RAM 9931 Redlion Industrial Cellular RTU
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RAM 9931 Redlion Industrial Cellular RTU

Includes protocol gateways such as Digital and Analog I/O controller, Modbus RTU/TCP/ASCII, DNP3 Slave

 

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Signal Improvement Solutions (Cellular)
RAM 9931 Redlion Industrial Cellular RTU includes 2 antenna ports to attach external cellular antennas. See below for different options for high gain and high performance indoor and outdoor antennas to improve the signal strength and indoor coverage. Additionally, see below for RF bidirectional amplifiers/ distributed antenna systems/ repeaters/ small cells to further improve indoor coverage without directly attaching pigtail/ cable the device.
Pigtail for External Cellular Antenna

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Find other Device Pigtails

Cellular Repeaters/ Bi-Directional Amplifiers

Because the RAM 9931 Redlion Industrial Cellular RTU device has an external antenna port you could use the high gain external antenna kits above to boost your signal. However, if your outdoor signal is very weak, or you require a very long cable run to get from the outdoor antenna to the device (long runs lead to large signal loss) consider using an RF bidirectional amplifier/ repeater suitable for the supported bands and cellular operator to boost your indoor coverage:

LTE Antenna Boosters/ RF Bidirectional Amplifiers/ Repeaters/ Relays

Customize your solution

STEP 1: Determine what frequency bands your operator uses here, then click on the frequency band link to view the best ranked cellular antennas compatible with the frequency band that both your device and your cellular operator supports. Your RAM 9931 Redlion Industrial Cellular RTU operates on these frequency bands: LTE Band 2, LTE Band 4, LTE Band 5, LTE Band 13, LTE Band 17, LTE Band 25.

 

STEP 2: Determine the cable length you need from the outdoor antenna to the RAM 9931 Redlion Industrial Cellular RTU and configure your length here (select N-Male on both ends)

 

STEP 3: Determine if you need a lightning protection device. If you do, you will need a jumper cable.

 

STEP 4: Order the pigtail for your modem below:

 

STEP 5: If the pigtail's Connector 2 is FME-F you will need an N-Female/FME-F adapter to mate to the N-Male cable in step 2. Alternatively, select an N-Male/FME-M cable in step 2 above (more expensive and less re-usable) to avoid requiring this adapter.

 

Contact us if unsure about any of the steps above or for help configuring your coverage/speed improvement solution or visit our support website to learn more.

See below for other LTE antennas or contact us if you cannot find what you are looking for

Other LTE Antennas

Signal Improvement Solutions (Wi-Fi)
RAM 9931 Redlion Industrial Cellular RTU includes an antenna port to attach external Wi-Fi antennas. See below for different options for high gain and high performance indoor and outdoor antennas to improve the signal strength and indoor coverage.
Select from Popular Wi-Fi Antennas

Best 2.4/5 GHz Wi-Fi Replacement Antennas (Rubber Duck)

Best 2.4/5 GHz Wi-Fi Ceiling Dome Antennas

Best 2.4/5 GHz Wi-Fi Panel Antennas

Best 2.4/5 GHz Wi-Fi Omni Antennas

Vehicle Wi-Fi Antennas

Other WLAN Antennas

Pigtails & Connectors for Wi-Fi Antenna Ports

This device has an RPSMA-Female antenna port. To mate this port to an N-Male coaxial cable (or an antenna with an N-Male connector) use an RPSMA-Male to N-Female adapter as below:

RPSMA-Male to N-Female Adapter

See picture of RP-SMA ports

Search Other Adapters/ Connectors

WiFi Repeaters/ Extenders/ Relays

Because the RAM 9931 Redlion Industrial Cellular RTU device has an external antenna port, you could use the high gain external antenna kits above to boost your signal. However, if your access point is very far, or you need to reach a WLAN station that is very far, or you require a very long cable run to get from the antenna mounting location to the device (long runs lead to large signal loss) consider using other Wi-Fi signal extension solutions as indicated below.

Wi-Fi Coverage Extension Solutions

Wireless Site & Infrastructure Solutions

See below for wireless site components to integrate RAM 9931 Redlion Industrial Cellular RTU to your wireless infrastructure

Outdoor Radio Enclosure

Low loss RF Cables

Other Wireless Site Accessories

Power Solutions

See below for remote and backup power solutions for RAM 9931 Redlion Industrial Cellular RTU

Off-Grid Solar Solutions

Remote Power Solutions

Additional Device Support

Datasheet

Manual

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Reference Engr Drawings

    • Weight
      2.0000 lbs
    • RFWEL DevID
      RAM-9931
    • Manuf P/N
      RAM-9931
  • Brand/ Manuf
    Red Lion Controls
  • Device Type
    Data Acquisition, IoT Gateway (LTE-M), Industrial/ SCADA
  • Cellular Specifications
    • Cellular Bands
      LTE Band 25, LTE Band 17, LTE Band 13, LTE Band 5, LTE Band 4, LTE Band 2
    • Cell Antenna Port?
      Yes
    • Cell Antenna Port Type
      SMA-Female
    • # of Cell Antenna Ports
      2
    • Cell MIMO Order
      2
  • Wi-Fi Specifications
    • Wi-Fi Speed (Theoretical)
      150
    • Wi-Fi Standard
      Wi-Fi 4 (802.11n), 802.11g, 802.11b
    • Wi-Fi Band
      5 GHz, 2.4 GHz
    • Wi-Fi Antenna Port?
      Yes
    • # Wi-Fi Antenna Ports
      1
    • Wi-Fi Antenna Port Type
      RPSMA-Female
  • GPS Specifications
    • GPS Antenna Port Type
      SMA-Female
  • Electrical
    • Voltage Input Range
      8 to 30 V
    • Power (Watts)
      13.6
    • PoE?
      Yes
  • Mechanical
    • Outdoor Rating
      IP30
    • Weight (lbs)
      2
    • Dimensions (inch)
      5.2 x 5 x 2.75
    • Operating Temperature (degF)
      -40 to 158

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