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KR20 Wireless Unit: high-speed wireless communication

KR20 Wireless Unit: high-speed wireless communication
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KR20 Wireless Unit: high-speed wireless communication - 1

KR20 WIRELESS UNIT (AKR2) ■ To prevent from interference with the other wireless station (Japan only) In the frequency band using this unit, in-plant radio station (license is necessary.) using at industrial such as microwave oven, science, medical machinery and a production line in factory to identify mobile object, specified low power radio station (license is not necessary.) and amateur radio station (license is necessary.) are managed 1) Before using this unit, please confirm that in-plant radio station to identify mobile object, specified low power radio station and amateur radio station are not managed. 2) When some cases of harmful electric wave interference occurred from this unit to an in-plant radio station to identify mobile object, change the using frequency immediately or stop discharging the electric wave. After that please contact us to consult measures to avoid interference (for example, setting of partition). 3) When any other troubles such as harmful electric wave interference occurred from this unit to a specified low power radio station or an amateur radio station or an amateur radio station, please contact us. 2.4GHz band electric wave is used. Modulation method is direct sequence type. Intended interference distance is 40m. All bands are used and possible to avoid the band of machine to identify mobile object. High-speed, wireless communication with easy installation and simple wiring!! *Please put the attached label “Caution for using wireless unit” near the setting place. ■ Countries where the use of KR20 has been authorized Products with the indication label affixed to their rear side As of May 2008, the use of KR20 has been authorized in the following countries. Japan, China, 25 European countries (Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France*, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lithuania, Malta, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, UK, Netherlands) * In France, this product must not be used outdoors. Please use it indoors only. ■ Compliance for EN standard Obtained the European wireless certification (EN300 328) In order to comply with EN standard, use this product in following condition. • When installing this product to wall, install it on a DIN rail. • Use power supply cord that is less than 3m. • For communication cable (RS232C or RS485), use shielded cable, and connect one end of shield wire to ground. And use ferrite core (correspond to TDK: ZCAT2035-0930) in the communication cable (RS232C or RS485) of wireless unit side. (Turn numbers: 2T) Antenna with cable *Antenna sold separately. Antenna extension cable High-speed data transfer Matsushita Electric Works, Ltd. Antenna with cable available Automation Controls Business Unit Head Office: 1048, Kadoma, Kadoma-shi, Osaka 571-8686, Japan Telephone: +81-6-6908-1050 Facsimile: +81-6-6908-5781 http://www.mew.co.jp/ac/e/ All Rights Reserved © 2008 COPYRIGHT Matsushita Electric Works, Ltd. ARCT1B301E 200805-3YT Specifications are subject to change without notice. Matsushita Electric Works, Ltd.

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KR20 Wireless Unit: high-speed wireless communication - 2

Application Examples Optimum for high-speed data communications. Wireless repeater function 134 kbps wireless communication speed optimum for high-speed data communications. Optimum for reducing the wiring and installation work. The communicable distance between the master and a slave is approximately 250 m*1 outdoors*2 or approximately 50 m indoors. The communication distance can be extended using the repeater function incorporated in this unit. (Up to eight repeaters can be installed between the master and slave.) Reduces the cable installation costs when the layout for machines and...

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KR20 Wireless Unit: high-speed wireless communication - 3

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KR20 Wireless Unit: high-speed wireless communication - 4

3. Serial communication specifications (RS232C) *4 Item 1. Main unit Model number Product name KR20 WIRELESS UNIT RS485 type Transmission distance KR20 WIRELESS UNIT I/O type (NPN) Transmission speed KR20 WIRELESS UNIT I/O type (PNP) Communication method Synchronous system Synchronous communication method Transmission format Stop bit: 1 bit, Parity: Not available/Available (odd/even), Data length: 7bit/8bit Data buffer 2048 bytes (Max. data byte size for send and receive one time) • A power supply cable (1 m) for the main unit is supplied with this product. • Antenna is not attached. Select...

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KR20 Wireless Unit: high-speed wireless communication - 5

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KR20 Wireless Unit: high-speed wireless communication - 6

■ Part Name and Dimensions (Unit: mm) Main unit 1) When mounting, (wiring, adjustment etc.), be careful not to add static electricity to connector, switch and antenna. 2) Do not squeeze the switches or push buttons with an excessive force. Otherwise, they may be damaged. With standard antenna Antenna mounting section Communication channel switch MODE switch ENTER switch Four LED displays DIN hook 3.5 Cover 25 DIN rail attachment gap (35 mm width) Power supply connector RS232C Power supply connector RS232C Operating mode switch 110±0.5 1) Do not place the units in the vicinity of radios or...

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