Specifications

Antenna Connector: Reverse Polarity SMA (RPSMA) jack (female)

Radio Type

  • RF407, RF412, and RF427: Frequency-Hopping Spread-Spectrum (FHSS)
  • RF422: SRD860 Radio with Listen Before Talk (LBT) and Automatic Frequency Agility (AFA)

Frequency

  • RF407: 902 to 928 MHz (US, Canada)
  • RF412: 915 to 928 MHz (Australia, New Zealand)
  • RF422: 863 to 870 MHz (Europe, Middle East, and Africa)
  • RF427: 902 to 907.5 MHz/915 to 928 MHz (Brazil)

Transmit Power Output (software selectable)

  • RF407 and RF412: 5 to 250 mW
  • RF422: 2 to 25 mW
  • RF427: 5 to 250 mW

Channel Capacity

  • RF407: Eight 25-channel hop sequences sharing 64 available channels.
  • RF412: Eight 25-channel hop sequences sharing 31 available channels.
  • RF422: Ten 30-channel hop sequences (default), software configurable to meet local regulations; 10 sequences for reducing interference through channel hop.
  • RF427: Eight 25-channel hop sequences sharing 43 available channels.

Receive Sensitivity

  • RF407, RF412, and RF427: –101 dBm
  • RF422: –106 dBm

RF Data Rate

  • RF407, RF412, and RF427: 200 kbps
  • RF422: 10 kbps

General

  • Dimensions: 11.1 x 6.9 x 2.7 cm (4.4 x 2.7 x 1.1 in)

  • Weight: 136 g (4.8 oz)

  • Two-piece aluminum case, black anodized

Current required

  • Average transmit

    • RF407, RF412, and RF427: < 80 mA (250 mW TX power)

    • RF422: < 25 mA (25 mW TX power)

  • Receive

    • 15 mA

  • Idle

    • <0.5 mA (depending on power-saving mode)

RF422: LBT + AFA compliance and performance

  • Complies with ETSI duty cycle requirements. Radio communications effective duty cycle = (number of channels × 100) / 3600.

  • Channel spacing: 100 kHz

  • Receiver bandwidth: 150 kHz

  • Modulation bandwidth: < 300 kHz

  • LBT threshold: < –88 dBm

  • TX on time: < 1 s

Power

  • Powered over CS I/O or 2.5 mm DC power jack

  • Input voltage: 9 to 16 VDC

Maximum nodes in network

  • RF407, RF412, and RF427: 50
  • RF422: 20

Connections

  • USB:

    • USB Type-B jack

    • Can draw enough power for normal operation from standard USB host

  • RS-232:

    • 9-pin, socket (female)

    • 1200, 4800, 9600, 19200, 38400, 57600, and 115200 baud rates supported

  • CS I/O:

    • 9-pin, pin (male)

    • Provides power connection from data logger for normal operation

    • Supports SDC (7, 8, 10, 11) and modem enable (ME) master communications modes

    • Does not support ME peripheral mode

Diagnostics

  • LEDs: TX/PWR (transmit/power), RX (receive)

  • Received signal strength indicator (RSSI) for last packet

Operating temperature

  • Standard: –40 to 70 °C

Configuration

  • Device Configuration Utility via USB

Compliance

  • RF407:

    • United States FCC Part 15.247: MCQ-XB900HP

      View the Declaration of Conformity at www.campbellsci.com/rf407 

    • Industry Canada (IC): 1846A-XB900HP

    • Mexico Federal Telecommunications Institute

    • IFT# RCPDIXB15-0672-A1

  • RF412:

    • ACMA RCM

    • United States FCC Part 15.247: MCQ-XB900HP

    • Industry Canada (IC): 1846A-XB900HP

  • RF422:

  • RF427:

    • This device complies with Brazil ANATEL standards in Resolution No. 506. The operating frequencies are 902 MHz to 907 MHz and 915 MHz to 928 MHz. View the Certificate of Conformity at www.campbellsci.com/rf427 .