Omron E5 R Selection Manual page 48

Protect Level
The protect function can be used to restrict the setting items that can
be changed and thereby prevent unintentional setting changes. The
protection functions that can be used include operation adjustment
protection, initial setting level protection, setting change protection,
and PF key protection.
Operation/Adjustment Protection
Key operations in the operation level, adjustment level 2, bank setting
level, PID setting level, approximation setting level, and monitor item
level can be restricted using the settings shown below.
Set Operation
value
PV/SP Other
0
1
2
3
4
: Can be displayed and changed
: Can be displayed
: Cannot be displayed and moving levels is not possible.
Default set value: 0
Initial Setting Level Protection
Movement to the input initial setting level, control initial setting level,
control initial setting level 2, alarm setting level, display adjustment
level, and communications setting level can be restricted using the
settings shown below.
Set Movement to the input
value initial setting level
0 Permitted: Move to advanced
function setting levels" dis-
played.
1 Permitted: Move to advanced
function setting levels" not
displayed.
2 Prohibited
Communications Setting Level
Set the communications specifications in the communications setting level using panel operations. The communications parameters and their set-
tings are listed in the following table.
Parameter
Protocol selection
Communications unit number
Baud rate
Data length
Stop bits
Parity
Response send waiting time
Note: The highlighted values indicate default settings.
Before executing communications, set the communications unit num-
ber, baud rate, and other communications parameters using key
operations in the way described below. Refer to the User's Manual
(Z182) for details on other operations.
48
Digital Controllers
Adjustment, Bank setting,
adjustment 2 PID setting,
approximation
setting,
monitor item
Movement to control initial
setting level, control initial
setting level 2, alarm
setting level, display
adjustment level, and
communications setting
level
Permitted
Permitted
Prohibited
Displayed characters
psel
u-no
bps
len
sbit
prty
sdwt
E5AR/E5ER
• If the set value for initial setting level protection is set to 2, nothing
will happen when an attempt is made to enter the input initial set-
ting level from the operation level, adjustment level, adjustment
level 2, bank setting level, PID setting level, approximation setting
level, or monitor item level by pressing the Level Key for 1 s min.
(Also, the display will not flash as it usually does when changing
level.)
• The default set value for initial setting level protection is 0.
Setting Change Protection
Settings can be protected from changes using the Up and Down
Keys using the settings shown below.
Set value
OFF Settings can be changed with key operations.
ON Settings (except those in the protect level) cannot be
changed with key operations.
• Default set value: OFF
PF Key Protection
The PF1 and PF2 Keys can be enabled/disabled using the settings
shown below.
Set value
OFF PF1 and PF2 Keys enabled.
ON PF1 and PF2 Keys disabled. (Operations as function
keys or loop keys are prohibited.)
• The default set value for PF key protection is OFF.
Set values
CompoWay/F, Modbus
0 to 99
9.6/19.2/38.4 (kbps)
7/8 (bits)
1/2 (bits)
None/even/odd
0 to 9,999 s
1. Press the Level Key for 3 s min. to move from the operation level
to the initial setting level.
2. Press the Level Key to move from the initial setting level to the
communications setting level.
Description
Description
Displayed set values
cwt / mod
0, 1 to 99
9.6 / 19.2 / 38.4
8 (bit)
1 / 2
none / eUen / odd
0 to 20 to 9999