Specifications

24

BuildingAutomation
www.meitavtec.com|[e-mail]|Subjecttochangeswithoutnotice

CTU – Main Controller – Building Automation
Main Controller for B.M.S
The CTU is a smart, highly versatile controller;
Meitav-tec has especially developed this product
to meet the need for a controller, readily
implemented for customer's unique HVAC
application.
The CTU is a "Plug & Play" communicating
controller – Does not require Technician
Configuration when installed.
The CTU adaptability is an ideal solution for OEM's and Contractors who require
"tailor made" controller configured according to their particular requirements at a
The CTU controller offers advanced communication protocol capabilities, such as
Modbus or BACnet for B.M.S control and selectable power supplies 24VAC,
110VAC or 230VAC.
General Features
y Main supply: 24VAC, 110VAC or 230VAC
y RS-485 Communication port – Available in BACnet,
Modbus and proprietary Maxinet protocols.
* CTU2500 Family – BACnet protocol (BTL Certified)
* CTU4500 Family – Modbus protocol
* CTU1800 Family – Maxinet proprietary protocol
y Panel interface to various designs Wall/flush mount/IR
panels - optional
y Inputs
* 8 x Digital Inputs
* 2 x Analog inputs (0-10VDC)
* 3 x Temperature Sensor inputs 50K @ 77°F
y Outputs
* 8 x Digital Outputs (24VAC 110VAC or 230VAC –
depending on the supply voltage)
* 2 x Analog Outputs (0-10VDC)
* 2 x 3-wire 24VAC (Open-Common-Close)
y 12VDC power supply for occupancy sensor
y Adjustable Set point limits for cooling and heating
y Auto fan (fan on demand) – optional
y Fan On/Auto-Fan in Cool/Heat – DIP switch selectable
y Offset – for temperature reading adjustment
y IR input
y 2 indication LEDs
y MAC address 1-255 by DIP switch
y 4 DIP switches for configuration purposes
y DIN rail connection
y CE certified
y Energy saving – cost effective, environmentally
friendly controller