Neptronic TRO24T4XYZ1, Specification And Installation Instructions

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VAV Thermostat Controller
Specification and Installation Instructions
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Mounting Instructions
CAUTION: Remove power to avoid a risk of malfunction.
A. Remove the captive screw
that’s holding the base and the front cover of the unit together.
B. Lift the front cover of the unit to separate it from the base.
C. Pull all wires through the holes in the base.
D. Secure the base to the wall using wall anchors and screws (supplied). Make the appropriate connections.
E. Mount the control module on the base and secure using the screw.
Programming Mode
The Mode Selector DIP switch (DS1) must be set to the “ON” position (Programming Mode). Refer to Wiring on page 2. To
exit, set DIP switch back to the “OFF” position (Operation Mode). All changes will be saved.
Symbols used in this Manual
Single Duct
Temperature
Heating
Cooling
TRIAC Output 1
TRIAC Output 2
TRIAC Output 3
TRIAC Output 4
Analog Output 1
Analog Output 2
Analog Input 1
Analog Input 2
Analog Input 3
Air Flow
Night Set Back
Timer/Clock
A
E
D
C
B
C
°F / °C
Icon indicates in “programming mode”
Setting description (e.g.
“inside temp sensor offset”)
Setting value (e.g.
“71.5°F”
, or
“AUTO”
)
Advance to next setting
Change value
Return to previous setting