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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.


HD67181M - CAN - Repeater - Extender bus line HD67181M - CAN - Repeater - Extender bus line
2 years warranty 3-4 days
Brand: ADF Web Model: HD67181M
Model HD67181M CAN - Repeater - Extender bus line. Housing type: Small Size, Terminal Blocks Connectors.Features:Electrical isolation of CAN branches Extension of nodes number Different baud rate of branches CANAllows extension of a line segment (without lowering the Ba..
197.00 €
HD67182-A4 - J1939 and NMEA 2000 repeater
2 years warranty 3-4 days
Brand: ADF Web Model: HD67182-A4
Industrial J1939 and NMEA 2000 repeater, housing type: A, DIN rail mount. Mni-Fit Connectors, Galvanic Isolation: 3KV Characteristics:Electrical isolation of two branches of a CAN Line (ISO 11898-1)Allows extension of a line segment without lowering the Baud rateInterco..
197.00 €
HD67182M - J1939 and NMEA 2000 repeater
2 years warranty 3-4 days
Brand: ADF Web Model: HD67182M
Industrial J1939 and NMEA 2000 repeater, housing type: small size, DIN rail mount. Characteristics:Electrical isolation of two branches of a CAN Line (ISO 11898-1)Allows extension of a line segment without lowering the Baud rateInterconnects two branches of differen..
197.00 €
HD67182R - Industrial J1939 and NMEA 2000 repeater
2 years warranty 3-4 days
Brand: ADF Web Model: HD67182R
Industrial J1939 and NMEA 2000 repeater, housing type: R, DIN rail mount. Terminal Blocks Connectors, Galvanic Isolation: 3KV Characteristics:Electrical isolation of two branches of a CAN Line (ISO 11898-1)Allows extension of a line segment without lowering the Baud rat..
197.00 €
ECAT-2060 CR - EtherCAT Slave I/O Module with Isolated 6-ch Digital Inputs and 6-ch Digital Outputs ECAT-2060 CR - EtherCAT Slave I/O Module with Isolated 6-ch Digital Inputs and 6-ch Digital Outputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ECAT-2060 CR
EtherCAT Slave I/O Module with Isolated 6-ch Digital Inputs and 6-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 operat..
199.00 €
FR-2057TW CR - Isolated 16-channel sink output FRNET Module FR-2057TW CR - Isolated 16-channel sink output FRNET Module
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: FR-2057TW CR
Isolated 16-channel sink output FRNET Module. The FR-2053TA has 16-channel isolated Sink/Source input, while the FR-2057TW has 16-channel isolated sink output. The FR-2000 I/O module has an FRnet interface. The users can daisy chain several FR-2000 modules together. Via..
199.00 €
I-7531 CR - Industrial Two-channel CAN Bus Isolated Repeater I-7531 CR - Industrial Two-channel CAN Bus Isolated Repeater
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: I-7531 CR
Industrial Two-channel CAN Bus Isolated Repeater. The I-7531 is a CAN repeater used to establish a physical coupling of two or more segments of a CAN bus system. Users can implement tree or star topologies as well as the long drop lines with the I-7531. Users can also i..
200.00 €
WISE-7142 CR - Ethernet PoE I/O Module with 16-channel Isolated Digital Output
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: WISE-7142 CR
Ethernet PoE I/O Module with 16-channel Isolated Digital Output. WISE-7142 follows IEEE 802.3af-compliant (classification, Class 1) Power over Ethernet (PoE) specification. It allows receiving power from PoE enabled network by Ethernet pairs (Category 5 Ethernet cable)...
200.00 €
M-7084 CR - 4-/8-channel Counter/Frequency/Encoder Input Module M-7084 CR - 4-/8-channel Counter/Frequency/Encoder Input Module
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: M-7084 CR
4-/8-channel Counter/Frequency/Encoder Input Module. The M-7084 is a 32-bit high-speed Counter/Frequency/Encoder input module that offers a variety of mode options, including "Up Counter”, "Frequency Input", "Up/Down Counter", "Direct/Pulse Counter" and "A/B Phase Count..
201.00 €
PET-7053 CR - Ethernet I/O Module with 1 Ethernet PoE Port and 16-ch Digital Inputs PET-7053 CR - Ethernet I/O Module with 1 Ethernet PoE Port and 16-ch Digital Inputs
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: PET-7053 CR
Ethernet I/O Module with 1 Ethernet PoE Port and 16-ch Digital Inputs. The ET-7053/PET-7053/ET-7253/PET-7253 provides 16 dry contact digital input channels. Each input channel can be used as a 32-bit counter. It features optical isolation for 3750 Vrms of transient over..
201.00 €
ET-2255 CR - Ethernet I/O Module with 2 Ethernet Ports, 8 Digital Inputs (Wet/Dry Contact) and 8 Digital Outputs (Sink type) ET-2255 CR - Ethernet I/O Module with 2 Ethernet Ports, 8 Digital Inputs (Wet/Dry Contact) and 8 Digital Outputs (Sink type)
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-2255 CR
Ethernet I/O Module with 2 Ethernet Ports, 8 Digital Inputs (Wet/Dry Contact) and 8 Digital Outputs (Sink type). Providing various digital I/O functions, the ET-2255 module is an IP-based Ethernet I/O monitoring and control module. The module can be remotely controlled ..
203.00 €
ET-2255U CR - Ethernet I/O Module with 2 Ethernet Ports, 8 Digital Inputs (Wet/Dry Contact) and 8 Digital Outputs (Sink/Source type) ET-2255U CR - Ethernet I/O Module with 2 Ethernet Ports, 8 Digital Inputs (Wet/Dry Contact) and 8 Digital Outputs (Sink/Source type)
Warranty 12 months 2-3 weeks
Brand: ICPDAS Model: ET-2255U CR
Ethernet I/O Module with 2 Ethernet Ports, 8 Digital Inputs (Wet/Dry Contact) and 8 Digital Outputs (Sink/Source type). Providing various digital I/O functions, the ET-2255/2255U module is an IP-based Ethernet I/O monitoring and control module. The module can be remotel..
203.00 €
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