Mitsubishi Electric QJ81DL96 User Manual page 562

Melsec q series, high speed data logger module
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17
PROCESSING TIME
(2) For general data sampling
I/O signal to be checked
X1E (general data sampling
delay)
 if ON
A delay occurred for the
specified data sampling
interval.
17
- 8
17.2 Checking Processing Time
17.2.1 Checking sampling process time
Take any of the following actions.
• Decrease the number of settings in which general data sampling is specified.
• Decrease the amount of sampled data.
• Organize the data logging, event logging, and reports per access target CPU.
(When data from multiple access target CPUs is mixed in a single data logging, event logging, or
report setting, sampling takes time.)
• Mount the high speed data logger module to the access target CPU station and perform high speed
data sampling.
POINT
If a delay occurs within the allowed general data sampling delay time, general
data sampling delay (X1E) does not turn ON.
The initial value of the allowed general data sampling delay time is half of the
sampling time for data logging, event logging, and reports in which general data
sampling is specified. This value can be changed with the allowed general data
sampling delay time in the buffer memory.
Processing method when a problem occurs

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