Omron E5GN Instructions Manual page 15

E5GN


ALARM 1 AND ALARM 2
For the alarm 1 and alarm 2, select alarm types out of the 12 alarm types listed in the following table.
Set Value Alarm Type y
0 Alarm function OFF
*1
1 Upper- and lower-limit (deviation)
2 Upper-limit (deviation)
3 Lower-limit (deviation)
*1
4 Upper- and lower-limit range
(deviation)
*1
5 Upper- and lower-limit with standby
sequence (deviation)
6 Upper-limit with standby sequence
(deviation)
7 Lower-limit with standby sequence
(deviation)
8 Absolute-value upper-limit
9 Absolute-value lower-limit
10 Absolute-value upper-limit with
standby sequence
11 Absolute-value lower-limit with
standby sequence
*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."
Following operations are for cases when an alarm set point is "X"
or negative.
*2: Set value: 1, upper- and lower-limit alarm
Case 1 Case 2
*3: Set value: 4, upper- and lower-limit range
Case 1 Case 2
Alarm Output Operation
When X is positive
Output OFF
Case 3 (Always ON)
Case 3 (Always OFF)
When X is negative
*4: Set value: 5, upper- and lower-limit with standby sequence
Case 1 Case 2
Same as for the upper- and lower-limit
alarm. However, when the upper limit
and lower limit hysteresis overlaps:
Always OFF
Example: When the alarm is set ON at 110
C/
F or higher.
•
When an alarm type
other than the absolute-
value alarm is selected
(For alarm types 1 to 7)
The alarm value is set as a
deviation from the set point.
Alarm value
Set point
100°C/°F
E5GN
*2
*3
*4
Example
•
When the absolute-
value alarm is
selected
(For alarm types 8 to 11)
The alarm value is set as
an absolute value from the
alarm value of 0
C/F.
Alarm value
0°C/°F