Omron E5CC-800 Specification & Installation Instructions page 45

*1 With set values 1, 4, and 5, the upper- and lower-limit values can
be set independently for each alarm type, and are expressed as
"L" and "H."
*2 Set value: 1, Upper- and lower-limit alarm
Case 1 Case 2
SP L H
L H SP
H>0, L<0
H<0, L>0
|H| > |L|
|H| < |L|
*3 Set value: 4, Upper- and lower-limit range
Case 2
Case 1
L H SP SP L H
H<0, L>0 H>0, L<0
|H| < |L| |H| > |L|
Case 3 (Always OFF)
H<0, L<0
H SP L
H<0, L>0
|H| ≥ |L|
H L SP
H>0, L<0
SP H L
|H| ≤ |L|
Case 3 (Always ON)
H<0, L<0
H SP L
H<0, L>0
|H| ≥ |L|
H L SP
H>0, L<0
|H| ≤ |L|
SP H L
*4 Set value: 5, Upper- and lower-limit with standby sequence
For Upper- and Lower-Limit Alarm Described Above at *2
• In cases 1 and 2 above, the alarm is always OFF if the upper-
and lower-limit hysteresis overlaps.
• In case 3, the alarm is always OFF.
*5 Set value: 5, Upper- and lower-limit alarm with standby sequence
The alarm is always OFF if upper- and lower-limit hysteresis
overlaps.
@
*6 Refer to the E5 C Digital Temperature Controllers User's Manual
(Cat. No. H174) for information on the operation of the standby
sequence.
@
*7 Refer to the E5 C Digital Temperature Controllers User's Manual
(Cat. No. H174) for information on the LBA.
@
*8 Refer to the E5 C Digital Temperature Controllers User's Manual
(Cat. No. H174) for information on the PV change rate alarm.
*9 When heating/cooling control is performed, the MV absolute-
value upper-limit alarm functions only for the heating operation
and the MV absolute-value lower-limit alarm functions only for the
cooling operation.
E5DC-800
45