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Config. 8:
HC22
1 Speed fan,
Economizer
11
12
13
14
15
16
Heat element 2
(2
nd
stage heat)
Economizer
(option – SW1.6 ON)
Fan (1 speed)
Compressor 2
Compressor 1
Heat element 1
(1
st
stage heat)
Config. 9:
HP32
1 Speed fan,
Economizer
Heat element
(3
rd
stage heat)
Fan (1 speed)
Compressor 2
Compressor 1
Heat pump
8
7
6
5
4
3
2
1
6
5
4
3
2
1
SW3
SW1
8
7
6
5
4
3
2
1
6
5
4
3
2
1
JP3
JP2
3
Jumpers
JP2, JP3
for analog
outputs
1
3
1
JP3
JP2
3
1
3
1
- 27 -
Wiring and DIP switch/jumper configurations – AC
systems
Outputs
Control – Fan on/off, Heat elements, Heat pump, Compressors, Economizer: 24 Vac, 0.5A max
See drawing on page 21 for DIP switch and jumper locations.
(5)
Economizer
(option – SW1.6 ON)
(5)
(3)
(3)
(2)
(2)
(2)
SW3.4 – HP (Heat pump):
ON = Heat pump active in cool, OFF = Heat pump active in heat
HC (not heat pump):
ON = Electrical heater, OFF = Oil/Gas heater (no fan)
(3)
SW3.5 – Compressor delay:
ON = Disable, OFF = Enable
(5)
SW1.6 – Terminal 12 operation:
ON = Economizer
OFF = Terminal not in use
Summary of Contents for ComfortVu TB-24
Page 7: ...TB 24 HM Dimensions 7 ...