Carrier ComfortVu TB-24-HM Installation And Operation Manual page 30

Wiring and DIP switch/jumper configurations – AC systems
with Humidifier for dehumidifier
Config. 16:
HC21
1 Speed fan,
Humidifier,
Dehumidifier
Outputs
Heat element 2
11
(2 stage heat)
nd
Heat element 1
12
(1 stage heat)
st
13 Fan (1 speed)
(3)
14 Compressor
15 Humidifier
(4)
16 Dehumidifier
SW3
1 2 3 4 5 6 7
SW1
1 2 3 4 5 6
Jumpers
JP2, JP3
for analog
outputs
SW3.4 – HP (Heat pump):
(2)
HC (not heat pump):
SW3.5 – Compressor delay:
(3)
SW1.3 – Dehumidification:
(4)
SW1.6 – Terminal 12 operation:
(5)
See drawing on page 21 for DIP switch and jumper locations.
Humidifier, Dehumidifier: 0-10 Vdc, 0.5 mA Not isolated
Control – Fan on/off, Heat elements, Heat pump, Compressors, Economizer: 24 Vac, 0.5A max
Config. 17:
HC11
1 Speed fan,
Humidifier,
Dehumidifier
(2)
Heat element
(2)
(5)
Economizer
(option – SW1.6 ON)
Fan (1 speed)
(3)
Compressor
Humidifier
(4)
Dehumidifier
8 1 2 3 4 5 6 7 8
1 2 3 4 5 6
ON = Heat pump active in cool, OFF = Heat pump active in heat
ON = Electrical heater, OFF = Oil/Gas heater (no fan)
ON = Disable, OFF = Enable
ON = Use dehumidifier, OFF = Use reheat for dehumidification
ON = Economizer
OFF = Terminal not in use
Config. 18: Config. 19:
HP11
1 Speed fan, 1 Speed fan,
Humidifier, Humidifier,
Dehumidifier Dehumidifier
(2)
Heat pump Heat pump
(5)
Heat element
Economizer
(2
nd
(option – SW1.6 ON)
Fan (1 speed) Fan (1 speed)
(3)
Compressor Compressor
Humidifier Humidifier
Dehumidifier Dehumidifier
1 2 3 4 5 6 7 8 1 1 2 2 3 3
1 2 3 4 5 6 1 1 2 2 3 3
- 30 -
HP21
(2)
stage heat)
(3)
(4)
4 4 5 5 6 6 7 7 8 8
4 4 5 5 6 6