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Building Management System BMS - building automation

Building Management System BMS – Comprehensive Solutions for Automation and Integration

A Building Management System (BMS) is a centralized platform that enables intelligent monitoring and control of building infrastructure, such as HVAC, lighting, access, and energy. To ensure smooth data exchange and automation across different technologies, a BMS requires specialized converters, communication modules, and industrial networking equipment. At CONSTEEL, we offer a full range of industrial-grade solutions to support efficient, reliable, and scalable BMS deployments.

M-Bus Converters – Integrating Energy and Water Meters

M-Bus to Modbus converters enable BMS platforms to retrieve real-time readings from thermal, electric, gas, and water meters. They are essential for accurate energy monitoring, cost allocation, and integration with building analytics systems.

DALI Converters – Smart Lighting Management

DALI converters support the integration of lighting systems into the BMS architecture. They offer advanced control over individual luminaires, groups, and scenes. These devices help reduce energy costs and enhance occupant comfort through automation.

BACnet, Modbus, KNX Converters – Multi-Protocol Communication

Our protocol converters bridge communication between BACnet IP, Modbus RTU/TCP, and KNX systems. They are key components for linking HVAC units, lighting controls, fire systems, and access control into a unified BMS dashboard.

AC Communication Modules – BMS Control for Air Conditioning

Specialized communication modules allow direct integration of split units and VRF/VRV air conditioners (Daikin, LG, Mitsubishi, etc.) into BMS networks. These devices enable centralized temperature, mode, and schedule control across all zones.

I/O Modules – Digital and Analog Signal Handling

Input/output modules expand the control capabilities of your BMS. They collect signals from sensors and switches, and control actuators, fans, relays, or dampers. Ideal for HVAC, alarm, shading, and access control systems.

Industrial Switches – Reliable Ethernet Networks

Our industrial-grade Ethernet switches are designed for high-performance BMS networks. They feature wide temperature ranges, redundant power supply, VLAN, QoS, and ring redundancy support – ensuring network stability in harsh environments.

Serial Device Servers – Integration of RS232/RS485 Devices

Serial servers allow legacy devices with RS232 or RS485 interfaces to communicate over IP-based BMS platforms. Perfect for extending the life and connectivity of meters, controllers, and older field devices.

Fiber Media Converters – Long-Distance Communication

Fiber media converters provide reliable data transmission over long distances and ensure electromagnetic interference resistance. Crucial in large buildings, campuses, and industrial areas where wired Ethernet cannot reach.

Frequently Asked Questions (FAQ)

What is a Building Management System?
A BMS is an integrated platform that enables the automated control and monitoring of building systems, such as HVAC, lighting, and power distribution, improving comfort, energy efficiency, and operational safety.

Why are protocol converters necessary in BMS?
They ensure compatibility between devices using different communication standards. This enables centralized control and expands integration across building technologies from various manufacturers.

Which devices can be integrated into a BMS?
HVAC units, lighting systems, power meters, access control, fire alarms, and other building subsystems – using converters, I/O modules, and network equipment.

Is BMS suitable for industrial environments?
Yes – with our robust industrial solutions such as Ethernet switches and serial servers, BMS platforms can operate reliably even in harsh industrial conditions.

Explore our full product offering to build a powerful and future-proof Building Management System. Our team is ready to assist you with technical support and custom-tailored solutions.


