 
Programmable Logic Controller
KV-X series
Serial communication unit, 2 ports (RS-232C×2) KV-XL202
 
*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.
Specifications
| Model | KV-XL202*1 | |||
| Type | Serial communication unit | |||
| Communication standard | RS-232C | |||
| Connection interface | European terminal block with 7 poles(detachable) × 2 ports | |||
| Transmission specification | Electrical termination (Terminator) | ― | ||
| Transmission rate | 1,200, 2,400, 4,800, 9,600, 19,200, 38,400, 57,600, 115,200, 230,400 bps | |||
| Transmission method | Full duplex | |||
| Data format | Start bit: 1 bit | |||
| Error detection | Parity: Even, odd, none | |||
| RS/CS flow control | ON or OFF | |||
| Transmission distance | 15 m | |||
| Number of transmission units | 1 | |||
| Connectable CPU units | KV-8000/KV-7500/KV-7300 | |||
| Refreshes | Automatic refresh, direct refresh,inter-unit synchronisation refresh | |||
| Serial communication functions | Non-procedure, PROTOCOL STUDIO, Modbus RTU slave, etc. | |||
| Serial communication function execution methods | Ladder program, unit program (flow) | |||
| Unit program capacity | 3 MB (max. number of blocks: approx. 20,000) | |||
| Flow | Maximum number of flows | 256 | ||
| Number of simultaneous activities | Unlimited | |||
| Internal data memory | 524,288 words | |||
| PROTOCOL STUDIO | Transmission method | Cyclic communication: Tx + Rx, Tx only, Rx only | ||
| Maximum number of connected devices | 2 | |||
| Maximum number of communication commands | 48 / 96*2 | |||
| Maximum number of total frames | Rx: 48 / 96*2 × 16;  | |||
| Maximum number of compared and receive frames | 16 per command | |||
| Maximum number of block elements | 96 per frame | |||
| Transmission data length | 1 to 2,048 bytes per frame | |||
| Received data length | ||||
| PLC link | Communication patterns | Write, read, transfer | ||
| Number of link settings | 512 settings max.*3 | |||
| Link data size | 1,440 words max. per setting (bit: 720 words, word: 720 words) | |||
| Data unit | 1 word | |||
| Number of connected models | 2 models max.(1 model × 2 ports) | |||
| Number of connected units | 2 max.(1 unit × 2 ports) | |||
| Trigger types | Cyclic / event (64 settings max. for event*3) | |||
| Update interval | 10 to 65,535 ms | |||
| Internal current consumption | 140 mA or less | |||
| Weight | Approx. 200 g | |||
| *1 For KV-8000/KV-7000 Series | ||||
 
