Short answer: BMS and DCIM training teaches data center staff how the building management system (BMS, also called a BAS) controls and monitors mechanical equipment, how the electrical power monitoring system (EPMS) watches the power chain, and how DCIM software tracks assets and capacity. Operators learn alarm response, controls technicians learn sequences and points, and planners learn capacity data.
Key takeaways
- BMS controls and monitors mechanical systems, EPMS monitors the electrical system, and DCIM manages assets and capacity on top of both.
- Operators, controls technicians, and capacity planners need different depths of training on the same systems.
- Alarm management is the skill that matters most. A system with too many nuisance alarms trains people to ignore real ones.
- Vendor-neutral training teaches concepts that transfer to any platform; the manufacturer's training teaches the tools installed at your site.
BMS, building automation, and DCIM training courses
These vendor-neutral online courses cover building automation fundamentals, monitoring strategy and BMS architecture, DCIM, and capacity planning. Each awards a certificate of completion.
Building Automation Systems (BAS) Fundamentals
Understand the building automation systems that tie HVAC, power, and monitoring together.
Monitoring, Automation & BMS Systems
Design a monitoring and BMS strategy that catches problems before they cause downtime.
DCIM Platform Fundamentals
Understand DCIM strategy and build the ROI case for implementation.
Capacity Planning & Forecasting
Build a 3–5 year capacity plan before you run out of power, cooling, or space.
Save 42% with the bundle
Monitoring & Smart Facility Bundle
What is the difference between BMS, EPMS, and DCIM?
A BMS (or BAS) controls and monitors mechanical and building equipment, an EPMS monitors the electrical system from switchgear to PDUs, and DCIM is the software layer that tracks IT assets and capacity using data from both. Names vary by vendor and site, but the division of labor is consistent.
| System | What it watches or controls | Main users | Typical questions it answers |
|---|---|---|---|
| BMS / BAS (building management or building automation system) | Chillers, pumps, cooling towers, CRAH and CRAC units, air handlers, temperature and humidity sensors, leak detection | Facilities operators, controls technicians, mechanical engineers | Is cooling running to its sequence? Which unit is in alarm? What did supply air temperature do overnight? |
| EPMS (electrical power monitoring system) | Switchgear, breakers, meters, UPS systems, generators, transfer switches, PDUs | Electrical and critical facilities staff, power engineers | Which breaker opened? What was the sequence of events during a transfer? How loaded is each feed? |
| DCIM (data center infrastructure management) | Assets, rack space, connectivity, power and cooling capacity, change planning | Capacity planners, operations managers, IT and deployment teams | Where can this new rack go? How much power headroom is left in this row? What is connected to this PDU? |
For a closer look at how these dashboards differ in practice, see our field article DCIM vs. BMS alarm dashboards.
Who needs BMS or DCIM training?
Anyone who watches, changes, or plans around facility data needs some BMS or DCIM training. The depth depends on whether you respond to the data, maintain the system that produces it, or use it to plan.
- Operators (critical facilities technicians, NOC and BMS operators): navigate graphics, acknowledge and triage alarms, trend points, and know which manual overrides are allowed and how to return a point to automatic. Start with Building Automation Systems (BAS) Fundamentals.
- Controls technicians: read points lists and sequences of operation, place and calibrate sensors, troubleshoot controllers and networks, and change setpoints under change control. Add Monitoring, Automation & BMS Systems for monitoring strategy, analytics, and dashboard design.
- Capacity planners and DCIM administrators: keep asset data accurate, model power and thermal headroom, and forecast growth. Take DCIM Platform Fundamentals and Capacity Planning & Forecasting.
- Managers: own the alarm philosophy, reporting, and vendor contracts, and decide what the monitoring stack must answer.
Alarm management: the skill that prevents missed alarms
Alarm management is the discipline of making every alarm meaningful, so operators trust it and act on it. When a BMS throws hundreds of nuisance alarms a shift, people start acknowledging without reading, and the one alarm that matters gets lost.
The process industries formalized this in ANSI/ISA-18.2, Management of Alarm Systems for the Process Industries, which describes an alarm lifecycle that starts with a documented alarm philosophy and moves through identification, rationalization, implementation, monitoring, and management of change. Data centers are not process plants, but the same ideas apply:
- Every alarm needs a defined cause, consequence, and operator response. If nobody needs to act, it should not be an alarm.
- Priorities should mean something. An "on battery" UPS alarm and a dirty-filter alarm should never look the same.
- Use deadbands and time delays so a sensor hovering at a threshold does not chatter.
