Mitsubishi Electric MELSEC iQ-R Series User Manual page 293

CH1 Rate alarm alert output enable/disable setting
Set whether to enable or disable alert output of rate alarms. For details on rate alarms, refer to the following:
Page 82 Rate Alarm Function
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory area name
CH Rate alarm alert output enable/disable setting
CH Rate alarm alert output enable/disable setting (in the Q compatible mode)
■Setting range
• 0: Enable
• 1: Disable
■Enabling the settings
Turn ON and OFF 'Setting change command' (YB) in the setting mode ('Setting/operation mode status' (X1): OFF) to enable
the settings.
■Default value
The default value is Disable (1).
CH1 Rate alarm alert detection cycle
Set the checking cycle of the temperature process value (PV) at the occurrence of a rate alarm. Set the frequency of checks
in increments of sampling cycles. The checking cycle can be calculated by the following formula:
• Rate alarm alert detection cycle = Set value of Rate alarm alert detection cycle  Sampling cycle
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory area name
CH Rate alarm alert detection cycle
CH Rate alarm alert detection cycle (in the Q compatible mode)
■Setting range
The setting range is 1 to 6000 (times).
■Enabling the settings
Turn ON and OFF 'Setting change command' (YB) in the setting mode ('Setting/operation mode status' (X1): OFF) to enable
the settings.
■Default value
The default value is 1 (check the value every sampling cycle).
CH1 CH2
539 739
201 217
CH1 CH2
540 740
202 218
Appendix 3 Buffer Memory Areas
CH3 CH4
939 1139
233 249
CH3 CH4
940 1140
234 250
APPX
291
A