Mitsubishi MELSEC Q Series - Page 1198

App-190
SM1896
CH1 counter
function selection
start command
Starts the selected
counter function.
• This relay is turned on to start the selected
counter function.
• When the count disabling function is
selected, the command is valid while this
relay is on.
• When the latch counter function or the
sampling counter function is selected, the
command is valid at the rise of this relay
(off → on).
The on time must be held for at least 2ms.
• When the count disabling/preset function or
the latch counter/preset function is
selected, the command is invalid.
U
New LCPU
SM1897
CH1 external
preset (phase Z)
request detection
reset command
Resets CH1 external
preset (phase Z)
request detection.
• This relay is turned on to reset CH1
external preset (phase Z) request
detection.
• The command is valid at the rise of this
relay (off → on).
• The on and off time must be held for at
least 2ms.
SM1898
CH1 pulse
measurement
start command
Starts pulse
measurement.
• This relay is turned on to measure pulses.
• The command is valid while this relay is on.
SM1899
CH1 error reset
command
Resets the CH1 error.
• This relay is turned on to reset the CH1
error.
• The command is valid at the rise of this
relay (off → on).
• The on and off time must be held for at
least 2ms.
SM1900
CH2 counter
value greater
(No.1)
OFF : Coincidence
point (No.1) or
smaller
ON : Greater than
coincidence point
(No.1)
• This relay turns on when "current value of
CH2 > coincidence output No.1 point
setting value" is met.
• This relay turns off when "current value of
CH2 ≤ coincidence output No.1 point setting
value" is met.
S
(Every END
processing)
SM1901
CH2 counter
value coincidence
(No.1)
OFF : Not detected
ON : Detected
• This relay turns on when "current value of
CH2 = coincidence output No.1 point
setting value" is met.
• This relay is turned off by turning on CH2
coincidence signal No.1 reset command.
S
(Status
change/
Every END
processing)
SM1902
CH2 counter
value smaller
(No.1)
OFF : Coincidence
point (No.1) or
greater
ON : Smaller than
coincidence point
(No.1)
• This relay turns on when "current value of
CH2 < coincidence output No.1 point
setting value" is met.
• This relay turns off when "current value of
CH2 ≥ coincidence output No.1 point
setting value" is met.
S
(Every END
processing)
SM1903
CH2 counter
value greater
(No.2)
OFF : Coincidence
point (No.2) or
smaller
ON : Greater 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.
Number
Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
M9
Corresponding
CPU