ComfortVu™ BACnet Thermostat Model Standard TB-HM (Line voltage)Carrier Proprietary and Confidential CARRIER CORPORATION ©2020
Installation and Operation Guide
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38
Wiring and DIP Switch configuration 39 – FC systems - 4-pipe
Outputs
Config. 39:
4-Pipe,
1/2/3 Speeds fan
(1)
,
Heat valve PID, Cool
valve PID
11
Fan high
12
Fan medium
(or Economizer
(5)
)
13
Fan low
14
Heat element
(2)
(2nd stage heat)
15
X
16
X
AO1
Cool valve PID
(3)
AO2
Heat valve PID
(1st stage heat)
SW3
SW1
(1)
SW3.1, SW3.2 = Fan speeds:
1 Speed (Low):
SW3.1 ON, SW3.2 OFF
2 Speeds (Low and High): SW3.1 OFF, SW3.2 ON
3 Speeds (Low, Medium and High): SW3.1 OFF, SW3.2 OFF
(2)
SW3.4 = 2nd heating stage:
ON – Enable,
OFF – Disable
(3)
SW3.5 = Chilled beam option
ON – Enable chilled beam (fan will not run with cooling)
(4)
SW1.3 = Dehumidification:
ON – Use dehumidifier,
OFF – Use reheat for dehumidification
(5)
SW1.6 = Terminal 12 operation: ON – Economizer
OFF – Fan Med. (3 Speeds) / Terminal not in use (1/2 Speeds/VFS)
Important: Economizer will not work in 3 fan speeds configuration
See drawing for DIP switch and jumper locations.
PID valves: 0-10VDC, 0.5mA Not isolated
Control - Fan on/of, Heat elements, Cool/Heat valves, Economizer: 24VAC, 0.5A max.
Содержание ComfortVu Standard TB-HM
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