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RS-232 over RS-485/422

  • RS-232 to RS-485/422
  • RS-232 to RS-485/422
  • RS-232 to RS-485/422
  • RS-232 to RS-485/422
RS-232 to RS-485/422RS-232 to RS-485/422RS-232 to RS-485/422RS-232 to RS-485/422

RS-232 to RS-485/422

  • Model:ADM-2720
  • Baud rate: 300BPS-115.2KBPS
  • Power supply : DC9~48V
  • Protection: 15kV ESD protection
  • Product description: RS-232 to RS-485/422 converter, DC9~48V power supply, DIN rail installation.
  • INQUIRY
Product introduction
ADM-2720 is an isolated RS-232 to RS-422/485 bidirectional converter. It can extend RS-232 transmission distance and improve network performance. The design features of industrial application, DIN-rail installation, photoelectric isolation protection, DC24V power supply, are suitable for industrial environment. Your RS-232 device can easily access the industrial RS-422/485 network and do not need to do any hardware and software changes.

Product specification

Model:                         ADM-2720
Functions:             RS-232 to RS-485/422 Converter
Up Interface:              1-Port RS-232 (3 wire)
Down Interface:            1-Port RS-485/422
Isolation voltage:  Isolation voltage 1.5KV,600W Surge protection
RS-232 Trans distance:       10 meters (Max)
RS-485 Trans distance:      1000 meters (Max)
Data rate:                   300 to 115200 Bps
Interface protection:        15KV ESD Protection
RS-485 load capacity:         32 nodes (Max)
Power supply:            9 to 48VDC, 50mA @24V
Operation mode:  Full duplex / half duplex, automatic flow direction
Working temperature:           -20 ~ 75 ℃
Storage temperature:           -20 ~ 85 ℃
Working humidity:               5 ~ 90% RH
Shape size:               (L x W x H) 103x72x27mm

Interface definition

UP

Definition

DOWN

Definition

DB9(2)

RS-232(TXD)

T/R+

RS-485+ /RS-422TX+

DB9(3)

RS-232(RXD)

T/R-

RS-485- /RS-422TX-

DB9(5)

RS-232(GND)

RXD+

RS-422 RX+

RXD-

RS-422 RX-

GND

NC

VS-

POWER-

VS+

POWER+


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