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WATLOW Series 988 User’s Manual 4.35
Setup Menus, Chapter 4
Setup-Global
Global Prompts
When you are in the Setup menus, the Series 988 displays the menu
selection ([InPt], [OtPt], [GLbL] or [COM]) in the upper display, and
[`SEt] in the lower display.
The Up-arrow > or Down-arrow key < selects another menu. Press
the Mode key µ to display the first prompt in the lower display and its
value in the upper display. Use the Up-arrow > and Down-arrow <
keys to change the value in the upper display. The new value will not take
effect until after a five-second delay or until you press the Mode key µ.
Celsius-Fahrenheit
Select which temperature scale the controller will use.
[`C_F] This prompt appears only on controllers with either Input 1 or
Input 2 set to something other than a process input.
Default
↓
[``°F] [``°C]
[`C_F] [`C_F]
Failure Mode
Select the output level that the controller will maintain if an input
fails.
• Bumpless transfer [bPLS] maintains the same output settings after an
input failure.
[FAIL] This prompt always appears.
If Default
↓ ↓
[bPLS] [-100] … [`100]
%
a heat/cool
[FAIL] [FAIL] [FAIL]
application
[bPLS] [```0] … [`100]
%
a heat-only
[FAIL] [FAIL] [FAIL]
application
[bPLS] [-100] … [```0]
%
a cool-only
[FAIL] [FAIL] [FAIL]
application
˜
NOTE:
Decimal points may
not always be in the
position specified
below depending on
the the settings in
the Decimal 1
[dEC1] and Decimal
2 [dEC2] parame-
ters in the Input
Menu.
[`C_F]
[FAIL]