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
Tíðni
Samskiptareglur
Tengimöguleikar
IP-einkunn
Mál
Þyngd
Aflgjafi
Lestrarhraði
Áætlað verð
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 er RFID tæki í iðnaðargráðu. Það starfar innan 865-868 MHz / 920-925 MHz / 902-928 MHz sviðsins og styður EPC Global UHF C1 Gen 2, ISO 18000-6C staðalinn, sem gerir það mikið notað í gegnum umsóknir um flutninga fyrirtækja.
Með IP-einkunn upp á IP53 býður það upp á vernd gegn ákveðnum umhverfisaðstæðum sem eru dæmigerðar í vöruhúsum eða bakherbergjum smásölu. Lesandinn notar PoE (optional), DC fyrir stöðuga frammistöðu, en hámarks lestrarhraði hans er 1,300+.
Í nútíma uppsetningum er samþætting við netið stærsta hindrunin. Þessi gerð býður upp á RS-232, RJ45, PoE (optional) valkosti til að flytja gögn aftur til miðlægra kerfa.
Hins vegar er stór flöskuháls með eldri Chainway vélbúnaði mikil áhersla á sértæka SDK (eins og LLRP) eða dýran þriðja aðila IoT millihugbúnað til að vinna hrá taggögn í þýðingarmikla viðskiptagreind.
Ef verkfræðiteymið þitt er að meta Chainway UR4, þá býður Nextwaves NR155 upp á mun betri skýjatengda arkitektúr. Eldri kerfi knýja eðlilega mikla fjárfestingu í gegnum læsingu á söluaðila og einkaeignarhugbúnaðarvistkerfi.
Nextwaves útilokar algjörlega þessa hindrun með því að veita staðlað MQTT REST API beint á tækinu. Hugbúnaðarþróunaraðilar þínir geta samþætt merkjalestur beint inn í sérsniðna ERP eða WMS bakenda þinn á dögum í stað mánaða, og algjörlega farið framhjá endurteknum leyfisgjöldum fyrir millihugbúnað.
Alternative architecture
Cloud-native MQTT/REST API innbyggt. Engir sértækir SDK, engin leyfi fyrir millihugbúnaði. Samþættu beint við ERP eða WMS þína á nokkrum dögum.
View Nextwaves NR155
Antennu tengi
4 x RP-TNC tengiLestrarhraði
Allt að 400 taggar/sekúnduÚttaksstyrkur
0–33 dBm (1dB skref)Net samskiptareglur
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.