ECAT-2045 CR - EtherCAT Slave I/O Module with Isolated 16-ch Digital Outputs ECAT-2045 CR - EtherCAT Slave I/O Module with Isolated 16-ch Digital Outputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ECAT-2045 CR
EtherCAT Slave I/O Module with Isolated 16-ch Digital Outputs. The ECAT-2000 is equipped with the EtherCAT protocol and installed by daisy chain connection which permits the flexibility in devices installation and reduces infrastructure and operation costs. All the modu..
186.00 €
ECAT-2051 CR - EtherCAT Slave I/O Module with Isolated 16-ch Digital Inputs ECAT-2051 CR - EtherCAT Slave I/O Module with Isolated 16-ch Digital Inputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ECAT-2051 CR
EtherCAT Slave I/O Module with Isolated 16-ch Digital Inputs. The ECAT-2000 is equipped with the EtherCAT protocol and installed by daisy chain connection which permits the flexibility in devices installation and reduces infrastructure and operation costs. All the modul..
186.00 €
HD67117 - CANopen bus line extender, CANopen bus repeater HD67117 - CANopen bus line extender, CANopen bus repeater
2 years warranty 3-4 days
Brand: ADF Web Model: HD67117
Isolated CANopen bus line extender, CANopen bus repeater. Housing type A (slim), DIN rail mount. Characteristics:Resolves your extension line problemsIdeal for galvanized isolationDifferent transmission speed settings possible (in different branches)Mountable on DIN rai..
186.00 €
HD67180 - DeviceNet Repeater - HD67180 is Industrial DeviceNet Repeater, housing type A (slim), DIN rail mount
2 years warranty 3-4 days
Brand: ADF Web Model: HD67180
Industrial DeviceNet Repeater, housing type A (slim), DIN rail mount. The repeater allows for the extension of DeviceNet communication without the need to reduce the transmission speed, further isolates the two transmission lines and allows the communication of DeviceNe..
186.00 €
HD67181 - isolated CAN 2.0A and 2.0B bus line extender, CAN bus repeater HD67181 - isolated CAN 2.0A and 2.0B bus line extender, CAN bus repeater
2 years warranty 3-4 days
Brand: ADF Web Model: HD67181
Industrial isolated CAN 2.0A and 2.0B bus line extender, CAN bus repeater, housing type A (slim), DIN rail mount. Characteristics:Resolves your extension line problemsIdeal for galvanized isolationDifferent transmission speed settings possible (in different branches)Mou..
186.00 €
HD67182 - isolated J1939 and NMEA 2000 Repeater HD67182 - isolated J1939 and NMEA 2000 Repeater
2 years warranty 3-4 days
Brand: ADF Web Model: HD67182
Industrial isolated J1939 and NMEA 2000 Repeater, housing type A (slim), DIN rail mount. The repeater allows for the extension of J1939 and NMEA 2000 communication without the need to reduce the transmission speed, further isolates the two transmission lines and allows ..
186.00 €
ET-7042 CR - Ethernet I/O Module with 1 Ethernet Port and 16 Digital Outputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7042 CR
Ethernet I/O Module with 1 Ethernet Port and 16 Digital Outputs. The ET-7042/PET-7042/ET-7242/PET-7242 provides 16 sink-type digital output channels. It features optical isolation for 3750 VDC of transient overvoltage protection and doesn’t have channel-to-channel isola..
188.00 €
ET-7044 CR - Ethernet I/O Module with 1 Ethernet Port, 8 Digital Inputs and 8 Digital Outputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7044 CR
Ethernet I/O Module with 1 Ethernet Port, 8 Digital Inputs and 8 Digital Outputs. The ET-7044/PET-7044/ET-7244/PET-7244 provides 8 wet contact digital input channels and 8 sink-type digital output channels. It features optical isolation for 3750 Vrms of transient overvo..
188.00 €
ET-7050 CR - Ethernet I/O Module with 1 Ethernet Port, 12-channel Digital Input, 6-channel Digital Output ET-7050 CR - Ethernet I/O Module with 1 Ethernet Port, 12-channel Digital Input, 6-channel Digital Output
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7050 CR
Ethernet I/O Module with 1 Ethernet Port, 12-channel Digital Input, 6-channel Digital Output. ET-7050/PET-7050/ET-7250A/PET-7250A provides 6 sink-type digital output channels and 12 wet contact digital input channels, each of which is able to be used as a 32-bit counter..
188.00 €
ET-7051 CR - Ethernet I/O Module with 1 Ethernet Port and 16 Digital Inputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7051 CR
Ethernet I/O Module with 1 Ethernet Port and 16 Digital Inputs. The ET-7051/PET-7051/ET-7251/PET-7251 provides 16 wet contact digital input channels. Each input channel can be used as a 32-bit counter. It features optical isolation for 3750 Vrms of transient overvoltage..
188.00 €
ET-7052 CR - Ethernet I/O Module with 1 Ethernet Port, 8 Digital Inputs and 8 Digital Outputs ET-7052 CR - Ethernet I/O Module with 1 Ethernet Port, 8 Digital Inputs and 8 Digital Outputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7052 CR
Ethernet I/O Module with 1 Ethernet Port, 8 Digital Inputs and 8 Digital Outputs. The ET-7052/PET-7052/ET-7252/PET-7252 provides 8 wet contact digital input channels and 8 source-type digital output channels. It features optical isolation for 2500 VDC of transient overv..
188.00 €
ET-7060 CR - Ethernet I/O Module with 1 Ethernet Port, 6 Relay Outputs and 6 Digital Inputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7060 CR
Ethernet I/O Module with 1 Ethernet Port, 6 Relay Outputs and 6 Digital Inputs. The ET-7060/PET-7060/ET-7260/PET-7260 provides 6 wet contact digital input channels and 6 form A electromechanical relays. It features optical isolation for 3000 VDC of transient overvoltage..
188.00 €
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