Operation; Input Password; Troubleshooting - Omron E5CN Features

Operation

■ Outline of Operation Procedures
The following diagram illustrates the entire setting level. A password is required to enter the advance function setting level and the calibration level.
Some parameters may not be displayed depending on the protection settings and operation conditions.
The control operation will stop when switching from operation level to initial setting level.
]
Starting in manual mode
Press the Level
Key for at least 1 s.
C
a-m
Press the Level Key
for at least 1 s;
display will flash.
Manual
Press the Level Key
(See
for at least 3 s while
Mode
note 3.) a-m is displayed.
Manual
Control Level
Note: 1. Operation level entered for software reset.
2. You cannot move to other levels by operating the keys on the front panel from the calibration level. You must turn OFF the power supply.
3. You can move only to the operation level by operating the keys on the front panel from the manual control level.
4. The time taken to move to the protect level can be adjusted by changing the "Move to protect level time" setting.

Troubleshooting

If an error occurs, an error message will be displayed on the No. 1 display. Use the error message to check the type of error and correct the error
accordingly.
No. 1 display Error
s.err (S. Err)
Input error
(See note 2.)
A/D converter
error
(See note 2.)
e111 (E111)
Memory error
h.err (H. Err)
Internal circuit
error
(See note 2.)
Note: 1. If the input exceeds is within the controllable range but exceeds the display range ( − 1999 to 9999),
− 1999 and
will be displayed if the temperature is more than 9999. The control and alarm outputs will function normally during these displays. Refer
to the E5CN/E5CN-U Temperature Controller User's Manual (Cat. No. H129) for information on the controllable range.
2. These errors are displayed only when the PV/SP is displayed. Errors are not displayed in other display modes.
14
Digital Temperature Controllers
Power ON
Starting in automatic mode
Operation Level
Press the
Level Key
less than 1 s.
Press the
Level Key for
(See
at least 1 s.
note 1.)
Initial Setting Level
Press the Level
Key for at least 1 s.
Advanced Function
Setting Level
Calibration Level
Check for input wiring errors, broken wires, short-circuits, and input type error.
Check for an input error and then cycle the power supply. If the same error is still
displayed, repairs will be necessary.
If the Temperature Controller is normal after cycling the power supply, the error may have
been caused by noise. Check for noise being generated nearby.
Cycle the power supply. If the same error is still displayed, repairs will be necessary.
If the Temperature Controller is normal after cycling the power supply, the error may have
been caused by noise. Check for noise being generated nearby.
E5CN/E5CN-U
Adjustment Level
Press the
Level + Mode
Keys.
Press the Level Key
for at least 1 s
for at least 1 s;
C
25
display will flash.
Press the Level Key for
100
at least 3 s.
Control stops .
Communications
Setting Level
Press the Level Key
for less than 1 s.

Input password.

Set value −169
Input password.
Set value 1201
(See
note 2.)
Correction
Press the
Level + Mode Keys;
display will flash.
C
25
100
Press the Level +
Mode Keys for at least
3 s. (See note 4.)
Protect Level
Control in progress
Control stopped
Not displayed for some models
Level change
Output status at error
Control outputs Alarm outputs
OFF Handled as
abnormally high
temperature
OFF OFF
OFF OFF
OFF OFF
will be displayed if the temperature is less than