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Home > Products > Wireless Modem > RS485 Wireless Modem > Wireless Modem With RS485 At 8000bps Air Rate
Wireless Modem With RS485 At 8000bps Air Rate
  • Wireless Modem With RS485 At 8000bps Air Rate

Wireless Modem With RS485 At 8000bps Air Rate

    Payment Type: T/T
    Incoterm: FOB
    Min. Order: 2 Set/Sets
    Delivery Time: 9 Days

Basic Info

Model No.: GDW480

Application: Industrial, Civilian

Certification: ISO

Style: Sky Wave

Condition: Used

Standard: Standard

Screen: With Screen

Additional Info

Packaging: Environmentally friendly paper packaging

Productivity: 10000 sets / year

Brand: PuFangTech

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 20000 sets / year

Certificate: SO9001 certification

Port: Shenzhen

Product Description



GDW480 is a flexible wireless data communication module which makes it a suitable unit for various RS485 connectivity uses. It operates in VHF or UHF bands with over the air rate 8000bps.

GDW480 meets both the technical and economical requirements set on wireless communications in a number of SCADA system applications, including remote meter reading (like gas, electricity, heat), Remote control of irrigation systems, remote control of distribution, environmental monitoring, and oil data acquisition and control systems.



8kbps Wireless Modem


Specifications

1. General

(1) Operating frequency range: 400 to 420 MHz

(2) Channel spacing: 25 KHz

(3) Number of channels: 16

(4) ANTENNA IMPEDANCE: 50 Ohm unbalanced

(5) OPERATING TEMPERATURE: -40 to +70℃

(6) FREQUENCY STABILITY TCXO: ±1.5ppm

(7)OPERATIONVOLTAGERANGE: 12V DC ( 11Vdc to 14.5V DC)

(8) STAND-BY CURRENT: 85mA

2. TRANSMITTER

(1) RF OUTPUT POWER: 1.5W to 8W programmable

(2) OUTPUT 2ND HARMONIC: less than –65dB

(3) SPURIOUS EMISSIONS: less than 0.25uW (30MHz to 1GHz)

(4) MAXIMUM FREQUENCY DEVIATION: ±5KHz

(5) REFERENCE OSCILLATOR: TCXO

(6) RF IMPEDANCE: 50 Ohm unbalanced

(7) CURRENT DRAIN: 6.0A @25W output power

(8) FM HUM AND NOISE RATIO: greater than –50dB

(9) AUDIO FREQUENCY DISTORTION: 3% 1KHz for 3KHz deviation

(10) AUDIO FREQUENCY RANGE: 300Hz to 3400Hz ±2dB

(11) TRANSMITTER ATTACK TIME: less than 10ms

2. RECEIVER

(1) TYPE OF RECEIVER:Crystalcontrolled double, super heterodyne

(2) INTERMEDIATE frequency: 45MHz(1st IF), 455KHz(2nd IF)

(3) SENSITIVITY: Better than 0.2uV @12dB SINAD

(4) SQUELCH SENSITIVITY: 0.1uV to 1uV programmable

(5) ADJACENT CHANNEL SELECTIVITY: greater than –70dB

(6) SPURIOUS AND IMAGE REJECTION: greater than –65dB

(7) OUTPUT AUDIO DISTORTION: 3% at 1KHz for ±5KHz deviation

(8) FM HUM AND NOISE RATIO: greater than 40dB

3. Data and Interface

(1) MODULATION: MSK

(2) AIR RATE: 8000bps programmable

(3) INTERFACE BAUD RATE: 1200 / 2400 / 4800 / 9600bps programmable programmable

(4) INTERFACE DATA BIT: 8 bit

(5) INTERFACE PARITY BIT: None / Even / Odd

(6) INTERFACE STOP BIT: 1 bit


Looking for ideal Flexible Wireless Data Modem Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the RS-485 RF Wireless Modem- are quality guaranteed. We are China Origin Factory of 8kbps Wireless modem. If you have any question, please feel free to contact us.

Product Categories : Wireless Modem > RS485 Wireless Modem

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