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26
Fig. 28 —
Typical Control Field Connections
24V CONTROL
LEGEND
AO
— Analog
Output
(0-10
Vdc)
ALM
— Alarm Relay
BO
— Digital Output (Relay, 1A Max)
BMS
— Building Manangement System
CB
— Circuit
Breaker
EWT
— Entering Water Temperature
FU
— Fuse
FM
— Fan
Motor
GND
— Ground
IN
— Thermistor or Dry Contact Input
LWT
—
Leaving
Water
Temperature
OAT
—
Outdoor
Air
Temperature
R1
—
CW
Valve
Relay
R2
—
CCW
Valve
Relay
R3
— FC Enable Relay
R4
—
VFD
Enable
Relay
SW
—
Switch
TB
—
Terminal
Block
TRAN
— Transformer
VFD
— Variable Frequency Drive
Содержание 09FC020
Страница 8: ...8 Fig 5 09FC 020 Unit Dimensions...
Страница 9: ...9 Fig 6 09FC 030 Unit Dimensions...
Страница 10: ...10 Fig 7 09FC 040 Unit Dimensions...
Страница 11: ...11 Fig 8 09FC 050 Unit Dimensions...
Страница 12: ...12 Fig 9 09FC 060 Unit Dimensions...
Страница 13: ...13 Fig 10 09FC 070 Unit Dimensions...
Страница 14: ...14 Fig 11 09FC 080 Unit Dimensions...
Страница 69: ......