Wire Optional Inputs And Outputs - Trane Tracker Version 12 Hardware Installation

Chapter 3 Termination board wiring
Table 6. Input and output wire specifications
Input and output
terminals
Alarm relay output Binary output
TB1-4, TB1-5 Dry contact
Operating range: 24 V, 1 A
maximum
Priority shutdown Binary input
device input
Operating range:
TB1-6, TB1-7 12 Vdc nominal
(10 Vdc to 14 Vdc) at
12 mA nominal
Utility pulse meter
(10 mA to 14 mA)
input
< 50 Ω = switch closed
TB1-8, TB1-9
> 1000 Ω = switch open
Thermistor input Analog input for an outdoor air
temperature sensor
TB1-10, TB1-11,
shield ground TB1-12 Operating range:
From –50ºF to 200ºF
(–46ºC to 93ºC)
Thermistor, 10 kΩ at 77°F (25°C)
* All field-installed binary wiring is low voltage and must comply with National Electrical Code (NEC) and federal, state, and
local electrical codes.
† Alarm relay wires and 24 Vac wires may reside in the same conduit.
‡ Do not run input wires and ac power wires together in the same conduit or wire bundle.
26

Wire optional inputs and outputs

The Tracker controller provides input and output terminals as follows:
Input for an optional priority shutdown device
•
Input for an optional utility pulse meter
•
Input for an optional outdoor air temperature sensor
•
Output terminal for an optional alarm relay
•
Refer to Table 6 for input and output wire specifications, and to the
termination board wiring diagram in Figure 14 on page 24 for wiring all
inputs and outputs.
Description
Trane recommends 18 AWG (1.02 mm
conduit.
Maximum length = 1000 ft (305 m) *†
Trane recommends 18—22 AWG (1.02 mm
wire and metal conduit.
Maximum length = 1000 ft (305 m) *‡
Shielded wire, 18—22 AWG (1.02 mm
twisted pair
Maximum length = 300 ft (91 m) *‡
Wire specifications
2
) wire and metal
2
—0.643mm
2
—0.643mm
BMTK-SVN01D-EN
®
2
)
2
)