TEC2145-4 N2 Networked Thermostat Controller with Single Proportional Output and One-Speed Fan
Control Installation Instructions
16
Table 5: Accessories (Order Separately)
Code Number
Description
TEC-6-PIR
1
Commercial Fan Coil Controller Cover with Occupancy Sensor
TE-6361M-1
2
Duct Mount Air Temperature Sensor
TE-636S-1
Strap-Mount Temperature Sensor
SEN-600-4
3
Remote Indoor Air Temperature Sensor with Occupancy Override and LED
1.
The TEC-6-PIR Accessory Cover can be used to replace the existing cover on a non-PIR TEC2145-4 Thermostat
Controller to provide occupancy sensing capability.
2.
Additional TE-636xx-x Series 10k ohm Johnson Controls Type II Thermistor Sensors are available; refer to the
TE-6300 Series Temperature Sensors Product Bulletin (LIT-216320)
for more details.
3.
The occupancy override function can only be accomplished using the SEN-600-4 with the TEC2145-4.
Table 6: Alarm Messages
Display
Function
Service
Indicates that there is a service alarm in accordance with the programmable Binary Input (BI2).
Filter
Indicates that the filter(s) is dirty in accordance with the programmable Binary Input (BI2).
Window
Indicates that an outside window or door is open and has cancelled the thermostat controller
heating or cooling action in accordance with the programmable Binary Input (BI1).
Table 7: Troubleshooting Details
Error/Trouble
Condition
Probable Cause
Solution
Thermostat
Controller Cycles
Online and Offline
Two or more controllers have the same
address.
Change each duplicate address to a unique number.
There are Y or T taps on the N2 Bus, or
the repeater has lost power or is wired
incorrectly.
Refer to the
N2 Communications Bus Technical Bulletin
(LIT-636018).
Thermostat
Controller Does
Not Come Online
Two or more controllers have the same
address.
Change each duplicate address to a unique number.
The N2 Bus contains too many devices.
Do not exceed the maximum number of devices allowed on
the N2 Bus per supervisory controller limitations.
The thermostat controller does not have
power.
Apply power to the thermostat controller.
The N2 cable runs are broken.
Locate the break and correct the wiring.
The thermostat controller device type is
incorrect.
Change the thermostat controller device type to VND.
N2 Bus is Offline
The wiring on the N2 Bus is broken.
Repair the wiring.
No point mapping has been entered.
Define the BAS dataset.
