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PN25080
Start-Up & Operation 5 - 11
TRIO-WIRL INSTRUCTION MANUAL
5.5.2 Turning Locked Mode On/ Off
After power-up, the converter operates in the
Locked
mode and data may not be entered. In order to enter or
change data, the mode must be changed to either the
Standard
,
Specialist
or
Service
mode. The mode-change
is made in the
Program Level
menu. After the mode is changed, a
program protection code
must be entered
using the
Data
&
Step
buttons, unless the code has been set to "
0
".
If the
Service
mode is selected, a
service code
is required to enable entry into the
Service Mode
. The mode hier-
archy is
Standard
Specialist
Service
and the number of changeable parameters shown in the menus
increases with each mode level.
Entry into
Service
mode is required to gain access to the following parameters:
*
PT100 Sensor enable
*
Fluid selections
*
K-factor
*
Flow & temperature calibration data entry
*
Service data entry
Action
⇒
Key
=
Display Information
Turn
Locked
mode OFF
-
Standard Display
↓
↓
↓
1)
Advance to
Progr. Level
STEP or DATA
↓
↓
↓
2)
Enter Menu
ENTER
↓
↓
↓
3)
Display
Programming Level
ENTER
Mode is selectable when
"underscore" is displayed
↓
↓
↓
4)
Select desired
Programming
Level
for processing
STEP or DATA
↓
↓
5)
Return to
Menu Level
ENTER
Locked
mode is now OFF
Qv %
10.5
Progr.
Level
Locked
Locked_
Standard_
Speciali
st_
Service_
Progr.
Level
Note:
Before a parameter can be
changed or entered the
Locked-mode must be turned
off (Also refer to Section
!