Lennox Core Unit Controller Setup Manual page 71

Control
Parameter Screen Name
No
GP D02 SP
368
PERCENT
GP D02 SP
369
DEGREES
GP D02 DB
370
PERCENT
GP2 DO2 TIME
371
DELAY
DISCHARGE AIR
375
CL SP
BLOWER LO HT
382
OUTPUT
BACNET & CS
385
COEXIST
VAV SMK PRESS
386
SP
VAV VT PRESS
387
SP
VAV HT PRESS
388
SP
VAV CL PRESS
389
SP
VAV MAX
390
OUTPUT
VAV
391
MANUALRESET
MGV STARTUP
392
DELAY
393 MGV MAX
394 MGV MIN
MGV PID
395
MANUAL RST
MGV PID P
396
CONST
MGV PID I
397
CONST
Table 12. CORE Control System Unit Parameters
Parameter Short
Description
Min.
General Purpose
D02 Set Point 0
Percentage
General Purpose
D02 Set Point -31
Degree
General Purpose
D02 Dead Band 0
Percentage
General Purpose
1
D02 Time Delay
Discharge Air
45
Cooling Set Point
Blower Low Heat
20
Output
This will allow
the CS8500 to
act as a slave
to the CORE 0
Unit Controller
and connect via
BACNET.
VAV supply static
pressure set point
0
during smoke
operation
VAV supply static
pressure set point 0
during ventilation
VAV supply static
pressure set point 0
during heating
VAV supply static
pressure set point 0
during cooling
VAV PID loop
40
max speed
VAV PID loop
manual reset 0
value.
"MGV start up
delay is based
on the setting.
For example the
default startup 4
delay is 16
seconds after
moving to high
fire."
MGV PID loop
60
min speed
MGV PID loop
0
max speed
MGV PID loop
manual reset 0
value.
MGV PID loop
proportional 0
constant
MGV PID loop
0
integral constant
Control Value
Default Max.
0 100
0 132
0 100
416 8160 Seconds
55 65
Depends on
100
equipment
0 1
1 5
1 5
1 5
1 5
100 100
60 100
16 300 Seconds
80 100
20 100
50 100
40 127
64 127
71
Units Description
General Purpose D02 Digital output
%
control mode set point.
General Purpose D02 Digital output
°F
control mode set point.
General Purpose D02 Digital output
%
control mode set point.
General Purpose D02 Digital output
control mode set point.
Set point used by the compressor / DAT
°F PI in room sensor mode to determine the
compressor speed.
Applicable to High Efficiency 3- to 5-ton
units only. ·Blower staged percentage
%
output low speed; used for low heating for
certain P volt models
• 0 = Disabled (default) (Required
setting for connection with ICON
system.
Option
• 1 = Enabled (BACNET & CS8500
can co-exist.
in w.c.
in w.c.
in w.c.
in w.c.
%
%
%
%
%
Counts
Counts