Foundation -  Application Guide

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Introduction

The Symbio™ 700 installed on Foundation™ rooftop units is a factory-installed and programmed controller, providing digital control and protection of the equipment.

The Symbio 700 offers multiple equipment configuration options regardless of controller model. The Foundation rooftop unit can be configured as the following system types:

• Conventional Thermostat Control (T-Stat) - Heating and cooling operation for space comfort managed by conventional thermostat inputs.
• Enhanced Thermostat Controls - cooling operation for space comfort managed by conventional thermostats and discharge air temperature.
• Constant Volume Zone Temperature Control (CVZT) - Multi-speed supply fan control to manage space comfort.
• Variable Volume Zone Temperature Control (VVZT) - The modulating supply fan speed modulates with heating or cooling capacity to maintain space comfort.

These configurations can be used with standard cooling systems.

Symbio 700 for Foundation provides Standard Controller functionality for advanced troubleshooting, secure remote connectivity via Trane Connect, and for access to the Symbio Service and Installation mobile app via a Bluetooth connection. The Symbio 700 configuration for Foundation equipment does not support:

• BACnet® MSTP/IP
• Modbus™ TCP/IP
• Air-Fi® communications
• Custom TGP2 programming
• XM30/XM332 expansion modules
• Upgrades to an advanced controller

This guide provides information about the configuration, control capabilities and troubleshooting of the Foundation system with Symbio 700 controller.

WARNING:

Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.