Specifications

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Communication / B.M.S.
CTU2500/4500 Main Controller – BACnet/Modbus Protocol
Main DDC Controller for B.M.S application for A/C or
F/C applications with BACNET or MODBUS protocols
The CTU2500/4500 family are smart, highly versatile
controllers.
Meitavtec has especially developed this product to meet the
need for a controller, readily implemented for customer's
unique HVAC application.
The CTU2500/4500 - Family controllers are factory pre-
programmed "Plug & Play" to save valued time for the
installers on field programming.
Features
y Main Input- 230VAC , 110VAC or 24VAC
y RS-485 communication port – Available in BACnet or
Modbus protocols:
* CTU2500 Family – BACnet protocol controllers (BTL
Certified)
* CTU4500 Family – Modbus protocol controllers
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
y Outputs
* 8 x Digital Outputs (230VAC, 110VAC or 24VAC –
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 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
COMPATIBLE
B.M.S
COMM
AC
HEAT
OUTPUT
0-10V
SPEEDS
13
/
AUTO FAN
FAULT
INPUT
°F
°C
EXT.
SENSOR
OPTION