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Table 14 — Damper Position Control, 2-Speed Fan Motor, Economizer Cooling Not Available
INPUT
OCC
Y1
Y2
W1
SUPPLY FAN
MOTOR SPEED
No CO
Sensor
CLOSED
2
W/ CO
Sensor
CLOSED
2
0-V
24-V
0-V
0-V
0-V
0-V
0-V
0-V
OFF
LOW
MIN POS-L
FROM VENTMIN L TO
VENTMAX L
VOLTAGE
24-V
24-V
0-V
0-V
SUPPLY FAN MOTOR SPEED
LOW
DAMPER POSITION
MIN POS-L
FROM VENTMIN H
FROM VENTMIN L TO
VENTMAX L
23
24-V
24-V
24-V
0-V
24-V
0-V
0-V
24-V
HIGH
HIGH
MIN POS-H
MIN POS-H
FROM VENTMIN H
TO
TO
VENTMAX H
VENTMAX H
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