Wiring And Dip Switch Configurations 40 To 41 - Fc Systems - 4-Pipe - Carrier ComfortVu TBPL-24-H Installation And Operation Manual

Wiring and DIP Switch configurations 40 to 41 – FC systems - 4-pipe
with Reheat for dehumidification, without Humidifier
Config. 40:
4-Pipe,
Outputs
1/2/3 Speeds fan
Heat valve PID
Fan high
11
Fan medium
12
(or Economizer
Fan low
13
Heat element
14
(2nd stage heat)
Cool valve
15
Heat valve
16
AO1
AO2
SW3
SW1
(1) SW3.1, SW3.2 – Fan speeds:
(2) SW3.4 – 2nd heating stage:
(3) SW3.5 – Chilled beam option:
(4) SW1.3 = Dehumidification:
(5) SW1.6–Terminal 12 operation:
See drawing for DIP switch and jumper locations (page 24).
Fan on/off: 110-230VAC, 2.5A max., PID valves: 0-10VDC, 0.5mA Not isolated
Control - Heat elements, Cool/Heat valves, Economizer: 110-230VAC, 0.3A max.
ComfortVu™ BACnet Thermostat Model Standard TB-HM (Line voltage)Carrier Proprietary and Confidential CARRIER CORPORATION ©2020
Installation and Operation Guide
Config. 41:
1/2/3 Speeds fan
(1)
,
Cool valve PID, Reheat
for Dehumidification
Fan high
Fan medium
) (or Economizer
(5)
Heat element
(2)
(2nd stage heat)
(3)
Heat valve
X Cool valve PID
X
1 speed (Low):
2 speeds(Low and High):
3 speeds(Low, Medium, and High):
ON = Enable, OFF = Disable
ON = Enable chilled beam (fan will not run with cooling)
ON – Use dehumidifier, OFF – Use reheat for dehumidification
ON = Economizer
OFF = Fan Medium (3 speeds) / Terminal not in use (1/2 speeds/VFS)
Important: Economizer will not work in 3 fan speeds configuration.
4-Pipe,
(1) ,
)
(5)
Fan low
(2)
X
(3)
X
39
SW3.1 = ON, SW3.2 = OFF
SW3.1 = OFF, SW3.2 = ON
SW3.1 = OFF, SW3.2 = OFF
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