Omron E5*C Series User Manual page 141

Set
Alarm type
value
PV change rate
13
alarm
SP
14
absolute-value
upper-limit
alarm
SP
15
absolute-value
lower-limit
alarm
MV
16
absolute-value
upper-limit
alarm
MV
17
absolute-value
lower-limit
alarm
RSP
18
absolute-value
upper-limit
alarm (Valid
only with a
remote SP
input.)
RSP
19
absolute-value
lower-limit
alarm (Valid
only with a
remote SP
input.)
E5@C Digital Temperature Controllers User's Manual (H174)
Description
The alarm output turns ON if the
change in the PV within the
specified calculation period
exceeds a specific width.
The alarm output is ON while the
SP is equal to or higher than the
alarm value.
The alarm output is ON while the
SP is equal to or lower than the
alarm value.
The alarm output is ON while the
MV is equal to or higher than the
alarm value.
The alarm output is ON while the
MV is equal to or lower than the
alarm value.
The alarm output is ON while the
RSP is equal to or higher than the
alarm value.
The alarm output is ON while the
RSP is equal to or lower than the
alarm value.
3 Part Names and Basic Procedures
Operation
PV
PV rate of change calculation period
PV Change Rate Alarm Output
ON
OFF
The PV rate of change calculation period and
the alarm value are set in parameters.
Example:
ON
OFF
0
Upper-limit alarm
point (e.g., 100°C)
Alarm value (e.g., 100°C)
Example:
ON
OFF
0
Lower-limit alarm
point (e.g., 100°C)
Alarm value (e.g., 100°C)
Example for Standard Control:
ON
OFF
0
Upper-limit alarm
point (e.g., 60%)
Alarm value (e.g., 60%)
Example for Standard Control:
ON
OFF
0
Lower-limit alarm
point (e.g., 80%)
Alarm value (e.g., 80%)
Example:
ON
OFF
0
Upper-limit alarm
point (e.g., 100°C)
Alarm value (e.g., 100°C)
Example:
ON
OFF
0
Lower-limit alarm
point (e.g., 100°C)
Alarm value (e.g., 100°C)
Change rate width
Time
Time
3
SP
SP
MV
MV
RSP
RSP
3 - 19