Delta Controls DNT-T103 User Manual

Delta Controls
Document Edition 4.1 Page 25 of 41
DNT-T221 I/O (Outputs 1 & 2 are Analog, and Output 3 is a Triac)
Input AI1 Input AI2 Input AI3 Remote AV5 Output 1 Output 2 Output 3
Room Temp. N/A Optional OAT Compressor
(0/10v)
Reversing
Valve (0/10v)
Heating 2
Room Temp. N/A Optional OAT Compressor
(0/10v)
Reversing
Valve (0/10v)
Cooling 2
Room Temp. N/A Optional OAT Compressor
(0/10v)
Reversing
Valve (0/10v)
Fan
Room Temp. N/A Optional OAT Compressor
(0/10v)
Reversing
Valve (0/10v)
None
(MUX)
Setup Parameters
Setup Variable Function Notes
AV24 Binary Delay Transition Timer for Compressor
AV25 N/A
AV26 Binary Delay Transition Timer for Rev. Valve
AV27 N/A
AV28 PWM minimum value or Binary On Delay Depends on OP3 configuration
AV29
PWM maximum value or Time Proportioned
Heating Controller Limit
Depends on OP3 configuration
Sequence of Operation
Switch to HEATING
 Turn Rev. Valve ON
 Wait Delay Time
Switch to COOLING
 Turn Rev. Valve OFF
 Wait Delay Time
Rev. Valve
is OFF
Rev. Valve
is ON
Heating > 90%
Cooling > 90%
Turn Compressor ON
Heating &
Cooling = 0
HEATING COOLING
Y Y
N N
Turn Compressor OFF
DEADBAND
YYY
N N N
START
Turn Fan ON
Turn Fan OFF

Delta Controls DNT-T103 Specifications

General

Brand	Delta Controls
Model	DNT-T103
Category	Thermostat
Language	English