MU914 SENIOR UHF four-channel module
2.high power output: Max 33dbm (adjustable)
3.Reading speed: Tag query speed up to 300pcs/s
4.Antenna port: 4 SMA female ports
1、Product Features
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MU914 SENIOR UHF four-channel module |
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RF chip solution |
Purchasing imported high-performance chip solution design |
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high power output |
Maximum power 33dbm adjustable |
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fast card reading |
Tag query speed up to 300 tags/second |
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Large tag cache |
Up to 1000 96 bits EPC tags can be stored |
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Antenna interface |
4 SMA port |
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Simple communication |
TTL uart or SPI communication |
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GPIO communication |
1 set of GPI & 1 set of GPO, can control external devices |
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Support RSSI |
The uploaded data read from the tag will carry the RSSI value, which can be used as a reference to calculate and judge the distance |
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low power design |
3.6~5.5V, under the maximum transmission power, the power consumption is <6.9W (typical value) |
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Support multi-language development |
Support C#, Delphi, java, Python, VB and other language development |
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Support firmware remote online upgrade |
Special functional requirements can be completed through remote upgrades |
2.Product parameters
| MU914 SENIOR UHF four-channel module | |
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Support regional frequency |
Used globally（860~960MHz) / US FCC 902-928MHZ / EU ETSI 865.6—867.6MHZ /China SRRC-MII 920-925MHZ,840-845MHZ / South Korea KCC 917-920.8MHZ /Australia ACMA 920-926MHZ |
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protocol |
ISO18000-6C(EPC GEN2) |
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Module Receive Sensitivity |
-79dBm at 15dBm transmit power; -77dBm at 30dBm transmit power |
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Reading distance |
Up to 15 meters (depending on tag and antenna) |
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Card reading speed |
>300 sheets/sec (depending on tag and antenna) |
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tag cache |
1000 @96bitEPC tags (support cache and real-time two inventory modes) |
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RF output |
Independent read and write mode 13-33dBm, step 1dB; rate adjustment accuracy ±0.5dB (support DRM mode) |
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antenna connector |
4 SMA, support 4 independent antenna |
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Transmitter Spectrum |
Adjacent channel -30dBc, interval channel -60dBc (in line with domestic radio management regulations) |
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Antenna standing wave ratio |
Less than 1.5 is recommended |
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Communication Interface |
TTL Uart interface, baud rate 115200bps |
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SPI (up to 18Mbps） |
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GPIO interface |
3.3V 1 input 1 output |
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Connector |
15pin header, pitch 1.25mm, molex 53261-1571 |
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Tag RSSI |
support |
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Antenna Connection Detection |
support |
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Ambient temperature monitoring |
support |
2.2 Physical parameters
| MU914 SENIOR UHF four-channel module | |
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Operating Voltage |
3.6--5.5V |
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Working Mode Power Consumption |
Under the maximum transmit power, <6.9W (typical value) |
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Standby mode power consumption |
0.25W (idle wait state) |
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Sleep mode power consumption |
0.05W (sleep power saving) |
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logic level
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VIL -0.5 –0.8V |
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VIH +2 —3.3V |
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Operating temperature |
-40℃--+65℃ |
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storage temperature |
-45℃--+85℃ |
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Working humidity |
<95% (25℃) |
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Cooling method |
External cooling |
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product specification |
Size: 67*51.5*7.9mm / Weight: 69g |
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Single packing specification |
Size: 120*160*50mm / Weight: 82g |
3、Interface definition: 4 SMA female connector ( Can be used for external connection of different types of antennas)
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Panel Antenna |
cabinet antenna |
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near field antenna |
ceramic antenna |
4.Wiring definition
5、Product view
6. Interface Optional
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7、SENIOR series
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MU912 Card reading distance 0~15 meters Card reading speed 300 pieces/second Size 57*36.8*7.3mm |
MU914 Card reading distance 0~15 meters Card reading speed 300 pieces/second Size 67*51.5*7.9mm |
MU918 Card reading distance 0~15 meters Card reading speed 300 pieces/second Size 91*69.5*7.75mm |
8、Application
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