iSMA-B-FCU-HH

About the Product

Tired of complicated and limited fan coil controllers? Our next-generation controller is designed to eliminate those frustrations, combining unparalleled ease of use, ultimate flexibility, and exceptional value into a single unit.

Here are the top 6 reasons to choose this controller for your next project:

1. **Pre-Loaded for Simplicity:** Comes with software templates covering over 95% of application requirements, minimising setup time and changes.
2. **Effortless Programming:** Fully programmable with our intuitive **iSMA Tool**no prior experience or specialized training is needed.
3. **Generous I/O Capacity:**
* 4 Universal/Special Inputs
* 4 Digital Inputs
* 3 Analog Outputs
* 3 Fan Speed Relays
* 1 Relay for Electric Heater
* 1 Relay for Electric Cooler
* 2 Triac Outputs for Heating/Cooling Valves
4. **Extensive Sensor Support:** Supports a wide range of universal input sensors and can read any 10K3 sensor by default.
5. **Built-In Power:** Features an integrated 24V AC transformer capable of powering most actuator valves on the market.
6. **Dual Communication Ports:**
* For connection to any Modbus or BACnet BMS controller.
* For connection to any Modbus display.

**Quick & Easy Setup:** Configuring for an existing application is simple. All you need is a screwdriver. Follow our guide video to get started quickly.

---

### **Key Features**

* Preloaded universal application for immediate use
* Supports both 2-pipe and 4-pipe systems
* Easy application adjustment via dedicated DIP-switch
* Addressing from 0 to 255 via DIP-switch
* Sedona Framework 1.2 support
* Real-time programming capability
* Built-in 18 Inputs/Outputs
* Fast ARM Cortex-M4 processor
* Modbus ASCII/RTU or BACnet MSTP protocols
* 2 x RJ12 ports for connecting Modbus wall panels and external devices
* Built-in 24V AC output for external equipment (230V AC version)

---

Technical Specifications

**Inputs**
* **4x Special Input:** Voltage, resistance, dry contact
* **4x Digital Input:** Dry contact

**Outputs**
* **3x Digital Output:** 6 A (Fan Speed)
* **1x Digital Output:** 10 A (Electric Heater)
* **1x Digital Output:** 6 A (Cooling Actuator)
* **2x Triac Output:** 0.5 A @ 230 V AC or 0.5 A/0.3 A* @ 24 V AC (Heating/Cooling Actuators)
* **3x Analog Output:** 0-10 V DC (Heating/Cooling Actuators and Fan Speed)

**Platform**
* ARM Cortex-M4 processor

**Power Supply**
* 230 V AC or 24 V AC

**Communication**
* **Interface:** RS485 half duplex
* **Network Capacity:** Up to 128 devices on the bus
* **Protocols:** Modbus or BACnet
* **Baud Rate:** 4800 to 115200 bps

**Housing**
* **Dimensions:** 123.6 x 136.6 x 54.5 mm (123.6 x 171.2 x 54.9 mm with plastic terminal cover)
* **Construction:** Self-extinguishing plastic (PC/ABS)
* **Mounting:** DIN rail (DIN EN 50022 norm)
* **Cooling:** Internal air circulation
* **Ingress Protection Rating:** IP40 (for indoor installation)

**Environment**
* **Operating Temperature:** -10C to +50C
* **Storage Temperature:** -40C to +85C
* **Relative Humidity:** 5% to 95%, non-condensing