Carrier 30XA080-500 Controls, Start-Up, Operation, Service And Troubleshooting Instructions page 34

Chilled Water Temperature Control
56
54
u. 52
"O
50
_ 48
E
_ 46
I--
'5
• - 44
EWT
LWT
Design
Rise
(typical)
42
4O
0 10 20
LEGEND
EWT -- Entering Water Temperature
LWT -- Leaving Water Temperature
30 40 50 60 70 80
% Loading
Fig. 17 -- Chilled Water Temperature Control
90 100
16
OAT Temperature Reset
14
.-.12
I.I.
-a 10
E
o 8
E
_ 6
_: 4
(EXAMPLE)
2O
X
\
\
40 60 80 100
Outdoor Temperature (deg F)
Fig. 18 -- OAT Reset
120
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