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MAX DEMAND
KIMAX)
= 90
DEMAND LlMlT SIGNAL (4-20 MA INPUT)
Fig. 8
-
4-20
mA
Demand Limiting
Reading and Changing Time Displav
-
Time is entered
Logging
On/Longing
Off
-
The service function is
pass-
and displayed in 24-hour time. The day of the week is
en-
word protected. Therefore, to gain entry to this function,
tered as a number.
1 = Mon, 2 = Tue, 7 = Sun, etc.
m
Kev
is used as the colon when entering time. See
Ex-
ample 8.
I
Example 8
-
Setting Time of Day and
Day of Week
this password must be entered. Pressing
ml
rim
m
allows the technician to view, change or enter
configura-
tion codes. To log off, perform the following keystrokes:
m
biF]H
~ The service function is once again
pass-
word protected.
Software Information
-
Fi
F/VI
displays the version
number of the software that resides in the processor mod-
ule. Press
m
a second time to display the language op-
tions that are available in the field configuration group.
The
r;lF[
and
firI
bf
t
2
SRVC
su uric ions are summarized in
Table
11
s
KEYPAD DISPLAY
ENTRY
RESPONSE
TIME
MON 1600
TUE 13 05
JAN 01 90
APR
15
90
COMMENTS
Time display sub-
function of set point
function
Current setting is
Monday, 4:00 p.m
New setting of
Tuesday, I:05 p m
is entered
and displayed
Current date is
Jan. 1, 1990
New setting
April
15,
1990
is entered
and displayed
Factorv
Configuration Codes
-mF[
allows entry into
the factory configuration subfunction. Under this subfunc-
tion, there are 6 groups of configuration codes that are down-
loaded at the factory. Each group is made up of 8 digits. If
processor module is replaced in the field, these 6 groups of
configuration codes must be entered through the keypad and
display module. Factory configuration codes (groups 1 through
6) that apply to the particular Flotronic’” II chiller being
serviced are found on a label diagram located inside the
control box cover. See Table 12 for a summary of factory
configuration subfunction keystrokes.
SERVICE FUNCTION
-
This function allows the
techni-
cian
to view and input configuration data. Factory
config-
uration data, field configuration data and service configu-
ration data may be viewed or entered through the keypad
and display module. See Table 9 for a complete listing of
configurable items. Whenever a processor module is re-
placed in the field, the complete list of configuration codes
must be entered.
44