Mitsubishi MELSEC Q Series Programming Manual page 1197

Number Name
CH1 coincidence
Resets CH1 counter
SM1890 signal No.1 reset
value coincidence No.1.
command
CH1 coincidence
Resets CH1 counter
SM1891 signal No.2 reset
value coincidence No.2.
command
Controls outputs from
CH1 coincidence
CH1 coincidence output
SM1892 output enable
No.1 and No.2
command
terminals.
CH1 preset Presets the counter
SM1893
command value.
CH1 count down
SM1894 Counts down pulses.
command
CH1 count enable
SM1895 Starts counting.
command
Meaning Explanation
• This relay is turned on to reset CH1
counter value coincidence No.1.
• The command is valid while this relay is on.
• The on time must be held for at least 2ms.
• This relay is turned on to reset CH1
counter value coincidence No.2.
• The command is valid while this relay is on.
• The on time must be held for at least 2ms.
• This relay is turned on to perform
coincidence output from CH1 coincidence
output No.1 and CH1 coincidence output
No.2 terminals.
• The command is valid while this relay is on.
• 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.
• 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.
• This relay is turned on to start counting.
• The command is valid while this relay is on.
Corres-
ponding
Set by Corresponding
ACPU
(When Set) CPU
M9
U New LCPU
App-189
8
8
8
8
A
6
7
8