4
C35-FC
1. Introduction
Thank you for purchasing a KOER product. KOER is a brand dedicated to the development and
production of the next generation of hardware and software solutions for HVAC management
and building automation systems. Our vision is to continuously develop and produce quality
products for the building automation industry which will have a positive impact on user
environments, quality of life and, health and safety. With this in mind, we value any insights or
feedback you may have regarding our products. (Email: [email protected])
1.1. Use
This device (C35-FC) can be used for temperature and humidity control of individual zones as
part of a HVAC system, or as a standalone fan coil/fl oor convector controller.
C35-FC can be used in HVAC systems for:
•
Heating
•
Cooling
•
Dehumidifying (only devices with humidity sensor)
C35-FC can control of the following operational elements:
•
EC motor fan (0 - 10V DC)
•
Electrical valve actuators (0 - 10V DC)
C35-FC can be combined with FC-RB fan coil driver for control of the following operational elements:
•
3-speed
motors
•
1-speed
motors
•
Thermal valve actuators (ON/OFF)
The following elements can be connected to C35-FC:
•
Remote temperature or season changeover or fl oor temperature sensor (Pt1000)
•
Window contact or presence sensor or dew point sensor
1.2. Applications
The C35-FC was designed for the following applications:
•
2-pipe fan coil or fl oor convector systems
•
4-pipe fan coil or fl oor convector systems
•
2-pipe fan coil with auxiliary heater
•
2-pipe fan coil or radiator with fl oor heating
•
Chilled or heated ceiling
•
Chilled ceiling and radiator
•
Chilled ceiling and fl oor heating
•
Two stage chilled or heated ceiling
For more information, see chapter 14. Applications and Connection Diagrams
1.3. Hardware features
Main hardware features include:
•
Resistive Colour TFT touchscreen display
•
Built-in
sensors:
•
-
Temperature
•
- Relative humidity (optional)
•
Three analog 0 - 10 V DC outputs
•
One analog resistive input for PT 1000 sensor
•
One binary input
•
RS-485 transceiver (optional)
•
Galvanic isolated RS-485 transceiver (optional)
•
Real - time clock
•
Power supply 24 V AC/DC