32
OM
AGSB-5
Reset Type – Outside Air Temperature (OAT)
The Active Leaving Water setpoint is reset based on the outdoor ambient temperature.
Parameters used:
1. Cool LWT setpoint
2. Max
Reset
setpoint
3. OAT
Reset is 0 if the outdoor ambient temperature is greater than 75
°
F. From 75 down to 60
°
F
the reset varies linearly from no reset to the max reset at 60°F. At ambient temperatures less
than 60
°
F, reset is equal to the Max Reset setpoint.
Figure 7, Outside Air Reset
75
Cool LWT+Max Reset
(54)
Cool LWT Set-Point
(44)
OAT Reset
60
Max Reset
(10)
OAT (
o
F)
Active
LWT
(
o
F)
Summary of Contents for AGS 206A
Page 65: ......
