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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.


M-7060PD CR M-7060PD CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7060PD CR
4-channel Isolated Digital Input and 4-channel Relay Output Module using the DCON and Modbus Protocols with LED Display. The 7060 series provides 4 digital input channels, 2 Form A and 2 Form C signal relay output channels, while the M-7060P provides 4 digital input cha..
799,00 zł
M-7080 CR M-7080 CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7080 CR
2-channel Counter/Frequency Input Module with DCON and Modbus Protocol.The I-7080 offers 2 high speed counter or frequency input channels and 2 digital output channels. Two types of digital input are provided, one for isolated input, and the other is for non-isolated in..
799,00 zł
M-7080B CR M-7080B CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7080B CR
2-channel Counter/Frequency Input Module with DCON and Modbus Protocol with Virtual Battery Backup.The I-7080 offers 2 high speed counter or frequency input channels and 2 digital output channels. Two types of digital input are provided, one for isolated input, and the ..
799,00 zł
M-7045D CR M-7045D CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7045D CR
16-channel Isolated Digital Output Module using the DCON and Modbus Protocols with LED Display. All modules in the 7045 series offer 16 digital output channels, each of which features Photocouple isolation. The I-7045(D)/M-7045(D) supports sourcetype output, while the I..
808,40 zł
M-7055U CR M-7055U CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7055U CR
8-channel Isolated Digital Input and 8-channel Isolated Digital Output Module, Sink- or Source-type selectable via Wire Connection. The M-7055U module provides 8 isolated channels for Digital Input and 8 isolated channels for Digital Output. Digital Input and Digital Ou..
808,40 zł
IPMC100-1GS-1GPOE
6 year warranty 5-10 days
Brand: 3onedata Model: IPMC100-1GS-1GPOE
Unmanaged Industrial PoE Media Converter with 1 Gigabit SFP Slot and 1 Gigabit PoE copper port. IPMC100 series are 2/3-port full Gigabit unmanaged industrial PoE media converter. PoE power supply conforms to IEEE 802.3af/at protocol standard. This series include four ty..
811,60 zł
FR-2057T CR FR-2057T CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: FR-2057T CR
Isolated 16-channel Digital Output FRNET Module with 20-pin Screw Terminal Connector. The FR-2057/2057T/2057HT has 16-channel isolated photo-coupler output. The default signal connector of FR-2057 is a 20-pin header. The "T" stands for screw terminal connector and the "..
813,10 zł
GW1102-2DI(RS485) - Industrial Modbus RTU / ASCII gateway to Modbus TCP
Shipping 24h Test for Free! 6 year warranty
Brand: 3onedata Model: GW1102-2DI(RS485)
Industrial Modbus RTU / ASCII gateway to Modbus TCP. 2 RS-485 communication ports and Ethernet 100M. GW1102-2DI(RS485)-DB-P(12-48VDC) is Modbus gateway designed for integrating Modbus RTU/ASCII and Modbus TCP networks; they can achieve the conversion between Modbus..
813,10 zł
MOD-6TE MOD-6TE
2-3 days
Brand: Aspar Model: MOD-6TE
Industrial expansion module, 6 universal temperature inputs on Modbus RTU, with RS485 interface. Features:INPUT: 6 temperature inputs, universalOUTPUT: Interface: RS485 - Modbus (ASCII, RTU)Power supply 10-38VDC; 10-28VACUp to 128 modules in line RS485Support for thermo..
813,10 zł
I-7045D CR I-7045D CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: I-7045D CR
16-channel Isolated Digital Output Module using the DCON Protocol with LED Display. All modules in the 7045 series offer 16 digital output channels, each of which features Photocouple isolation. The I-7045(D)/M-7045(D) supports sourcetype output, while the I-7045(D)-NPN..
817,80 zł
I-7045D-NPN CR I-7045D-NPN CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: I-7045D-NPN CR
16-channel Isolated Digital Output Module using the DCON Protocol with LED display. All modules in the 7045 series offer 16 digital output channels, each of which features Photocouple isolation. The I-7045(D)/M-7045(D) supports sourcetype output, while the I-7045(D)-NPN..
817,80 zł
M-7045D-NPN CR M-7045D-NPN CR
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7045D-NPN CR
16-channel Isolated Digital Output Module using the DCON and Modbus Protocols with LED Display. All modules in the 7045 series offer 16 digital output channels, each of which features Photocouple isolation. The I-7045(D)/M-7045(D) supports sourcetype output, while the I..
817,80 zł
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