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Hong Kong Safe Guard Co. Limited


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Wireless RS485 Transmitter Receiver
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Product: Views:74Wireless RS485 Transmitter Receiver 
Unit price: Negotiable
MOQ:
Quantity:
Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-10-30 20:49
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Details
Model Number: SG-304-2 Brand Name: SAFE GUARD Key Specifications/Special Features: Quick details:Brand Name: Safe GuardModel Number: SG-304Frequency: 150-450MHz(optional)RF power: 500mW
  • Voltage: DC12-14V
  • Current: 0.3A
  • Modulation: FSK/MSK
  • Ambient temperatures: -30 ~ +60
  • work mode: Half-duplex
  • Size: 190*100*95mm
  • Weight: 1.2 kg
  • Warranty: 1 year
  • Specifications:
    • Half-duplex work mode
    • Standard connection: RS-232/RS-485/TTL
    • Double phase-lock loop, double VCO structure
  • Special features:
    • Design based on the special use of the wireless voice transmission in the industrial automation field
    • High stability, good reliability and low power consumption
    • Facility for installation and maintenance, Flexible networking configuration, suitable for the field of multiple point but decentralization and complex geography environment
    • Metal shell, good shielding performance, providing frequency passage
    • Providing many MODEM communication protocols
    • To adapt different user structure, we can develop various size modules and offer sufficient technology support for client use the module and second development for free
    • Providing many MODEM communication protocols
  • Replacement:
    • Influence the second sale of products do not belong to the category of return within 30 days you get this product. Such as appearance injury, High-voltage fuse, Damp, Broken seals, soaking, and so on. Transportation costs of replacement, repairment, Paid by the buyer
  • Warranty:
    • One year free warranty, 3 months for spare parts. We only charge for replacement parts cost when exceed one year
  • Shipment:
    • Items are only shipped after all payments are received by DHL, UPS, FedEx and within 1~7 work day
    • Free shipping to select countries, please check carefully the shipping & packing in detail
    • For dispatching smoothly and safety, we have the final decision on the selection of shipping company
    • Please do kindly notice that there maybe a little difference in transportation time by the reason as climate, accident or other issues, sorry for not responsible for any reason of delays
  • Receiver system indicators
    Frequency range 400-470MHz
    Receiving sensibility ≤-119dBm (more than 12dB SINAD)
    Adjacent channel selectivity ≥65dB
    Intermediations rejection ≥65dB
    Clutter and images rejection ≥70dB
    Usable sensitivity ≤0.25μV (12dB SINAD)
    Current ≤ 50mA
    Audio output Audio output
    Distortion ≤3%
    Shipping Information:
    • FOB Port: Shenzhen
    • Lead Time: 3 - 5 days
    Main Export Markets:
    • Asia
    • Australasia
    • Central/South America
    • Eastern Europe
    • Mid East/Africa
    • North America
    • Western Europe
    Inquiry