Heat Recovery (OASD) - Johnson Controls - Metasys - LIT-12011147 - Software Application - Controller Configuration Tool - 15.0

Controller Tool Help

Product
Controls > Control Tools > Controller Configuration Tool
Document type
User Guide
Document number
LIT-12011147
Version
15.0
Revision date
2022-11-18

These selections provide the logic to control a Heat Recovery Enthalpy Wheel or Glycol Loop.

The selection options for Heat Recovery are:

Enable Type

  • Dry Bulb

  • Enthalpy

  • Always On

Enthalpy Wheel

  • Single Speed

    • Modulated Bypass Dampers

  • Variable Speed

    • Bypass Damper BO

  • Wheel Status

    • Loss of Status Strategy

      • Automatic Restart

      • Manual Restart

        • Unit Reset Switch (BI)

  • Alarm Management

    • Lockout Switch

    • Frequency Converter Fault

      • Automatic Restart

      • Manual Restart

        • Unit Reset Switch (BI)

    • Motor Overload Tripped

      • Automatic Restart

      • Manual Restart

        • Unit Reset Switch (BI)

    • Belt Alarm

      • Automatic Restart

      • Manual Restart

        • Unit Reset Switch (BI)

  • Blocking Protection/Cleaning Mode: This option provides cleaning mode functionality. If the wheel is off for an extended period, the wheel turns on for a short time to keep the wheel free of dirt and dust.

Glycol Loop

  • 3-Way Valve

    • Proportional Actuator

    • Incremental Actuator

  • Circulation Pump

    • Pump Status

      • Loss of Status Strategy

        • Automatic Restart

        • Manual Restart

          • Unit Reset Switch (BI)

    • Alarm Management

      • Lockout Switch

      • Motor Overload Tripped

        • Automatic Restart

        • Manual Restart

          • Unit Reset Switch (BI)

    • Blocking Protection: This option provides monitoring of the command to a motor (typically a pump). If the command is off for an extended period of time (for example, 7 days), the motor starts for a short time (for example, 30 seconds). This feature prevents blocking (that is, it prevents the motor from seizing up).

Air to Air Heat Exchanger

  • Modulated Bypass Dampers