected
• This relay turns on when "current value of
CH2 = coincidence output No.2 point
setting value" is met.
• This relay is turned off by turning on CH2
coincidence signal No.2 reset command.
S
(Status
change/
Every END
processing)
New LCPU
SM1905
CH2 counter
value smaller
(No.2)
OFF : Coincidence
point (No.2) or
greater
ON : Smaller than
coincidence point
(No.2)
• This relay turns on when "current value of
CH2 < coincidence output No.2 point
setting value" is met.
• This relay turns off when "current value of
CH2 ≥ coincidence output No.2 point
setting value" is met.
S
(Every END
processing)
SM1906
CH2 external
preset (phase Z)
request detection
OFF : Not detected
ON : Detected
• This relay turns on when a preset request
by phase Z (preset) terminal of CH2 is
detected.
• This relay is turned off by turning on CH2
external preset (phase Z) request detection
clear command.
SM1907 CH2 Error
OFF : No error
ON : Error
• This relay turns on if the CH2 error occurs.
• This relay turns off when an error cause is
removed and CH2 error reset command is
turned on.
SM1908 CH2 warning
OFF : No warning
ON : Warning
• This relay turns on if a warning occurs in
CH2.
• This relay turns off when a warning cause
is removed and CH2 error reset command
is turned on.
SM1910
CH2 coincidence
signal No.1 reset
command
Resets CH2 counter
value coincidence No.1.
• This relay is turned on to reset CH2
counter value coincidence No.1.
• The command is valid while this relay is on.
• The on time must be held for at least 2ms.
U
SM1911
CH2 coincidence
signal No.2 reset
command
Resets CH2 counter
value coincidence No.2.
• This relay is turned on to reset CH2
counter value coincidence No.2.
• The command is valid while this relay is on.
• The on time must be held for at least 2ms.
SM1912
CH2 coincidence
output enable
command
Controls outputs from
CH2 coincidence output
No.1 and No.2
terminals.
• This relay is turned on to perform
coincidence output from CH2 coincidence
output No.1 and CH2 coincidence output
No.2 terminals.
• The command is valid while this relay is on.
SM1913
CH2 preset
command
Presets the counter
value.
• This relay is turned on to preset the counter
value.
• The command is valid at the rise of this
relay (off →
on).
• The on and off time must be held for at
least 2ms.
SM1914
CH2 count down
command
Counts down pulses.
• This relay is turned on to count down
pulses.
• The command is valid while the Pulse input
mode is either 1-phase multiple of n or 1-
phase multiple of n (A phase only).
• The command is valid while this relay is on.
Number
Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
M9
Corresponding
CPU