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BC9120 - Beckhoff Bus Terminal Controllers
BC9120 Beckhoff Bus Terminal Controllers Technical Specifications
| Brand | Beckhoff |
| Product Type | Bus Terminal Controllers |
| Product | BC9120 |
BC9120 Beckhoff Bus Terminal Controllers Technical Specifications
| Specification | Value |
|---|---|
| Programming | via TwinCAT and programming interface or Ethernet |
| Program memory | 128 kbytes |
| Data memory | 128 kbytes |
| Remanent data | 2 kbytes |
| Runtime system | 1 PLC task |
| PLC cycle time | approx. 1 ms for 1,000 instructions (without I/O cycle, K-bus) |
| Programming languages | IEC 61131-3 (IL, LD, FBD, SFC, ST) |
| Number of Bus Terminals | 64 (255 with K-bus extension) |
| Max. number of bytes fieldbus | 512 byte input and 512 byte output |
| Digital peripheral signals | 2,040 inputs/outputs |
| Analog peripheral signals | 512 inputs/outputs |
| Configuration possibility | via KS2000 or Ethernet |
| Data transfer rates | 10/100 Mbit/s, automatic recognition of the transmission rate |
| Bus interface | 2 x RJ45 (2-channel switch) |
| Power supply | 24 V DC (-15%/+20%) |
| Input current | 90 mA + (total K-bus current)/4 |
| Starting current | approx. 2.5 x continuous current |
| Current supply K-bus | 1750 mA |
| Power contacts | max. 24 V DC/max. 10 A |
| Electrical isolation | 500 V (power contact/supply voltage/fieldbus) |
| Weight | approx. 170 g |
| Operating temperature | -25..+60ยฐC |
| Storage temperature | -40...+85ยฐC |
| Protect. rating/installation pos. | IP20/variable |
| Approvals/markings | CE, CCC, UL, ATEX, IECEx, DNV GL |
| Ex marking | ATEX: II 3 G Ex ec IIC T4 GcIECEx: Ex ec IIC T4 Gc |
| Protocol | TwinCAT ADS, Modbus TCP |
| Recommended fuse | รขยยค 10 A |
| Persistent data | 1 kbyte |
| Up/down load code | yes/yes |
| Design form | compact terminal housing with signal LEDs |
| Material | polycarbonate |
| Dimensions (W x H x D) | 51 mm x 100 mm x 69 mm |
| Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
| Side by side mounting by means of | double slot and key connection |
| Marking | labeling of the BZxxxx series |
| Wiring | solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver |
| Connection cross-section | s*: 0.0...2.5 mmยฒ,st*: 0.08...2.5 mmยฒ,f*: 0.14...1.5 mmยฒ |
| Stripping length | 8...9 mm |
| Current load power contacts | Imax: 10 A |
