Rinnai RUC80i Training Program page 67

Temperature controllers:
Temperature
controller connection
© 2016 Rinnai America Corporation
PROPRIETARY and CONFIDENTIAL
Installation.
• Refer to operation / installation manual of each model for specific installation
instructions.
• Separate or additional controllers are to be connected to the "terminals for
controls" located on the PC Board.
• Controllers operate on 12 VDC which is supplied from the main PCB. Do not
connect a controller to a 120 VAC power supply.
• Controllers should be located in the interior of a structure and protected from
heat, direct sunlight and water.
• Two-core, non-polarized wire (min. 22 AWG) can be used to connect the
controller to the water heater. The maximum wire length with 1 wired
controller is 328 ft. (100 m). This distance will be reduced with additional
controllers (see installation manual).
• Additional controllers
must all be wired in
parallel.
Enhancing Lives By Changing The Way Water Is Heated
67 5/4/2018