Omron E5EK, User Manual

Page: 127 / 203

E5EK
5--37
Alarm 1 open in alarm
Alarm 2 open in alarm
Alarm 3 open in alarm
Conditions of Use
Alarms must be assigned as outputs.
For example, if alarm outputs 1 and 2
only are assigned as outputs, the “alarm
3 open in alarm” parameter cannot be
used.
•
Sets the output states of alarms 1 to 3.
•
When the controller is set to “close in alarm,” the status of the alarm output func-
tion is output as it is. When set to “open in alarm,” the status of the alarm output
function is output inverted. The following table shows the relationship between
alarm output functions, alarm output and output LEDs.
Alarm Output Function Alarm Output Output LED
Close in alarm
ON ON Lit
Close in alarm
OFF OFF Not lit
Open in alarm
ON OFF Lit
Open in alarm
OFF ON Not lit
Setting Range
Default
“ ” : Close in alarm/ “ ”:Open in alarm
F
Related description
3.4 Setting Alarm Type (page 3-10)
F
Related parameters
“Alarm value 1” “Alarm value 2” “Alarm value 3” (level 1 mode)
“Alarm 1 hysteresis” “Alarm 2 hysteresis” “Alarm 3 hysteresis” (level 2 mode)
“Alarm 1 open in alarm” “Alarm 2 open in alarm” “Alarm 3 open in alarm” “Con-
trol output 1 assignment” “Control output 2 assignment” “Auxiliary output 1
assignment” “Auxiliary output 2 assignment” (setup mode)
Direct/Reverse operation
•
“Direct operation” (or normal operation) refers to control where the manipulated
variable is increased according to the increase in the process value. Alternatively,
“reverse operation” refers to control where the manipulated variable is increased
according to the decrease in the process value.
Setting Range
Default
“ ” : Reverse operation/ “ ”:Direct operation
F
Related description
3.3 Setting Output Specifications/Direct/reverse operation (page 3-8)
Setup Mode
Function
Setting
See
Function
Setting
See