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KR20 Wireless Unit

KR20 Wireless Unit
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http://www.mew.co.jp/ac/e/ Matsushita Electric Works, Ltd. KR20 WIRELESS UNIT ARCT1B301E ’08.5 New KR20 WIRELESS UNIT High-speed, wireless communication with easy installation and simple wiring!! High-speed data transfer 250 m range Antenna with cable available RS485 type and I/O type Antenna with cable Antenna extension cable *Antenna sold separately. ((22..44 GGHHzz,, SSSS wiirreelleessss)) 03/2009

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Optimum for high-speed data communications. 134 kbps wireless communication speed optimum for high-speed data communications. Wireless repeater function 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.) *1 Linear distance in an open location *2 The main unit, standard antenna and antenna with cable are designed for indoor use. If they are used...

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Application Examples To transmit the measured power or temperature of the machines or food storage systems or their errors by wireless. Building Plant Shop KR20 Line A Master Slave Slave Slave Slave Line B Office KR20 Master Office Sales office Production control office The production quantity reached 1,000! The inspection has completed. Two components are defective. Out of stock Out of stock Site Site Slave Slave Slave KR20 Master Shop or office PLC KT4H Temperature controller KW4M Eco-POWER METER KR20 Slave (Error input) (I/O type) Office Showcases To monitor the component stock in the...

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4 1. Main unit ¡ Product Types AKR2002 AKR2015 AKR2045 KR20 WIRELESS UNIT RS485 type KR20 WIRELESS UNIT I/O type (NPN) KR20 WIRELESS UNIT I/O type (PNP) RS232C, RS485 I/O: 8/8 (NPN), RS232C I/O: 6/6 (PNP), RS232C Model number Product name Remarks • A power supply cable (1 m) for the main unit is supplied with this product. • Antenna is not attached. Select from optional supplies. 1. General specifications ¡ Specifications Rated voltage 12 to 24V DC Operating voltage range 10.8 to 26.4V DC Current consumption 150mA or less (During sending) 200mA or less (During sending) Inrush current 23A...

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5 3. Serial communication specifications (RS232C) *4 Interface Conforming to RS232C Transmission distance 15m Transmission speed 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bit/s (Selectable with MODE switch) Communication method Half-duplex 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) Item Specifications 4. Serial communication specifications (RS485) (only AKR2002) *4 Interface Conforming to RS485...

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6 Main unit Antenna Standard antenna (AKR2802) Antenna with cable (AKR2803) 110±0.5 [With cover open] Accessories: A magnet and a double-faced tape (4.5) 85 (5.85) 103 120 20.4 25 3.5 71 40 (106) 31 RS232C RS232C RS485 Power supply connector Power supply connector DIN rail attachment gap (35 mm width) Four LED displays Output terminal block Input terminal block LED display AKR2015 AKR2045 AKR2002 AKR2002 AKR2015 AKR2045 10 dia. 104.4 110.5±2.5 35 dia. 28.6 SMA plug 2000+100 0 Operating mode switch Antenna mounting section Communication channel switch 2-4.5 dia. Unit No. switch ENTER switch...

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7 ¡ Caution for use 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. ¡ Mounting 1) Do not place the units in the vicinity of radios or TVs. Otherwise, the reception may be impaired. 2) If nearby broadcasting or wireless stations emit radio waves with a high field intensity, then this wireless system may not be used. 3) This system uses frequencies on 2.4 GHz band for data communication. If there are other devices using...

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