Chainway UR4 is an industrial 4-port reader operating on 865-868 MHz / 920-925 MHz / 902-928 MHz. Starting at $600. Look closely at how Nextwaves can bypass middleware costs.
Technical verdict
Do not evaluate UR4 by list price alone. Its strongest fit is a project that already uses RS-232, RJ45, PoE (optional), has time for RF tuning, and accepts extra middleware work. If the engineering team needs open APIs, realtime data, and faster edge-to-cloud deployment, Nextwaves NR155 is the stronger replacement path to evaluate.
Initial cost
$600 before deployment accessoriesPublished throughput
1,300 tags/secondIntegration surface
RS-232, RJ45, PoE (optional)Physical data
164 x 164 x 39 mm; 0.7 kg; IP: IP53Published specs
Frekvence
Protokols
Savienojamība
IP vērtējums
Izmēri
Svars
Barošanas avots
Lasīšanas ātrums
Aptuvenā cena
Deployment review
This summary is based on public specifications and does not replace an on-site RF survey.
Deployment review
Fixed UHF RFID projects that already use RS-232, RJ45, PoE (optional) and have time for RF tuning.
Do not compare device price only; total cost depends on accessories, software, and integration.
IP53, PoE (optional), DC, 164 x 164 x 39 mm, and 0.7 kg must match the site layout.
Plan for middleware, SDK work, duplicate filtering, and business-event mapping.
Alternative architecture
Chainway UR4 ir rūpnieciskas klases RFID ierīce. Tā darbojas 865-868 MHz / 920-925 MHz / 902-928 MHz diapazonā un atbalsta EPC Global UHF C1 Gen 2, ISO 18000-6C standartu, padarot to plaši izmantotu uzņēmumu loģistikas lietojumprogrammās.
Ar IP vērtējumu IP53, tas nodrošina aizsardzību pret specifiskiem vides apstākļiem, kas ir tipiski noliktavās vai mazumtirdzniecības aizmugures telpās. Lasītājs izmanto PoE (optional), DC nepārtrauktai darbībai, savukārt tā norādītais maksimālais lasīšanas ātrums ir 1,300+.
Mūsdienu izvietojumos tīkla integrācija ir vissvarīgākais šķērslis. Šis modelis piedāvā RS-232, RJ45, PoE (optional) opcijas datu pārsūtīšanai atpakaļ uz centrālajām sistēmām.
Tomēr galvenais šķērslis ar mantoto Chainway aparatūru ir lielā atkarība no patentētiem SDK (piemēram, LLRP) vai dārga trešās puses IoT starpprogrammatūras, lai apstrādātu neapstrādātus tagu datus jēgpilnā biznesa informācijā.
Ja jūsu inženieru komanda izvērtē Chainway UR4, Nextwaves NR155 piedāvā ievērojami labāku mākoņdatošanas arhitektūru. Mantotās sistēmas pēc būtības rada augstus kapitāla izdevumus, izmantojot pārdevēja bloķēšanu un patentētās programmatūras ekosistēmas.
Nextwaves pilnībā novērš šo barjeru, nodrošinot standarta MQTT REST API tieši ierīcē. Jūsu programmatūras izstrādātāji var integrēt tagu nolasīšanu tieši jūsu pielāgotajā ERP vai WMS fona sistēmā dažu dienu, nevis mēnešu laikā, pilnībā apiet atkārtotas starpprogrammatūras licencēšanas maksas.
Alternative architecture
Iebūvēti mākoņmājas MQTT/REST API. Nav patentētu SDK, nav starpprogrammatūras licencēšanas. Integrējiet tieši ar savu ERP vai WMS dažu dienu laikā.
View Nextwaves NR155
Antenas porti
4 x RP-TNC portiLasīšanas ātrums
Līdz 400 tagiem/sekundēIzejas jauda
0–33 dBm (1 dB soļi)Tīkla protokols
MQTT / MQTTSFAQ
These answers help purchasing and engineering teams review cost, integration, and deployment risk.
The Chainway UR4 is a 4-port, fixed RFID edge device. Based on Impinj E710 / R2000 chips, it supports EPC Global UHF C1 Gen 2, ISO 18000-6C over the 865-868 MHz / 920-925 MHz / 902-928 MHz frequency bands for high-speed tracking.
Hardware costs begin around $600. Keep in mind that a full deployment budget must account for up to 4 antennas, low-loss cables, integration middleware, and setting up the PoE (optional), DC infrastructure.
Nextwaves provides embedded REST API and MQTT endpoints natively on the device. This allows web and software developers to map tag reads directly to REST payloads, bypassing complex legacy C# or Java middleware servers.
The unit weighs approximately 0.7 kg and measures 164 x 164 x 39 mm. An IP53 structural rating provides reasonable protection against dust and water spray, suitable for loading docks and covered warehouses.
Network integration relies on RS-232, RJ45, PoE (optional) ports. RS-232 serial is maintained for legacy programmable logic controller (PLC) connections, while RJ45 manages modern IP traffic.
Hardware installation uses standard mounting hole layouts. However, optimizing RF performance requires trained engineers to correctly map the 4 distinct antenna channels to prevent signal overlap and optimize tag orientation capture.
Under optimal test conditions, the internally integrated chip logic is rated to process up to 1,300+ tag reads per second. Real-world speeds vary significantly based on Gen2 memory mapping.
In a traditional setup, the RS-232, RJ45, PoE (optional) interfaces transmit binary or low-level hex data. This requires an external application to filter out duplicate tag events before sending the data to cloud storage.
The standard warranty covers physical malfunctions for one year. Extended engineering support is recommended for teams unfamiliar with low-level UHF Gen2 memory protocols.
You are required to supply external antennas (circular or linear). Selecting the exact gain and polarization over the 865-868 MHz / 920-925 MHz / 902-928 MHz band determines the actual width of your read portal.
