Control Options

Basic - EC enclosures

• IP66 plastic enclosure
• Flip-up window for access to controller & fuses
• Main lockable isolator
• Carelir33 Universal controller
• 0-10V output + 2 relays
• Integrated PID closed loop logic
• DIN railmounted transformer
• DIN railmounted Power (green) & Fault (red) lamp
• 2 motors per MCB (fuse)
• NTC temperature sensor or pressure transducer
• DIN rail terminals for ..
• Fans
• Power & faultindication
• Remote On/Off of Controller

Optional

• Modbus card – Supervision of controller only

Premium - EC enclosures

• IP66 plastic enclosure
• Flip-up window for access to controller & fuses
• Main lockable isolator
• Carel pCO5+ Electronic PLC featuring …
• 0-10V output
• Digital ModBuscontrol of EC fans
• BMS SupervisoryModBus port
• Supports 4 stages FlexPad or FlexSpray
• Integrated PID closed loop logic
• Fullyprogrammable
• DIN railmounted transformer
• DIN railmounted Power (green) & Fault (red) lamp
• 2 motors per MCB (fuse)
• NTC ambient temperature sensor
• NTC fluid temperature sensor or pressure transducer
• DIN rail terminals for ..
• Fans
• Power & faultindication

Optional

• LONworks card
• BACnet card
• KNX card

Basic Controller ir33

Controls EC fan speed via

• PID closed loop logiccompares …
• Fluid leaving temperature with …
• Desired Set Point temperature generating …
• Scaled 0-10 V signal

Additionally if FlexPad/Spray fitted …

• Can trigger 1 or 2 relays to activate 1 or 2 stage wet system
• The minimum operating period for eachwetstage is alsoprogrammable

Premium Controller pCO5

Controls EC fan speed via …

• PID closed loop logiccompares …
• Fluid leaving temperature with …
• Desired Set Point temperature generating …
• Digital Modbus signal

Additionally if FlexPad/Spray fitted …

• Can activate up to 4 relays to control a 4 stage wet system
• Monitors the ambient temperature to provide frost protection and control the switch point temperatures
• and much more …

FController

• Speed control, for trouble-free parallel operation of motors without shielded motor cables.
• Pole effective sinusoidal filter. Operation without electromagnetic noise is possible.
• No danger to the motors from voltage peaks, bearing currents, etc.

Attributes and special features:

• Energy saving
• No electronic motor noise
• universal integrated control functionality.

Safety Switch

• Optional safety switch mounted on each fan to cut power to individual cooler sections if needed

Common Terminal

• Break-proof and shock resistant junction box