
The CX8191 is a control system with a switched Ethernet port. It supports the BACnet protocol. E-bus or K-bus terminals can be attached as required; the CX8191 automatically recognizes the type of I/O system connected during the start-up phase.
The control system is programmed with TwinCAT 3 via the fieldbus interface or the additional Ethernet interface. TwinCAT 3 licenses must be ordered via the TwinCAT 3 price list. The BACnet license is already installed on the device and does not need to be ordered separately.
BACnet (Building Automation Control Network) is a standardized, manufacturer-independent communication protocol for building automation. Areas of application include HVAC, lighting control, safety and fire alarm technology.
In conjunction with the EL6861 BACnet-MS/TP terminals, the CX8191 can act as a router to MS/TP networks including support for several MS/TP networks. In addition, further protocols and services can be supported, such as OPC UA, MQTT or Modbus TCP/RTU. Therefore, the CX8191 is a virtually universal device that can be used very flexibly, from control tasks through to gateway functions.
Product status:
regular delivery
Product information
- Technical data
- Ordering information
- Options
- Accessories
- Software
- Documentation and downloads
- Additional products
- Related products
Technical data | CX8191 |
---|---|
Processor | ARM Cortex™-A9, 800 MHz (TC3: 20) |
Number of cores | 1 |
Flash memory | slot for microSD card, 512 MB included (expandable) |
Main memory | 512 MB DDR3 RAM (not expandable) |
Persistent memory | 1-second UPS (for 1 MB persistent data) |
Interfaces | 1 x RJ45 10/100 Mbit/s, 1 x bus interface |
Bus interface | 2 x RJ45 (switched) |
Data transfer rates | 100 Mbit/s |
Diagnostics LED | 1 x TC status, 1 x WD, 1 x error |
Clock | internal battery-backed clock for time and date (battery behind the front flap, exchangeable) |
Operating system | Windows Embedded Compact 7 |
Control software | TwinCAT 3 runtime (XAR) |
I/O connection | E-bus or K-bus, automatic recognition |
Power supply | 24 V DC (-15 %/+20 %) |
Current supply E-bus/K-bus | 2 A |
Max. power consumption | 4 W |
Max. power consumption (with loading UPS) | 9 W |
Dimensions (W x H x D) | 71 mm x 100 mm x 73 mm |
Weight | approx. 230 g |
Operating/storage temperature | -25…+60 °C/-40…+85 °C |
Relative humidity | 95 %, no condensation |
Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
Protection rating | IP20 |
Approvals/markings | CE, UL |
TwinCAT 3 platform level | Economy (20); please see here for an overview of all the TwinCAT 3 platform level |
Ordering information | |
---|---|
CX8191 | Embedded PC, ARM Cortex™-A9, 800 MHz (TC3: 20) |
Options | |
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CX1900-0123 | 1 GB microSD card, instead of 512 MB microSD card |
CX1900-0125 | 2 GB microSD card, instead of 512 MB microSD card |
CX1900-0127 | 4 GB microSD card, instead of 512 MB microSD card |
CX1900-0129 | 8 GB microSD card, instead of 512 MB microSD card |
Accessories | |
---|---|
CX1900-0102 | Spare battery suitable for CX10x0, CX81x0, CX5xxx, CX90x0, CX20xx
– lithium button cell type CR2032, 3V/225 mAh – follow polarity when installing |
CX1900-0122 | 512 MB microSD card |
CX1900-0124 | 1 GB microSD card |
CX1900-0126 | 2 GB microSD card |
CX1900-0128 | 4 GB microSD card |
CX1900-0130 | 8 GB microSD card |
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