Maestro Universal

Maestro Universal Controllers

Maestro Universal Controllers

Maestro Universal is a Windows CE-based compressor control system launched by M/s Cameron Compression Systems (Now a part of Ingersoll Rand) in 2010, with advanced control and communication capabilities.

Maestro Universal

maestro universal controller

  • Ease of Use
  • Built-in commissioning Wizard
  • Configurable rather than programmable
  • Windows look and feel
  • Optimal compressor control techniques
  • Only OEM panel line including MCM
  • Optimize energy efficient operation – lower system pressure set point
  • Selections aiding integration of peripheral equipment

Maestro Universal Input / Output (IO) Module

  • 10 digital inputs (24VDC)
  • 11 digital outputs (24VDC)
  • 13 analog inputs 4-20 mA signal
  • 4 analog outputs 4-20 mA signal
  • 10 RTD input – 100 ohm platinum
  • Up to three IO per system

Maestro Universal Product Features:

  • Advanced communications
  • Ethernet Connectivity
  • Built-in Intranet Web-server provides remote monitoring
  • Built-in USB port
  • Built-in Modbus TCP/IP protocol
  • Built-in Modbus RTU protocol
  • Optional Profibus protocol
  • Event driven E-mail alerts
  • USB Flashdrive support
  • Controller configuration transfer
  • Data logging
  • Ease of Use
  • Easy to use Graphical Display
  • Built-in configuration Wizard
  • Operator functions similar to legacy Cameron products
  • Customizable using simple configuration utilities
  • Selectable control modes
  • 5 Loop allows lower minimum operating pressure and energy savings
  • 4 Loop allows accurate + / – pressure control
  • Aux control loops for misc. equipment control
  • Expandable Input / Output Instrumentation count
  • Up to three IO modules
  • Energy savings
  • MCM (Multiple Compressor Management) system provides multiple compressor coordination.
  • 5 loop pressure control allows lower operating pressures more efficient compressor operation.
  • E-mail Alerts
  • Send e-mail message on compressor alarm or trip event
  • Web-server Remote Operation
  • An extension of standard Web-server function
  • Allows start/stop, load/unload, operator level set point changes
  • Auxiliary Control Loop Software
  • Provides additional generic PID loop
  • Can be used for water valve control, cooler fans, etc.
  • MCM (Multiple Compressor Management)
  • Provides multiple compressors to work as one air system
  • Operation Scheduler
  • Programs date and time of operational changes

(“Programmable thermostat” function)

  • Auto Start / Stop
  • Compressor will start automatically based on a settable system pressure threshold

Maestro Universal Basic Platform:

Windows CE based microprocessor

10″ 640×480 color LCD display

Inputs:10 digital (24VDC), 13 analog (4-20mA ), 10 RTD inputs (100 ohm platinum)

Outputs: 11 digital (24VDC), 4 analog (4-20mA)

Motor Current: Built-in current transmitter

Current Rating: 0-5AAC

Voltage Rating: 0-30VAC max

Enclosure:  NEMA 4 / IP55 (outdoor watertight & dustproof)

Input Voltage: 120 VAC

Input Voltage Range:  90-260 VAC

Rated Frequency Range 50-60Hz

Internal Power Supply: 24VDC

Power Consumption: 150W

Temperature Operating Range: 32˚F – 122˚F (0˚C – 50˚C)

Temperature Storage Limits: -10˚F – 140˚F (-23˚C – 60˚C)

Humidity Operating Range: 92.5% Relative Humidity

Safety Approvals:  UL, CSA and CE

Maestro Universal Software Options:

Auto start/stop

Constant Pressure

Operation scheduler

Auxilary loop controls

Performance log


Hardware Options:

Additional IO module

Control panel cooler

NEMA 4X, IP66 enclosure

Purge Z valve

Audible/visual alarm annunciation

On/off dry contacts


Remote monitoring with built-in web server

MODBUS protocol interface (RS-485 serial port)

PROFIBUS protocol interface

USB interface

Ethernet interface

CANbus inter-module communication


Maestro Universal Unique Features:

Set-up wizard for configuration

Additional PC based configuration software

Selectable home page

Alarm and trip e-mail alerts

Data logging performance history logs

Maestro Universal Operator Interface:

10″ Color display with two color usage

Multiple languages for global destinations

Numeric and operational direction keys

Local/remote selection keys

Auto/unload selection keys

Acknowledge and reset buttons

Extended Operations and Functional Options:

Condensate valve control

Oil heater interlock and control

Motor bearing / stator temp monitoring

Additional vibration and RTD channels

Differential oil pressure across oil filter

Oil level switch

Panel purge switch

Common alarm/trip dry contacts

Temperature compensated flow

Surge detection and count

Auto surge test

Two process control functionality

Turbine driver interface

Control Panel Monitoring Functions:

Maestro Universal Controllers

Control Modes:

5-loop constant pressure with selectable auto load/unload enable

5-loop auto dual control

Configurable monitoring and control points

Constant mass flow

4-loop constant pressure control (selectable)

4-loop auto dual control (selectable)

Turbo Airtech can Supply, Program & Repair these controllers on site. Turbo Airtech can also supply spares such as power module, Led Backlight for the repairs if required.

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