Focus On The Research, Development, And Sales Of RFID Iot Reader Series Products
ZS-R704 4-Channel UHF RFID Fixed Reader powered by a high-performance NATIONRFID (Guoxin IoT) RFID chip and engineered for demanding fixed-installation applications. Supporting RS232, RS485 and RJ45 Ethernet interfaces — with optional Wi-Fi and Bluetooth — it integrates easily into access control, warehouse, logistics and asset management systems. The reader achieves a tag reading distance of up to 20 meters and group-reading speeds of more than 400 tags per second, with adjustable RF output power from 0～33dBm to match different antenna configurations and coverage requirements.
Key Features & Benefits
· Four Antenna Channels – Drive up to four external antennas for wide-area, multi-point coverage across portals, aisles and gates.
· High-Performance RFID Chip – Powered by NATIONRFID (Guoxin IoT) high-performance UHF RFID chip for stable, accurate reads.
· Long Read Range – Reads RFID tags from 0 to 20 meters, depending on antenna and tag configuration.
· Fast Group Reading – More than 400 tags per second for rapid bulk identification in high-traffic environments.
· Flexible RF Power – Adjustable output from 0～33dBm to balance read range and regional regulatory limits.
· Multi-Interface Connectivity – RS232, RS485 and RJ45 Ethernet as standard; Wi-Fi and Bluetooth available as options.
Applications
· Warehouse & Logistics – portal and conveyor tag reading for automated sortation and inventory
· Access Control & Parking – gate and lane vehicle identification
· Asset Tracking – fixed readers at chokepoints for continuous asset monitoring
· Retail & Inventory – aisle and shelf-level monitoring
Basic Parameters
Model | ZS-R704 |
Product Name | Fixed Four-Port UHF RFID Reader |
Color | Black |
Overall Dimensions | 224 × 117.2 × 33 mm |
Net Weight | 850 g |
Housing Material | Metal |
RF Performance Parameters
Frequency Range | 920–925 MHz; 902–928 MHz; 865–868 MHz |
Air Interface Protocol | ISO 18000-6C / E1G2; supports GB/T 29768 and GJB 7377.1 protocols (customization required) |
Port Output Power | 33 dBm ± 1 dB (MAX) |
Maximum Receive Sensitivity | −85 dBm |
Frequency Hopping Mode | Wide-spectrum frequency hopping (FHSS) or fixed frequency, software configurable |
Read/Write Performance
Continuous Tag Read Distance | 0 ~ 20 m, > 95% success rate over 100 consecutive reads (interference-free environment) (tested with an 8 dB antenna) |
Continuous Tag Write Distance | 0 ~ 7 m, > 90% success rate over 100 consecutive writes (tested with an 8 dB antenna) |
Tag Read Rate | 400 times/s |
Multi-Tag Processing Capability | 600 tags / 3 s |
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