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Honeywell T7047C Installation Instructions

Electronic thermostats and remote space sensors

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T7047C,G
Electronic Thermostats
and Remote Space Sensors
APPLICATION
The T7047C,G Electronic Thermostats and Remote
Space Sensors are used in Series 70 Control Systems
to provide modulating space temperature control.

SPECIFICATIONS

Models:
T7047C: 2-wire remote sensor for use with control
systems such as the T7100, T7300, W927, W960,
and W973.
T7047G: 2-wire remote sensor without internal
adjustment means, requires remote setpoint device
such as T7100, T7300, S963B, 7067B or T7080B.
Dimensions: See Fig. 1.
Temperature Sensor: Thermistor-resistor element.
Sensor Resistance:
For the following negative temperature coefficient (NTC)
devices, resistance decreases as temperature
increases (Fig. 8 and 9):
T7047C: 1420 ohms nominal at 75°F (24°C);
resistance changes 15 ohms for each 1°F (0.6°C)
temperature change.
T7047G: 710 ohms nominal at 75°F (24°C);
resistance changes 7.5 ohms for each 1°F (0.6°C)
temperature change.
Mounting: Mounts on wall or 2 x 4 in. vertical outlet box
with screws provided.
Accessories:
209649A Universal Cover Plate (taupe);
5-3/4 x 7-3/8 in. (146 x 187 mm).
209650A Universal Cover Plate (premier white);
5-3/4 x 7-3/8 in. (146 x 187 mm).
INSTALLATION INSTRUCTIONS
3-1/4
4-5/8
(117)
3-13/16
(97)
7/8 (22)
3/8
(10)
1-1/16 (27)
Fig. 1. T7047 dimensions in in. (mm).
INSTALLATION
When Installing this Product...
1. Read these instructions carefully. Failure to follow
them could damage the product or cause a
hazardous condition.
2. Check the ratings given in the instructions and on
the product to make sure the product is suitable for
your application.
3. Installer must be a trained, experienced service
technician.
4. After installation is complete, check out product
operation as provided in these instructions.
CAUTION
Electrical Shock or Equipment
Damage Hazard.
Can shock individuals or short equipment
circuitry.
Disconnect power supply before installation.
1-13/16 (46)
(83)
2-7/8 (73)
3-5/8 (92)
M17720
62-3050—3

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Summary of Contents for Honeywell T7047C

  • Page 1: Specifications

    SPECIFICATIONS 4-5/8 (117) 3-13/16 Models: (97) T7047C: 2-wire remote sensor for use with control systems such as the T7100, T7300, W927, W960, and W973. T7047G: 2-wire remote sensor without internal adjustment means, requires remote setpoint device 7/8 (22) 2-7/8 (73) such as T7100, T7300, S963B, 7067B or T7080B.
  • Page 2 THERMOSTAT SCREW M17719 Fig. 2. Mounting the T7047. M3418 Wiring Fig. 4. Two T7047C Sensors and one T7047G Sensor providing a temperature-averaging network for a T7100/Q7100 or T7300/Q7300 Thermostat/Subbase. CAUTION Electrical Shock or Equipment Damage Hazard. Can shock individuals or short equipment circuitry.
  • Page 3 T7047C T7047C Fig. 5. Four T7047C Sensors providing a temperature-averaging network for a T7100/Q7100 or T7300/Q7300 Thermostat/Subbase. Q7300 M3419 Fig. 7. Nine T7047C Sensors providing a temperature- T7047G T7047G averaging network for a T7100/Q7100 or T7300/Q7300 Thermostat/Subbase. T7047G T7047G T7047G M3422 Fig.
  • Page 4 T7047C,G ELECTRONIC THERMOSTATS AND REMOTE SPACE SENSORS OPERATION AND CHECKOUT RESISTANCE (OHMS) 2000 Operation 1800 The T7047C,G Electronic Thermostat or Remote Space Sensor control element is a negative temperature 1600 coefficient (NTC) thermistor. As the room temperature 1420 OHMS AT increases, the resistance of the thermistor decreases.

This manual is also suitable for:

T7047g