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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.


HD67044-B2-40 - MBus to Modbus TCP converter, 40 meters HD67044-B2-40 - MBus to Modbus TCP converter, 40 meters
2 year warranty 3-4 days
Brand: ADF Web Model: HD67044-B2-40
Industrial MBus to Modbus TCP converter, master MBus up to 40 slaves, modbus slave port: Ethernet, housing type B (wide), DIN rail mount. The converter for communication with meters uses the MBus, Ethernet connector is used for Modbus TCP communication. The HD67044-B2-4..
1 715,50 zł
ET-7028 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7028 CR
Ethernet I/O Industrial Module with 1 Ethernet Port and 8 Analog Outputs. The ET-7028/PET-7028/ET-7228/PET-7228 is a multifunction module with 8 channels analog output. It provides a variety of programmable analog output options (+/-5 V, +/-10 V, 0 ~ 20 mA and 4 ~ 20 mA..
1 720,20 zł
I-7550 CR I-7550 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: I-7550 CR
Industrial PROFIBUS to RS-232/422/485 Converter. The I-7550 converter is specially designed for the slave device of PROFIBUS DP protocol. It offers RS-232, RS-422, and RS-485 three kinds of communication way. With the Hybrid COM 1 design, users can readily choose one ty..
1 729,60 zł
PET-7018Z/S2 CR PET-7018Z/S2 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: PET-7018Z/S2 CR
Ethernet PoE I/O Industrial Module with 1 Ethernet PoE Port, 10-channels Thermocouple Inputs and 6-channels Digital Outputs. The ET-7018Z/PET-7018Z/ET-7218Z/PET-7218Z is specifically designed for extremely accurate thermocouple measurement and features automatic coldjun..
1 729,60 zł
ET-7202 CR ET-7202 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7202 CR
Ethernet I/O Industrial Module with 2 Ethernet Ports, 3-ch Analog Inputs, 6-ch Digital Inputs and 3-ch Relay. The ET-7002/PET-7002/ET-7202/PET-7202 is a multi-function module with 3-channel analog inputs, 6-channel digital inputs and 3-channel relay outputs. It provides..
1 739,00 zł
PET-7224 CR PET-7224 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: PET-7224 CR
Ethernet PoE I/O Module with 2 Ethernet PoE Ports, 4 Analog Outputs, 5 Digital Inputs and 5 Digital Outputs. The ET-7024/PET-7024/ET-7224/PET-7224 is a multifunction module includes 4 channels analog output, 5 channels digital input and 5 channels digital output. It pro..
1 739,00 zł
ET-7019 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7019 CR
Ethernet I/O Module with 1 Ethernet port, 8 Universal Analog Inputs and 4 Digital Outputs. The ET-7019/PET-7019 features an extremely excellent protection mechanism where overvoltage protection is up to 240 Vrms. It has wider input range for voltage compared to ET-7017...
1 748,40 zł
NSM-200SX2 CR NSM-200SX2 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: NSM-200SX2 CR
Industrial 1000Base-T to 1000Base-SX Fiber Converter, Multi-mode 1310 nm, 2 km, SC connector. ICP DAS's line of feature rich 10/100/1000 SFP Media Converters transparently connects copper to SFP for multimode or single mode fiber. Our 10/100/1000 Ethernet to Fiber Conve..
1 748,40 zł
CAN-2026C CR CAN-2026C CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: CAN-2026C CR
CANopen slave module with 6 Analog Inputs, 2 Analog Outputs, 1 Digital Output and 2 Digital Inputs. CAN-2026C module follows the CiA-301 version 4.02 and CiA-401 version 2.1. You can access the analog/digital I/O status and set the configuration by using standard CANope..
1 757,80 zł
I-7540D-MTCP CR I-7540D-MTCP CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: I-7540D-MTCP CR
Intelligent CAN to Ethernet/Modbus TCP/Modbus RTU Converter. The I-7540D-MTCP is helpful for data exchanging between the Modbus devices and CAN devices. I-7540D-MTCP is a Modbus TCP server and acts as slave device in Modbus RTU network. It supports four communication mo..
1 781,30 zł
I-7540DM CR I-7540DM CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: I-7540DM CR
Industrial Intelligent CAN to Ethernet Converter with Metal Casing. The I-7540DM is a CAN to Ethernet converter, and is usually applied as an Ethernet to CAN/RS-232/485 Device Server. It supports socket access functions and virtual COM port technology which helps users ..
1 781,30 zł
ET-7218Z/S CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-7218Z/S CR
Ethernet I/O Module with 2 Ethernet Ports, 10 Thermocouple Inputs and 3 Digital Outputs. The ET-7018Z/PET-7018Z/ET-7218Z/PET-7218Z is specifically designed for extremely accurate thermocouple measurement and features automatic coldjunction compensation for each channel ..
1 786,00 zł
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