Setting Alarm Specifications; Alarm Types - Omron EJ1G User Manual

Setting Alarm Specifications

5-4

Setting Alarm Specifications

5-4-1

Alarm Types

Set value
0 Alarm function OFF
1 Upper and lower limit
(See note 1.)
2 Upper limit
Default
3 Lower limit
4 Upper and lower-limit range
(See note 1.)
5 Upper and lower-limit alarm with
(See note 1.) standby sequence
6 Upper-limit alarm with standby
sequence
7 Lower-limit alarm with standby
sequence
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
Note
Set the alarm type for each of the alarms in Alarm 1 Type, Alarm 2 Type, and
Alarm 3 Type (variable type: E3/A3).
Alarm type
When alarm value X is positive When alarm value X is negative
Output OFF
(See note 5.)
(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
L H SP SP L H
H < 0, L > 0 H > 0, L < 0
| H | < | L | | H | > | L |
(3) Set value: 4, Upper and lower-limit range
Case 1 Case 2
L H SP SP L H
H < 0, L > 0 H > 0, L < 0
| H | < | L | | H | > | L |
Alarm Output Function
(See note 2.)
L H
ON
OFF
SP
X
ON
OFF
SP
X
ON
OFF
SP
(See note 3.)
L H
ON
OFF
SP
(See note 4.)
L H
ON
OFF
SP
X
ON
OFF
SP
X
ON
OFF
SP
X
ON
OFF
0
X
ON
OFF
0
X
ON
OFF
0
X
ON
OFF
0
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
Case 3 (Always ON)
H > 0, L < 0
H SP L
H < 0, L > 0
H L SP | H | | L |
H > 0, L < 0
SP H L
| H | | L |
Section 5-4
X
ON
OFF
SP
X
ON
OFF
SP
X
ON
OFF
SP
X
ON
OFF
SP
X
ON
OFF
0
X
ON
OFF
0
X
ON
OFF
0
X
ON
OFF
0
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