RRU7881ADV/RRU5881ADV/RRU3881ADV is a high-performance UHF RFID Reader. It is designed upon fully self-intellectual property. Based on proprietary efficient digital signal processing algorithm, it supports fast tag read/write operation with high identification rate. It can be widely applied in many RFID application systems such as logistics, access control, and industrial production process control system.
Model
Size
RRUx881ADV
FEATURES
l Self-intellectual property;
l Designed with IMPINJ E710/E510/E310 and support ISO18000-6C(EPC C1G2) protocol tag, featuring excellent multi-tag anti-collision functionality;
l 865~868MHz/902~928MHz frequency band(frequency customization optional);
l FHSS or Fix Frequency transmission;
l RF output power up to 33dbm(adjustable);
l Effective distance up to 12m*(with external 8dbi antenna and tag E41);
l Maximum inventories speed up to 1000pcs/s (using E710) or 600pcs/s (using E510) or 350 pcs/s (using E310);
l Tag buffer size up to 1000PCS@96bits EPC;
l Support RSSI, TNC sockets for 4 external antennae;
l Low power dissipation with single +8~24VDC power supply;POE Optional;
l 4 lines GPIO interface（2 input 2 output）;
l Support RS232, RS485, USB (Slave), TCP/IP interface, with WiFi and some other communication ports for choice;
l Support on-the-site firmware upgrading;
lSupport DLL , demonstrate the software source code and secondary development.
*Effective reading distance and tag interrogation speed are directly related to the antenna, tags, and the working environment.
CHARACTERISTICS
l Absolute Maximum Ratings
ITEM | SYMBOL | VALUE | UNIT |
Power Supply | VCC | 26 | V |
Operating Temp | TOPR | -20 ~ +65 | ℃ |
Storage Temp | TSTR | -40 ~ +85 | ℃ |
l Electrical and Mechanical Specification
Under TA=25℃,VCC=+9V unless specified
ITEM | SYMBOL | MIN | TYP | MAX | UNIT |
Power Supply | VCC | 8 | 9 | 24 | V |
Current Dissipations | IC | 330 | 1000(30dBm) 1300(33dBm) | mA | |
Frequency | FREQ | - | 865~868(ETSI) 902~928(FCC) | - | MHz |
RF Output Power | PRF | 5 | 33 | dBm | |
Receive Sensitivity | SR | -74(using E310) -81(using E510) -87(using E710) | dBm |
INTERFACE
1．Power （DC Jack） J1
NO. | SYMBOL | COMMENT |
2 | PWR | Power Supply |
4 | GND | Ground |
1,3 | NC | Reserved |
2．WiFi antenna Interface J2 （SMA Female）
3．USB J3（Slave）
4．USB J4（Reserved）
5．TCPIP Network(RJ45）J5
6．UART（ RS232 DB9 Female）
NO. | SYMBOL | COMMENT |
1 | NC | Reserved |
2 | TXD | Serial data Output |
3 | RXD | Serial data Input |
4 | NC | Reserved |
5 | GND | Ground |
6 | NC | Reserved |
7 | NC | Reserved |
8 | NC | Reserved |
9 | NC | Reserved |
7． GPIO J7 （DB15 Female）
NO. | SYMBOL | COMMENT |
1 | Output1 | General outputs 1 |
2 | Output2 | General outputs 2 |
3 | Output3 | General outputs 3 |
4 | Output4 | General outputs 4 |
5 | Input1 | General Intput1 with Internal 47k resistor pulled-down to ground |
6 | Input2 | General Intput2 with Internal 47k resistor pulled-down to ground |
7 | Input3 | General Intput3 with Internal 47k resistor pulled-down to ground |
8 | Input4 | General Intput4 with Internal 47k resistor pulled-down to ground |
9 | TGIN | Trigger input with internal 10k resistor pulled-up to +5V |
10 | R+ | R+ in RS485 |
11 | R- | R- in RS485 |
12 | GND | Ground |
13 | NC | Normal-Close terminal of internal relay |
14 | NO | Normal-Open terminal of internal relay |
15 | CM | Common terminal of internal relay |
8．TNC Antenna Port( ANT1~ANT4) J8~J11
LED INDICATOR
Symbol | Comment |
POWER | Power on indicator |
RUN | Command-executing indicator |
TAG | Tag-detected indicator |
WIRELESS | WiFi active indicator |
ALARM | Alarm indicator |
1~9 | RSSI indicator |
MACHANICAL DATA（UNIT：mm）
ACCESSORY
Remark:
1. Specifications are subject to change, please pay attention to our latest version.
2. Shenzhen RoyalRay Science and Technology Co., Ltd. reserves the right to the final interpretation of the above terms.