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Converter & Reapater Module
I-7520
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RS-232 to RS-485 Converter

Main Features

  • Auto switching baud rate, 300 115200 bps
  • 3000 VDC isolation protection at RS-232 side
  • ESD protection RS232/422/RS-485 data line
  • Transmission speed up to 115.2 Kbps
  • Power Inputs +10 +30V DC
  • Supports operating temperatures from "C25 +75 ¡æ
  • DIN-Rail
Specifications Ordering Information
Specifications

Interface

  • I-7520A Interface
    RS-232:TxD, RxD, GND
    RS-422/485 (The RS-422 and RS-485 couldn't be used simultaneously)
    RS-422: TxD+, TxD-, RxD+, RxD.
    RS-485: Data+, Data
  • I-7520 Interface
    RS-232:TxD, RxD, GND
    RS-485: Data+, Data
  • 2-wire cabling/4-wire cabling
    Belden 8941 (2P twisted-pair cable)/ Belden 8942 (4P twisted-pair cable),
    When different cables are used, the transmission distance may change
  • Transfer distance
    Max. 1,200 m for speed 9.6 K bps; Max. 400 m for speed 115.2 K bps
  • Supports Max devices
    Maximum of 256 devices(Without repeater).
  • Self-Tuner Asic inside
    Yes.
  • Speed
    300 115200 bps
  • ESD Protection
    Yes.
  • Isolation voltage
    3000 VDC at RS-232 side
  • Connection
    DB9(Female to RS-232); Removable 10-pin Terminal Block (For RS-422/485)

LED Display

  • 1 LED as Power/Communication Indicator

Power

  • Input Voltage Range
    +10 +30 VDC (Non-isolation)
  • Power Consumption
    0.05 A @ 24 V = 1.2 W, +/-5 %

Casing

  • Mechanical
    Plastic
  • Flammability
    UL 94V-0 materials
  • Dimensions
    122 mm x 72 mm x 33 mm
  • Installation
    DIN-Rail

Environment

  • Operating Temperature
    -25°C 75 °C
  • Storage Temperature
    -30°C 75 °C
  • Ambient Relative Humidity
    10% 90% RH, non-condensing
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