Daikin RCS Installation And Maintenance Manual

Daikin RCS Installation And Maintenance Manual

Microtech iii series controller for commercial rooftop systems, applied rooftop systems and self-contained air conditioners

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Installation and Maintenance Manual
MicroTech
®
Systems, Applied Rooftop Systems and Self-Contained
Air Conditioners
Models: DPS, MPS, RAH, RCS, RDS, RDT, RFS, RPE, SWP and SWT
III Controller for Commercial Rooftop
IM 919-3
Group: Applied Air Systems
Part Number: IM 919
Date: October 2014

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Summarization of Contents

INTRODUCTION
General Description
Explains the MicroTech III Unit Controller as a microprocessor-based system for sophisticated control.
Component Overview
Details the main components of the MicroTech III control system, including MCB, Expansion Boards, and Dip Switch Settings.
Keypad/Display Interface
Explains the functionality and organization of the keypad and display interface, including navigation and passwords.
CONTROLLER APPLICATION SOFTWARE UPGRADE PROCEDURES
Software Upgrade Procedure
Outlines the step-by-step process for upgrading controller application software using an SD card.
DESCRIPTION OF OPERATION
Sensors and Transducers
Explains various sensors (Temperature, Pressure) and provides resistance/output values.
Unit Components
Details Actuators, Smoke Detectors, Variable Frequency Drives (VFDs), and ECM fan/motors.
CONTROLLER INPUTS/OUTPUTS
Main Control Board I/O
Details I/O points for the Main Control Board (MCB), including analog, digital, and relay outputs.
SCU Main Control Board I/O
Details I/O points for the SCU Main Control Board, covering various input and output types.
Expansion Module I/O
Lists I/O specifications for RTU, SCU, MPS, DPS, and DPH Expansion Modules A, B, C, D, and E.
FIELD WIRING
Field Output Signals Wiring
Describes wiring for various field output signals like alarms and fan operation.
VAV Control Wiring
Explains VAV output behavior in different unit states and the 'post heat' feature.
Analog Input Signals Wiring
Details wiring for analog inputs, including Zone Temperature Sensors.
Digital Input Signals Wiring
Covers wiring for digital inputs like Humidity Sensors, Time Clocks, and Tenant Overrides.
Specialized Wiring Configurations
Explains wiring for Emergency Shutdown, OA Damper CO2 Reset, and CO2 Sensors.
COOLING: MULTISTAGE
Compressor Staging Logic
Explains compressor staging based on configuration, lead compressor, and run hours.
Compressor Configuration Details
Details staging for various compressor configurations like 2/2/3, 3/4/2, and 3/3/4.
Circuit Staging Methods
Defines circuit staging methods, lead compressor selection, and subsequent staging.
MPS Staging Sequences
Provides standard staging sequences for MPS units with 2-4 compressors.
Alternate Dehumidification Sequences
Lists alternate staging sequences for dehumidification for various unit configurations.
UNIT CONFIGURATION SETUP MENU
Unit Configuration Menu
Explains configuring the controller for specific applications using setup menus and software codes.
TYPICAL ELECTRICAL DRAWINGS - ROOFPAK
RPS Electrical Diagram
Shows the main electrical diagram for RPS units, detailing circuit connections.
RPS with Fixed Speed Scroll Compressors
Details the electrical diagram for RPS units with fixed speed scroll compressors.
RPS Electrical Panel
Illustrates the layout of the RPS electrical panel components.
TYPICAL ELECTRICAL DRAWINGS - MAVERICK
Maverick Electrical Diagram
Shows the main electrical diagram for Maverick units, detailing component wiring.
Maverick Electrical Panel
Illustrates the layout of the Maverick electrical panel components.
TYPICAL ELECTRICAL DRAWINGS - REBEL
Rebel Electrical Diagrams
Covers Rebel unit electrical diagrams, including fan and compressor wiring.
TYPICAL ELECTRICAL DRAWINGS - SELF-CONTAINED
Self-Contained Electrical Diagrams
Shows electrical diagrams for self-contained units, detailing control board and VFD wiring.
PARTS LIST
Key Components and Sensors
Lists main components like MCB, Expansion Modules, and various sensors.
Modules and Accessories
Lists communication modules, connectors, and terminal blocks.
Daikin Applied Training and Development
Warranty Information
Details Daikin's limited product warranty and how to consult for details.
Aftermarket Services and Support
Information on finding parts, service offices, and accessing product updates.

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