Omron E5AF, Operation Manual

Page: 9 / 82

1--1 Front Panel
The following diagram identifies the major features found on the Fuzzy Tem-
perature Controller front panel and gives a brief description of the function of
each front panel feature.
E5AF-A
=
Remote Key
Press this key for at least 1 s to
enable remote operation. Press
again to enable local operation
and setting via key operation.
This key cannot be used on the
Transmission Output Model.
Display Key
Press this key to shift the
display to the next
parameter.
Front Cover
Down Key
Press this key to decrease the value on the
display. Hold down the key to successively
decrease the value on the display.
Auto-tuning (AT) indicator
Flashes during auto-tuning
Shift indicator
Lights when input
shift function is used.
Remote indicator
Lights when in remote
mode; OFF when in local
mode.
Output (OUT) indicator
Lights when control output is
ON; OFF with current output.
Level Key
Press this key for at least 2 s to
change display levels.
Up Key
Press this key to increase
the value on the display.
Hold down the key to
successively decrease the
value on the display.
Auto-tuning (AT) Key
Press for at least 1 s to begin auto-
tuning. Press again for at least 1 s to
stop auto-tuning.
Process Value (PV) display
Displays process value, characters identifying
the parameter being set, and error messages.
Set Value (SV) display
Displays main settng and other
values.
Alarm Output 1 (ALM1) indicator
Lights when Alarm Output 1 is ON.
Alarm Output 2 (ALM2) indicator
Lights when Alarm Output 2 is ON.
1--2 Remote Mode and Local Mode
Remote mode Pressing the Remote Key puts the E5AF/E5EF in remote mode. In remote
mode, the keys on the front panel of the E5AF/E5EF cannot be used, except
for monitoring the set value with the Display Key, Level Key, and Remote
Key.
Local mode Pressing the Remote Key again puts the E5AF/E5EF in local mode and en-
ables settings via keys on the front panel. In the local mode, the E5AF/E5EF
cannot be remotely controlled, except for reading of the process temperature.
The changing from one mode to the other cannot be remotely controlled.
Section 1--2