27
Installer Setup -
Information
Dry Contact Operation
(setup step 42 - 43)
Dry Contact Polarity (setup step 42)
Open (Normally Open) - The dry
contact is open until the connected
device closes the circuit.
Dry Contact Use (setup step 43)
CONDENSATE PAN - If CONDENSATE is selected when the dry contact
is active, the thermostat will lockout the compressor terminal(s) and
“CONDENSATE PAN OVERFLOW” will appear on the display.
UNOCCUPIED - If UNOCCUPIED is selected, the thermostat will use
unoccupied mode/ setpoints when they dry contact is active. In that state,
the OVERRIDE button is available to return to the prior mode/setpoints for a
limited amount of time. This setting is commonly used to emulate the function
of a twist timer.
FDD - If FDD is selected when the dry contact is active, “EQUIPMENT FAULT”
will appear on the display.
UNOCCUPIED MODE, UNOCCUPIED COOL SETPOINT, UNOCCUPIED HEAT
SETPOINT (setup steps 44-46) – When prior step set for UNOCCUPIED, these
three steps appear. Specify the desired mode and setpoints to be used when
the dry contact is active.
Wired Sensor Type
(setup step 30)
- Specifies the use of the con-
nected, wired sensor. The choices are: Remote, Supply, Outdoor.
Only the remote option allows control of the sensor.
Closed (Normally Closed) - The dry
contact is closed until the connected
device opens the circuit.
Dr
y
Contact
‘Idle’
‘Active’
Dr
y
Contact
Dr
y
Contact
‘Idle’
‘Active’
Dr
y
Contact
Summary of Contents for S1-TBSU304-S
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