Description
Introduction
The ABB BDB/S1.1 Data Logging Unit (Product ID: 2CDG110067R0011, EAN: 4016779657532) is an MDRC logic component designed for KNX (TP) bus systems. It detects local operation cycles and operating hours across up to 35 channels, helping facility managers and system integrators schedule preventive maintenance and evaluate device durability. This device is part of our KNX System Components range.

Powered directly from the KNX bus without requiring an external auxiliary power supply, the unit operates with a low power loss rating of 0.3 W. Configurable limit values and communication objects allow flexible tracking of total or remaining operating time across monitored equipment.
Key Features
- Extended Product Type: BDB/S 1.1 (Product ID: 2CDG110067R0011).
- 35 Channels: Dedicated logging for operation cycles and operating hours.
- MDRC Form Factor: Modular DIN rail component with an IP20 protection rating.
- Zero Battery Requirement: Powered directly by the KNX bus line with a low power loss of 0.3 W.
- Limit Value Configuration: Set individual channel thresholds to trigger alerts upon exceedance.
- No Manual Operation: Operating parameters are managed via bus software and communication objects.
- Certified Compliance: KNX Certificate 9AKK105710A0019 and CE Declaration 2CDK513009D2701.
Benefits
- 35 Monitored Channels: Provides independent logging of operating hours and operation cycles across up to 35 separate channels.
- Automated Alerting: Sends a message over the KNX bus whenever a channel exceeds its configured limit value.
- Bus-Powered Operation: Eliminates the need for an additional power supply or batteries by drawing power directly from the KNX TP bus line.
- Flexible Time Logging: Allows operating hours to be predetermined and tracked by total operational time or remaining lifespan.
- Dynamic Communication Objects: Enables runtime modification and reading of time and cycle values via KNX communication objects.
Technical Specifications
Applications
- Preventive Maintenance Tracking: Monitoring runtime and cycle counts for critical electrical loads in commercial KNX automation systems.
- Equipment Durability Evaluation: Tracking operational limits of connected field devices to schedule servicing prior to failure.
- System Diagnostics: Transmitting operational hours and cycle data to central management systems via standard KNX communication objects.
Installation Notes
- Mounting: Install as a Modular DIN Rail Component (MDRC) inside an IP20-rated enclosure or switchboard.
- Bus Connection: Connect directly to the KNX (TP) bus line; no additional power supply connection or battery is required.
- Operation: Note that the device features no physical manual operation elements; all settings are configured via communication objects.
Developer Resources
- Instructions and Manuals: Reference document code 2CDG941039P0002.
- KNX Certificate: Official registration code 9AKK105710A0019.
- Declaration of Conformity – CE: Document identifier 2CDK513009D2701.
FAQ
Does the ABB BDB/S1.1 require an auxiliary power supply?
No, the BDB/S1.1 requires no additional power supply and is powered directly from the KNX bus line. Explore more products from ABB for professional building automation projects.
How many channels can be monitored with the BDB/S1.1?
The unit supports data logging and threshold monitoring for up to 35 channels. For certificates and current technical files, refer to the official product documentation.
What happens when an operating limit is reached?
For each of the 35 channels, limit values can be set. When a limit is exceeded, a message is sent over the KNX bus.
Can operating hour values be adjusted via the bus?
Yes, logging values for total or remaining time can be modified via KNX communication objects.
What is the exact product model?
The order/model code for this page is BDB/S1.1. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB BDB/S1.1 Data Logging Unit (2CDG110067R0011) is a compact, bus-powered MDRC solution for tracking equipment cycles and runtimes across 35 KNX channels. By offering configurable thresholds and dynamic communication objects, it enables effective preventive maintenance planning in automated buildings. Installers and system integrators can review our installer purchasing support options.








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