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Honeywell TR21/U Wall Module, 45 to 99 deg F, 20 kOhm, 5 to 95% Humidity
HONEYWELL TR21 20 K ohm NTC non-linear Temperature Wall Module
HVAC Temperature Sensors
}
Brand: 
Honeywell TR21/U Wall Module, 45 to 99 deg F, 20 kOhm, 5 to 95% Humidity
3095823
MFG #: TR21
Product ID:3095823
Famous Supply
- Color: White
- Dimensions: 4-13/16 in H x 3 in W x 7/8 in D
- Enclosure Type: Plastic
- Temperature Rating: 45 to 99 deg f
- Sensor: 20
- Humidity Range: 5 to 95 %
The TR21, TR22, TR23, and TR24 are a family of direct wired wall modules for use with Honeywell Excel 600, 500, 100, and 80 controllers; Excel 10 W7750, W7751A, W7752, and W7753 controllers; W7761 Controller; and Spyder Unitary Controllers.
- Features
- Standards & Approvals
- Includes
- Application
| Models available with user selectable setpoint adjustment dials in fahrenheit, celsius and relative scales |
| Models available with occupied/unoccupied override (bypass) with LED |
| Models available with 3-position (auto/0/1) or 5-position (auto/0/1/2/3 speed) fan switch |
| Lonworks network jack on all models except the TR21 and TR21-A models |
| Models available with on board humidity sensor, humidity output: 0-10Vdc, 0-5 vdc, 4-20ma selectable |
| Used with spyder, excel 600, 500, 100, 80 and excel 10, 15 series controllers also used with the T7350 and TB8220 thermostats |
| Mounted on a standard 2 x 4 inch junction box or on a 60 mm diameter junction box |
| 55 to 85 deg F setpoint temperature range |
| -40 to 150 deg F shipping and storage temperature range |
| 20 kOhm NTC non-linear |
| 5 to 95 percent RH, non-condensing operating humidity range |
| Comments: Special 10 kOhm for use only when averaging multiple sensors can also be used with T7350, TB8220 thermostats |
| CE Approved |
| UL 94 |
| Models with Setpoint Adjustment, Models with Occupied/Unoccupied Override (Bypass) with LED, Models with 3-Position (Auto/0/1) or 5-Position (Auto/0/1/2/3 Speed) Fan Switch, LONWORKS Bus Jack on All Models Except the TR21 and TR21-A Models |
| Wall Module Networked Sensor |