Changeover Control Sensor Specification and Installation Instructions SCC80-120829-ESL.doc Page | 1 Models SCC80 Description The SCC80 is a duct-mounted, pre-calibrated changeover control sensor that’s easy to install and highly accurate. Applications Duct temperature changeover controller with fixed set point Features 24Vac or 24 Vdc supply Sensor operation temperature up to 176ºF [80ºC] Fast response, excellent accuracy SPDT output relay No adjustments required (pre-calibrated) Built-in mounting tabs and mounting screws supplied for easy installation Status LED Technical Specifications Specifications SCC80 Input Voltage 24 Vac or 24 Vdc Consumption 1.5VA @ 24 Vac Sensor Thermistor (max temperature 176ºF [80ºC]) Accuracy Accuracy: +/- 1% @ 77ºF [25ºC] Setpoint Cooling: 73.4ºF [23ºC] Heating: 78.8ºF [26ºC] Hysteresis 5.4ºF [3ºC] Relay output One SPDT relay: 1A @ 24 Vdc, 1A @ 24 Vac, resistive load Electrical Connections 0.8 mm 2 [18 AWG] minimum Operational Temperature 0ºC to 50ºC [32ºF to 122ºF] Storage Temperature -30ºC to 50ºC [-22ºF to 122ºF] Relative Humidity 5 to 95% non condensed Weight 0.17 lbs [75g] Dimensions A = 3.50” [89mm] B = 3.00” [76mm] C = 2.16” [55mm] D = 5.24” [133mm] E = 3.97” [101mm] F = 0.37” [9.5mm] G = 0.6” [15mm] H = 0.8” [20mm] B A C D E G H F Process and Wiring Temperature NC contact NO contact LED Common 24Vac / 24Vdc Power Input NO (normally open) Common SPDT Relay Output NC (normally closed) ON = < 73.4°F [23°C] OFF = > 78.8°F [26°C] Status LED less than 73.4°F [23°C] Opens Closes On greater than 78.8°F [26°C] Closes Opens Off between 73.4°F [23°C] - 78.8°F [26°] No change of state Caution: We strongly recommend that all Neptronic® products be wired to a separate transformer and that transformer shall service only Neptronic® products. This precaution will prevent interference with, and/or possible damage to incompatible equipment. SCC80Next >