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XBeeŽ SX RF Modems

1-Watt industrial-grade 900 MHz RF modem with best-in-class range and power consumption for wireless cable replacement

Features

  • Adjustable output power up to 1-Watt achieves up to 65 mile range with high gain antenna
  • Interfaces options include RS-232, RS-485, USB, Analog I/O and Digital I/O
  • DigiMesh networking topology for redundancy and reliability
  • 256-bit AES encryption for secure data communications
  • Rugged metal enclosure and -40ş C to +85ş C operating temperature for industrial applications
  • Fully certified for use in free, unlicensed 900 MHz band

Specification

Digi XBee SX RF Modems
PERFORMANCE
INDOOR/URBAN RANGE Up to 18 km (11 mi)* at low data rate
OUTDOOR/RF LINE-OF-SIGHT RANGE Up to 105 km (65 mi)** at low data rate
TRANSMIT POWER Up to 30 dBm software selectable
RF DATA RATE (SOFTWARE SELECTABLE) Low data rate: 10 kbps; Middle data rate: 110 kbps; High data rate: 250 kbps
RECEIVER SENSITIVITY Low data rate: -113 dBm; Middle data rate: -106 dBm; High data rate: -103 dBm
RECEIVER IF SELECTIVITY Low data rate: 40 dB @ 250 kHz; 50 db @ 500 kHz
Middle data rate: 30 dB @ 250 kHz; 40 db @ 500 kHz
High data rate: 30 dB @ 500 kHz; 45 db @ 1000 kHz
RECEIVER RF SELECTIVITY Below 900 MHz and above 930 MHz: >50 dB
NETWORK AND SECURITY
FREQUENCY RANGE ISM 902 MHz to 928 MHz
SPREAD SPECTRUM Frequency hopping
SUPPORTED NETWORK TOPOLOGIES Mesh, Point-to-point, Point-to-multipoint, Peer-to-peer
MODULATION Gaussian Frequency Shift Keying (GFSK)
ENCRYPTION Optional 254-bit Advanced Encryption Standard (AES) cipher block chaining (CBC) Encryption
ANTENNA
CONNECTOR RPSMA
ANTENNA IMPEDANCE 50 Ω unbalanced
INPUT LEVEL AT ANTENNA PORT Maximum 6 dBm
POWER REQUIREMENTS
SUPPLY VOLTAGE RANGE 7-30 VDC
TYPICAL SUPPLY VOLTAGE 12 V
RECEIVE CURRENT 20 mA (@12V)
TRANSMIT CURRENT 300 mA (@12V)
SLEEP CURRENT 5 mA (@12V)
PHYSICAL PROPERTIES
SIZE 4.5 in x 2.75 in x 1.125 in (11.4 cm x 7 cm x 2.9 cm)
WEIGHT 5 oz (142 g)
DATA CONNECTION Female RJ-45 (RS232/485), 10-pin screw terminal (4 digital, 4 analog, GND, 12 VDC output), USB mini-B (configuration port)
OPERATING TEMPERATURE -40° C to +85° C (Industrial)
REGULATORY APPROVALS
FCC (U.S.A) MCQ-XBPSX
IC (CANADA) 1846A-XBPSX
C-TICK (AUSTRALIA) RCM
ROHS Compliant
ANALOG INPUTS
ABSOLUTE VOLTAGE RATING Maximum: 11 V; Minimum: -.05 V (each pin)
OPERATING INPUT RANGE Single-ended voltage mode: 0 - 10 VDC
Current loop mode: 4 - 20 mA
Differential voltage mode: ± 4 VCD
IMPUT IMDEDANCE Single-ended voltage mode: 13300 Ω
Current loop mode: 120 Ω
Differential voltage mode: ~1 MΩ
RESOLUTION 10 bits
ACCURACY .5% at 25º C
DIGITAL INPUTS
INPUT TYPE Non-inverting Schmitt trigger gate
POSITIVE-GOING SWITCHING THRESHOLD 2.5 V
NEGATIVE-GOING SWITCHING THRESHOLD 1 V
ABSOLUTE VOLTAGE RATING Maximum: 31 V; Minimum: -.05 V (each pin)
IMPUT IMDEDANCE ~1 MΩ
DIGITAL OUTPUTS
OUTPUT TYPE Open collector sinking driver
MAXIMUM SINK CURRENT 200 mA
MAXIMUM SUPPLY VOLTAGE 31 V (for external pull-up resistor)
RESISTOR PULL-UPS 10 kΩ pulled up to 3.3 VDC

Have Questions? Call +603 7887 6820 or email sales@anewtech.com.my