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Specifications
Sensing element:
Temperature
Power
Communication
Inputs
Outputs
Environmental operating range
Mounting
Weight
ComfortVu™ BACnet Thermostat Model Standard TB-24 (24 Vac)Carrier Proprietary and Confidential
Installation and Operation Guide
Range
41° F to 95° F (5° C to 35° C)
24 Vac ±15%: 4VA unit, 76 VA full load
NOTE Devices connected to outputs, such as a fan, will increase VA
requirements.
BACnet MS/TP with baud rates up to 76.8 kbps (default baud rate is
38.4 kbps), detected and set automatically by the BACnet Thermostat.
Max 127 devices.
T1, 0 – Normally open or normally closed dry contract, or
0-10 Vdc analog input, or
50 kOhm thermistor @ 25°C
A, B - Communication +/- (RS485)
IN1, 0 - Normally open or Normally closed dry contract, or
0-10 Vdc analog input, or
50 kOhm thermistor @ 25°C
C, R - Power: 24 Vac
11, 12, 13 – Digital outputs, 3A max.
14 – Digital outputs 0.3A max
15 and 16 – Depends on application.
Digital output 0.3A max., or
Analog output 0-10 Vdc, 5 mA max., not isolated
50° to 122° F (10° to 50° C), 10 to 90% relative humidity, non-
condensing
•
If using an electrical box, mount the included wallplate to a standard
4" x 2" electrical box using the two larger mounting screws, then
mount the thermostat to the wallplate using the three smaller
mounting screws.
•
If not using an electrical box, flush-mount thermostat to wall (no
wallplate needed).
4.8 oz (0.14 kg)
2
Accuracy
±1.0° F (0.5° C)
CARRIER CORPORATION ©2024
All rights reserved
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