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Figure41: UI Module
Drawing
Reference
Label Unit Connection
Type
Position Indicates
Range
2
CH1 CH1 port of Other module for communication
RS485
3
DI1
Occupancy
NO
(Closed = Occupied)
DI2
Outside Air filter Switch
NO (
Closed = Dirty)
DI3
Unassigned
NO (
Closed = Dirty)
4
UI1
Unassigned
UI2
Unassigned
UI3
Unassigned
UI4
Unassigned
UI5
Space / Return Duct Temperature (Field Option)
0
– 10Vdc
-130-210F
UI6
Space / Return Duct Relative Humidity (Field Option)
0
– 10Vdc
-130-210F
Figure42: NTC Module
Drawing
Reference
Label Unit Connection8
Sensor Type
Position Indicates
Range
2
CH1 CH1 port of Other module for communication
RS485
3
RI1
Space / Return Duct Temperature(Field Option)
NTC 10k
-130-210F
RI2
Unassigned
NTC 10k
-130-210F
RI3
Outdoor Air Temperature
NTC 10k
-130-210F
RI4
Leaving Air Temperature(Main Coil) #1
NTC 10k
-130-210F
RI5
Leaving Air Temperature(Main Coil) #2
NTC 10k
-130-210F
RI6
Unassigned
NTC 10k
-130-210F
RI7
Supply Air Temperature
NTC 10k
-130-210F
RI8
After Heater Air Temperature
NTC 10k
-130-210F
47