JC TEC2647-4

Johnson Controls | Part Number: TEC26474
Thermostat controller with two on/off or floating and two proportional 0 to 10 VDC control outputs.
Ships in 4-6 weeks
Features BACnet MS/TP communication as well as a password protection option. Very versatile with over 20 configurable parameters.

TEC2647-4 Technical Data

Power requirements
19 to 30 VAC
50/60 Hz, 2 VA (Terminals 4 and 5) at 24 VAC nominal
Class 2 or Safety Extra- Low Voltage (SELV)

Relay/Triac Contact Rating
19 to 30 VAC
1.0 A Maximum
15 mA Minimum, 3.0 A In-Rush
Class 2 or SELV

Analog Output Rating
0 to 10 VDC into 2k ohm Resistance (Minimum)

Auxiliary Output Rating
19 to 30 VAC, 1.0 A Maximum, 15 mA Minimum 3.0 A In-Rush

Binary Inputs
Voltage-Free Contacts across Terminal Scom to Terminals BI1, BI2, or UI3

Analog Inputs
Resistive Inputs (RS and UI3) for 10k ohm Johnson Controls Type II Negative Temperature Coefficient (NTC) Thermistor Sensors

Temperature Sensor Type
Local 10k ohm Negative Temperature Coefficient (NTC) Thermistor

Wire Size
18 AWG (1.0 mm Diameter) Maximum, 22 AWG (0.6 mm Diameter) Recommended

MS/TP Network Guidelines
32 Devices Maximum; 4,000 ft (1,219 m) Maximum Cable Length

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

Temperature Accuracy
±0.9 F/±0.5 C at 70.0 F/21.0 C Typical Calibrated

Minimum Deadband
2 F /1 C between Heating and Cooling

Ambient Conditions
Operating: 32 to 122°F (0 to 50°C); 95% RH Maximum, Noncondensing
Storage: -22 to 122°F (-30 to 50°C); 95% RH Maximum, Noncondensing