Owner's Manual
Page 1
...; there is good air circulation. • it . C7089A Outdoor Sensor APPLICATION INSTALLATION INSTRUCTIONS INSTALLATION The C7089 Outdoor Sensor is complete, check out product operation as provided in these instructions carefully. leadwires. Discharge line from the mounting clip. ᕢ Mark the area on the sensor. Use the following steps to mount the sensor: ᕡ Remove the sensor from an outdoor compressor unit, vent or fan will be mounted...
...; there is good air circulation. • it . C7089A Outdoor Sensor APPLICATION INSTALLATION INSTRUCTIONS INSTALLATION The C7089 Outdoor Sensor is complete, check out product operation as provided in these instructions carefully. leadwires. Discharge line from the mounting clip. ᕢ Mark the area on the sensor. Use the following steps to mount the sensor: ᕡ Remove the sensor from an outdoor compressor unit, vent or fan will be mounted...
Owner's Manual
Page 2
... clip. ᕣ Plug wiring hole using nonhardening caulk or putty. 1 C7089 WIRING HOLE THROUGH 2 STRUCTURE M7514 Fig. 1. a. Color-coded, 18-gauge thermostat wire is not long enough, run cable to the GND terminal on the W8900 Remote Module. Ground the shielded cable to a hole at least one foot away from a sensor can be avoided to prevent electrical shock or equipment...
... clip. ᕣ Plug wiring hole using nonhardening caulk or putty. 1 C7089 WIRING HOLE THROUGH 2 STRUCTURE M7514 Fig. 1. a. Color-coded, 18-gauge thermostat wire is not long enough, run cable to the GND terminal on the W8900 Remote Module. Ground the shielded cable to a hole at least one foot away from a sensor can be avoided to prevent electrical shock or equipment...
Owner's Manual
Page 3
...79) (°C ) TEMPERATURE 1 RESISTANCE INCREASES 4.84 OHMS PER 1°F CHANGE OR 8.7 OHMS PER 1°C CHANGE. The C7089 has a positive temperature coefficient (PTC), which means that the W8900 Remote Module can interpret. The W8900 Remote Module in turn sends a signal to 3824 Fig. 3. C7089 OUTDOOR SENSOR OPERATION The C7089 Outdoor Sensor converts outdoor ambient temperature to a resistance that... 140 60.0 3800 to 3776 145 62.8 3824 to 3800 150 65.6 3849 to the PC8900 where the outdoor temperature is displayed when the CHECK key is pressed. C7089A sensor resistance vs.
...79) (°C ) TEMPERATURE 1 RESISTANCE INCREASES 4.84 OHMS PER 1°F CHANGE OR 8.7 OHMS PER 1°C CHANGE. The C7089 has a positive temperature coefficient (PTC), which means that the W8900 Remote Module can interpret. The W8900 Remote Module in turn sends a signal to 3824 Fig. 3. C7089 OUTDOOR SENSOR OPERATION The C7089 Outdoor Sensor converts outdoor ambient temperature to a resistance that... 140 60.0 3800 to 3776 145 62.8 3824 to 3800 150 65.6 3849 to the PC8900 where the outdoor temperature is displayed when the CHECK key is pressed. C7089A sensor resistance vs.
Owner's Manual
Page 4
... the sensor, remove one wire from one of five minutes before reading. Outdoor temperature display on the PC8900 until the display shows OUT followed by the temperature reading. Rev. 6-95 Printed in the field. The PC8900 reading should match the reading taken outdoors. CALIBRATION The C7089 Outdoor Sensor is calibrated in the factory and cannot be recalibrated in Mexico 4 Home and Building Control Honeywell...
... the sensor, remove one wire from one of five minutes before reading. Outdoor temperature display on the PC8900 until the display shows OUT followed by the temperature reading. Rev. 6-95 Printed in the field. The PC8900 reading should match the reading taken outdoors. CALIBRATION The C7089 Outdoor Sensor is calibrated in the factory and cannot be recalibrated in Mexico 4 Home and Building Control Honeywell...