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.
- 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