Submittal Sheet
TEC3000 Color Series Wireless, Stand-Alone, and Field-Selectable BACnet® MS/TP or N2 Networked Thermostat 
Controllers Product Bulletin
11
Auxiliary output rating/triac 
output (for TEX3x1x and TEC3x2x 
models)
19 to 30 VAC, 1.0 A maximum, 15 mA minimum, 3.0 A in-rush
Binary inputs For TEC3x1x and TEC3x2x models: Dry contact across terminal COM to terminals 
BI1, BI2, or COS
For TEC3x3x models: Dry contact across terminal COM to terminals BI1 or BI2
Analog inputs For TEC3x1x and TEC3x2x models (two AIs): Nickel, platinum, A99B, 2.25k ohm 
NTC, 10k ohm NTC, 10k ohm NTC Type 3 across terminal COM to terminals R SEN 
or COS, 0-10 VDC
For TEC3x3x models (three AIs): Nickel, platinum, A99B, 2.25k ohm NTC, 10k ohm 
NTC, 10k ohm NTC Type 3 across terminal COM to terminals R SEN, SAT, or OAT, 0-
10 VDC
Temperature and humidity sensor 
type
Local digital sensor
Wire size 18 AWG (1.0 mm diameter) maximum, 22 AWG (0.6 mm diameter) recommended
MS/TP network guidelines For wired models: Up to 100 devices maximum for each Network Automation Engine 
(NAE); 4,000 ft (1,219 m) maximum cable length. Refer to the MS/TP Technical 
Bulletin for the Metasys, FX, or Verasys® system installed.
For wireless models: Up to 100 devices maximum for each Network Automation 
Engine (NAE)
Wireless band (for wireless 
models)
Direct-sequence spread-spectrum 2.4 GHz ISM bands
Transmission power (for wireless 
models)
10 mW maximum
Transmission range (for wireless 
models)
50 ft (15.2 m) recommended indoor
250 ft (76.2 m) line of sight, maximum
Temperature 
range
Backlit display -40.0°F/-40.0°C to 122.0°F/50.0°C in 0.5° increments
Heating control 40.0°F/4.5°C to 90.0°F/32.0°C
Cooling control 54.0°F/12.0°C to 100.0°F/38.0°C
Accuracy Temperature ±0.9°F/±0.5°C at 70.0°F/21.0°C typical calibrated
Humidity ±5% RH from 20% to 80% RH at 50°F to 90°F (10°C to 32°C)
Minimum deadband 2F°/1C° between heating and cooling
Occupancy sensor motion 
detection (occupancy sensing 
models)
Minimum of 94 angular degrees up to a distance of 15 ft (4.6 m);
based on a clear line of sight
Ambient 
conditions
Operating 32°F to 122°F (0°C to 50°C); 95% RH maximum, noncondensing
Storage -22°F to 122°F (-30°C to 50°C); 95% RH maximum, noncondensing
TEC3000 Color Series Thermostat Controllers (Part 2 of 3 )










