Salus ST101ZB - Attach Wiring

6. Attach Wiring
Connect the labeled wires to their matching terminals based on the fan coil
configuration as follows:
Configuration
R
C
WY
YA
Gl
Gm
Gh
Ac
Ac
Tp
Tx
Ts
Tc*
2-pipe Heat Only
√
√
W
√
√
√
O
O
O
O
O
2-pipe Cool Only
√
√
Y
√
√
√
O
O
O
O
O
2-pipe Heat or Cool -
Manual changeover
√
√
W/Y
√
√
√
O
O
O
O
O
2-pipe Heat or Cool -
Seasonal changeover
√
√
W/Y
√
√
√
O
O
√
O
O
√
2-pipe Heat or Cool with
Auxiliary Heat
√
√
W/Y
A
√
√
√
O
O
√
O
O
√
4-pipe Heat / Cool,
Manual or Auto changeover
√
√
W
Y
√
√
√
O
O
O
O
O
√: Required O: Optional
* If using more than one T terminal (Tp,Tx,Ts), it may be necessary to splice for Tc.