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Product Description
ABB CT/S2.1 — KNX visualization server for smartphones, tablets and computers. MDRC devices with associated IOS and Android apps. Application for Windows and Apple computers. Easy control using intuitive navigation concept. Representation of individual operating pages with strip view. Display of individual control pages with room images with small controls. Fully web-based commissioning and no restriction in the number of objects or group addresses. Home automation: switch, pushbutton, dimming (also RGB, RGBW and Tunable white), blinds and shutters with and without positioning, RTC control, scene/sequences, Sonos control element, timing, Philips Hue (max. 5 bridges), Display element, EV Charger. Entertainment: Sonos - KNX bridging, multimedia integration via UPnP. Infotainment: monitoring of usage data for up to 3 years, 5 days weather forecast. Security: Video surveillance with IP cameras, notification via push notifications or e-mail (including a picture from an IP camera). - Energy Monitoring and Management.- Time programs and scenes can be created by the end customer. - Presence simulation. - Remote maintenance of the device and the KNX installation.- Online and offline KNX telegram recorder (with file export).- Modbus TCP Client (1000 objects).- BACnet Server (1000 objects).- Access via KNXnet/IP tunnelling (KNX IP Secure).- Build-in KNX Router (KNX IP Secure).- Graphical logic editor.- Script editor for logic functions. - LUA Script Editor. - Secure API.- max. 32 RTC ControllersHighest degree of communication encryption between app, device and cloud. Compatible with ABB i-bus® KNX. Control with smartphones and tablets via the APP-Control app (Apple iOS /Google Android). Remote Maintenance with the APP-Control Connect Windows application.Device finder with the IP Finder Windows application. External power supply: 10-36 VDC (SELV).
Technical Specifications
- Manufacturer part number (MPN)
- CT/S2.1
- EAN / GTIN
- 4011395310168
- Sales unit
- pcs
- Instructions and Manuals
- 2CKA001473B9379
- Mounting Type
- DIN-Rail
- Mounting Position
- horizontal
- Ambient Air Temperature
- Operation 0 ... +70 °C
- Degree of Protection
- IP20
- Communication Interface
- Ethernet
- Number of LEDs
- 2
- Compatible Bus Systems
- KNX (TP)
- Product Range
- KNX
- Software Updateable
- Yes
- Integrated Webserver
- Yes
- Manual Operation
- No
- Terminal Type
- Bus Connection
- Rated Voltage (U r )
- 10 ... 36 V
- Voltage Range
- 10 ... 30 V DC
- Auxiliary Voltage AC/DC
- 10 ... 30 V DC
- Input Voltage (U in )
- 24 V DC
- Power Loss
- Total 0 W
- Color
- grey
- Width in Number of Modular Spacings
- 4
- Product Net Width
- 0.072 m
- Product Net Height
- 0.09 m
- Product Net Depth / Length
- 0.065 m
- EPLAN Data
- 9AKK108464A1051
- Declaration of Conformity - CE
- 2CKA100000E4474
- Declaration of Conformity - UK-PSTI
- 2CKA410000E0206
- Declaration of Conformity - UKCA
- 2CKA400000E0304
- EU Data Act Compliance Declaration
- 9AKK108471A5579
- Cyber Security Software Support Period
- 2 year
- EU Data Act Applicability and Compliance
- Applicable - Compliant
- ETIM 9
- EC001099 - System interface/media gateway for bus system
- eClass
- V11.0 : 27143136
- UNSPSC
- 43222605
- IDEA Granular Category Code (IGCC)
- 6809 >> System interface/media gateway for bus system
- Model
- Multiple interface
- Operating voltage
- 24 V
- Voltage type
- DC
- Power consumption
- 1.25 W
- Bus system KNX
- Yes
- Bus system radio frequency
- No
- Bus system Powernet
- No
- Material
- Polycarbonate (PC)
- Bus system LON
- No
- Demounting protection
- No
- Radio interface
- No
- IR interface
- No
- Protocol
- TCP/IP
- Provider dependent
- No
- Updateable
- Yes
- Visualization
- Yes
- Web-Server
- Yes
- With LED indication
- Yes
- Bus system KNX-RF (Radio Frequency)
- No
- Radio frequency bidirectional
- No
- Constant light output (CLO)
- Yes
- Bus system KNX Secure
- No
- Bus system KNX Secure-RF (Radio Frequency)
- No
- Device emplacement
- Indoor positioning
- Country of origin
- Netherlands
Standards & Compliance
- HS Code
- 8537.10
Cross References
- EAN 4011395310168
- SAP 1200572465
- Code 82950158
Product Documentation
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Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy CT/S2.1?
- CT/S2.1 can be ordered from cballast.com as a ABB catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this ABB product?
- The manufacturer part number is CT/S2.1.
- What is the HS code for CT/S2.1?
- The customs tariff (HS) code for CT/S2.1 is 8537.10.
- Who manufactures CT/S2.1?
- CT/S2.1 is a ABB product in the SC001099 range.
- Is a datasheet available for CT/S2.1?
- Yes — the CT/S2.1 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for CT/S2.1?
- The minimum order quantity is 1.
- Is CT/S2.1 available?
- Yes — CT/S2.1 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).