Mitsubishi Electric MELSEC-L02SCPU User Manual page 246

(c) Error
In the following cases, an operation error occurs. Error flag (SM0) turns on and an error code is stored into
SD0.
• Ring counter lower limit value is greater than ring counter upper limit value
• The devices specified in
• Other than "Normal Mode" is selected for "Operation Mode Setting" of the specified channel.
• Other than "Ring Counter" is selected for "Counter Format" of the specified device.
• High-speed counter function of the specified channel is not enabled.
(d) Program example
100000 is set to a ring counter lower limit value of CH1 and 100000 to a ring counter upper limit value when M0
turns on.
244
and are exceeding their range.
S2
S1
(Error code: 4100)
(Error code: 4101)
(Error code: 4116)
(Error code: 4116)
(Error code: 4116)