- Suppress alarms during planned maintenance only under change control, and return them to service afterward.
- Review the noisiest alarms regularly and fix the cause instead of raising the limit.
- Test the notification path for critical alarms, not just the alarm itself.
Setpoint and alarm changes are changes to a critical system. Our BMS alarm setpoint change checklist shows how to control them.
How BMS, EPMS, and DCIM integrate
Data center monitoring systems exchange data through open protocols and software integrations. Training should cover the common ones and the problems that come with them.
- BACnet is the building automation protocol defined by ANSI/ASHRAE Standard 135, with the corresponding ISO designation ISO 16484-5. It is the common language of many BMS platforms.
- Modbus is widely used by electrical and mechanical equipment, including meters, UPS systems, and generator controllers, and often feeds the EPMS.
- SNMP is common on IT-side devices such as rack PDUs and environmental monitors, and often feeds DCIM.
Most integration trouble is mundane: inconsistent point names, wrong units or scaling, slow polling, clocks that are out of sync, and the same alarm arriving from three systems. Building control networks are also operational technology, so they need network segmentation and controlled remote access like any other critical system. Technicians who can trace a signal from the sensor through the controller to the screen solve these problems fastest.
Know your alarms from your trends? Ten questions on data center operations and monitoring.
Take the Operations QuizHow to build data center monitoring skills
Build monitoring skills in layers: learn the equipment, then the control system, then monitoring strategy, then the planning tools, and practice on your own site's data at every stage.
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Learn what is being monitored
You cannot judge an alarm on equipment you do not understand. Read the cooling guide and the power guide first.
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Learn building automation fundamentals
Architecture, sensors and controllers, points lists, and sequences of operation, as covered in BAS Fundamentals.
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Learn monitoring strategy and alarm management
Sensor placement and calibration, BMS architecture, analytics, alerting, and dashboards in Monitoring, Automation & BMS Systems.
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Learn DCIM and capacity planning
Asset data, power and thermal modeling, and forecasting in DCIM Platform Fundamentals and Capacity Planning & Forecasting.
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Practice on your site
Trend a CRAH unit and compare it to its written sequence, shadow a controls technician, and complete the BMS manufacturer's product training for your platform.
Frequently asked questions
What is BMS training?
BMS training teaches how a building management system monitors and controls equipment such as chillers, pumps, air handlers, and CRAH units. It covers system architecture, sensors and controllers, points lists, sequences of operation, alarms, trending, and safe use of manual overrides. In a data center, it also covers how the BMS shares data with power monitoring and DCIM tools.
What is DCIM training?
DCIM training covers data center infrastructure management software: how it tracks assets, rack space, connectivity, and power and cooling capacity, how it collects data from other systems, and how teams use it to plan changes and forecast growth. The hardest part of DCIM is usually keeping the asset data accurate, so good training spends time on data quality.
Is a BAS the same as a BMS?
The terms are often used interchangeably. In many data centers, BAS refers to the control system for HVAC, lighting, and general building equipment, while BMS means the broader monitoring layer that also watches critical systems. Sites and vendors use the names differently, so check what your site means by each.
Do I need programming experience for building automation training?
No. Operators and most technicians need to read points lists, follow a sequence of operations, trend data, and respond to alarms, not write controller code. Controls technicians and engineers who change programming usually learn it through the BMS manufacturer's product training on top of vendor-neutral fundamentals.
Should I take vendor-specific or vendor-neutral BMS training?
Usually both. Vendor-neutral training teaches the concepts that apply to every platform, such as architecture, protocols, sequences, and alarm management. Vendor-specific training from the manufacturer teaches the tools and programming for the system installed at your site.
Sources
- bacnet.org, The BACnet standard (ANSI/ASHRAE 135 and ISO 16484-5).
- ASHRAE, ASHRAE Standard 135 resource files.
- International Society of Automation, ISA-18 series of standards (ANSI/ISA-18.2, Management of Alarm Systems for the Process Industries).
New to the systems themselves? Read data center BMS explained, or see building automation system training for BAS courses and certification options.
Keep learning
Data Center Technician Training
A step-by-step training path from week-one safety to specialization.
Read the guide → CareersCritical Facilities Technician
The role that lives in the BMS and EPMS on every shift.
See the role → CareersData Center Engineer
Controls, electrical, mechanical, and operations engineering roles.
See the role → GuideData Center Operations
Procedures, change control, maintenance, and incident response.
Read the guide →This guide is general educational information, not engineering, cybersecurity, or compliance advice. Follow your site's procedures, change control process, and the system manufacturer's instructions.