Product Overview

Description

KEC series of DDC controller is designed aimed at the comfortable control of the HVAC system, with advantages of easy and simple to handle, interface is clear, small volume, light weight, easy to install etc. Apply to air conditioning unit controlling on site.

 

KEC62 series DDC controller

1. LCD liquid crystal display

2. Digital interface

3. You can set the PID parameter according to the needs of your own

4. Prefabricated expert PID algorithm

5. With mainframe linkage function

6. With function of measurement adjustment

7. With RS485/XY-CN ModBus communication function

8. Adopt digital filtering technical

9. Adopt XY-CN Bus, node communication distance is 2000 meter

10. Adopt standard Mod Bus RTU protocol to facilitate you systematic integrate

11. Adopt register list technology to facilitate your systematic centralized control

 

Technical parameter:

Power supply: AC24V or AV220V (customization )
Power consumption: <5W
Temperature control precision: ±1℃
Temperature control range: 5℃~95℃
Display mode: Segment code TN
Back light: LED
Back light color: Green
Button mode: Conductive rubber
Analog input type: NTC resistor/PT1000/NI1000
Analog output type: DC0~10V/DC4~20mA
Digital input type: Passive contact input
Digital output type: Relay output /silicon controlled output
Relay contact current: ≤3A, c o sΦ=0.4
Silicon controlled current: ≤1A c o sΦ=1
Standard voltage signal input resistant:≥100kΩ
Standard current signal input resistant:≤510Ω
Standard voltage signal output circuit resistant:≥550Ω
Standard current signal output circuit resistant: ≤550Ω
Communication interface: RS232/RS485/XY-CN BUS
Working environment Temperature: -5℃~55℃
Humidity: RH<92%
Storing environment Temperature: -10℃~60℃
Humidity: RH<95%
External material: PC engineering plastic

 

Model Spec.:

 

Model	AI	AO	DI	DO	communication
KEC621	1	×	1	2	×
KEC622	1	1	1	1	×
KEC623	1	×	1	2	1
KEC624	1	1	1	1	1

 

 

 

 

 

 

 

 

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