Carrier 48FP - Page 39

39
TO 24-V
ISOLATED
TRANSFORMER
BRN
RED
CFM ACY
OUTDOOR
AIR
24V
24V
+
-
PNK
BLK
PSIO
NO. 2
CH. 35
PSIO NO. 2
J6
41
42
RELAY PART.
NO.HK35AB001
PSIO
NO. 2
J6
HUM VLV
CARRIER PART NO.
HK35AB001
43
44
45
+
+
-
HUMIDIFIER
ACTUATOR
HUMIDIFIER
RELAY
HUM
R
37
38
HYD VLV
HYDRONIC VALVE
ACTUATOR
PSIO
NO. 2
J6
+
-
TB2
31
PSIO
NO. 2
J7
TB2
5
14
SIZES
034-048
SIZES
054-104
LEGEND
Fig. 25 — Hydronic Heating
TB —
Terminal Block
Field Wiring
Component Terminal
LEGEND
Fig. 26 — Freezestat
TB —
Terminal Block
Field Wiring
Component Terminal
Terminal Block Terminal
LEGEND
Fig. 22 — Outdoor Airflow Control
TB —
Terminal Block
Field Wiring
Component Terminal
Terminal Block Terminal
LEGEND
Fig. 24 — Humidifier
TB —
Terminal Block
Field Wiring
Component Terminal
LEGEND
Fig. 27 — Remote Supply Air Temperature
Reset/Space Temperature Offset
CV
—
Constant Volume
SASP
—
Supply-Air Set Point
VAV
—
Variable Air Volume
Fig. 23 — Timed Discrete Output