User's Guide

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The Reader
9 The Reader
9.1 FunctionalSpecication
The Kathrein RFID (Radio Frequency Identication) reader of are multi-protocol-capable device for reading active and
passive RFID tags in the frequency range from 865 to 868 MHz for Europe and 902 to 928 MHz for the American market.
Based on the latest RFID standards, such as EPC Gen2v2 /ISO 18000-63, the Kathrein readers support all market
leading transponder chip features for security, authentication and encoding. As supplied, the unit can read and write
tags in accordance with the EPC Gen2v2 standard.
It is possible to load additional protocols using software updates.
The device has a maximum of four external antenna ports for connection of the transmission/reception antennas for
communication with RFID tags.
For integration into a variety of infrastructures, the device has dierent communication interfaces, depending on the
variant. The power supply is provided either by a 4-pin M12 panel connector in A coding or by PoE+ according to 802.3at
(10–57)
1)
.
The Kathrein UHF RFID reader system RRU 4xxx is characterised by great exibility in regard to RFID applications. One
reason for it is the wide variety of reading devices compatible to each other, which allows to select a reader from the
Kathrein product portfolio ideally suited for the respective application. Another reason for this exibility is the wide
range of parameters for conguring the reader rmware.
9.2 Reader Selection Guide
The table shows the features for the dierent reader types:
RRU 1400 ARU 2400 ARU 3500 RRU 4400 ARU 8500
Air interface protocol RAIN RFID / ISO 18000-63 and EPCglobal Gen2v2
Integrated antenna - 1 - 3
Ports for ext. antennas 4 3 4 3
Read zone ©KRAI 32 4 32 6
Transmit power [max. dBm] +30 +33 +33 +33
Sensitivity [dBm] typ. -70 typ. -80 typ. -80 typ. -80
Tag per-second 500 1000 1000 600
Processor speed ARMv7-A with 600 MHz ARMv7-A, 2 cores with 800 MHz
Flash memory eMMC [Mbyte] 4.000 8.000 8.000 8.000
RAM DDR2 [Mbyte] 128 1.000 1.000 1.000
Ethernet ports 1 2 2 2
GPIO - Input/output 2/2 4/4 4/4 4/4
LED visualisation 4 4+8 4+8 4
Degree of protection IP 40 IP 67 IP 67 IP 40
Wireless interfaces WiFi, BLE, 4G