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SA2 - RS422/RS485 Interface Adapter

SA-Adapter

The SA2 is a 1-channel RS422/485 half/full duplex interface adapter with optical isolation.

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  • SA2 Product ImageSA2 RS422/RS485 SA-Adapter
  • SA2 Product Image

Main Features

  • 1 RS422/485 channel
  • Optically isolated
  • Shielded 9-pin D-Sub connector
SA2 Product Image

Technical Data

Universal Concept
  • 2 data lines
  • 2 power supply lines
Interface Type
RS422/RS485, half/full duplex, optically isolated
Interface Compliance
  • RS422A
  • CCITT V.11
  • RS485
Peripheral Connections
Via front panel on a shielded 9-pin D-Sub receptacle connector
Installation
  • As a piggy-back board directly on a CPU board
  • Via ribbon cable
Electrical Specifications
  • Isolation voltage:
    • 500V DC
    • Voltage between the connector shield and isolated ground is limited to 180V using a varistor; AC coupling between connector shield and isolated ground through 47nF capacitor
  • Supply voltage/power consumption: +5V (4.85V..5.25V), 220mA typ.
  • MTBF: 1,300,000h @ 50°C (derived from MIL-HDBK-217F)
Mechanical Specifications
  • Dimensions: 32mm x 42mm
  • Weight: 18g
Environmental Specifications
  • Temperature range (operation):
    • 0..+60°C or -40..+85°C (screened)
    • Airflow: min. 10m³/h
  • Temperature range (storage): -40..+85°C
  • Relative humidity (operation): max. 95% non-condensing
  • Relative humidity (storage): max. 95% non-condensing
  • Altitude: -300m to + 3,000m
  • Shock: 15g/11ms
  • Bump: 10g/16ms
  • Vibration (sinusoidal): 2g/10..150Hz
Safety
PCB manufactured with a flammability rating of 94V-0 by UL recognized manufacturers
EMC
Tested according to EN 55022 (radio disturbance), IEC 61000-4-2 (ESD) and IEC 61000-4-4 (burst)

Options

Operating Temperature
  • Depends on system configuration
  • Maximum: +85°C
  • Minimum: -50°C
Some of these options may only be available for large volumes.
Please ask our sales staff for more information.

Ordering Information

Standard SA2 Models
08SA02-00

RS422/485, half duplex, optically isolated, 0°C to +60°C

08SA02-01

RS422/485, full duplex, optically isolated, 0°C to +60°C

08SA02-07

RS422/485, full duplex, optically isolated, -40°C to +85°C screened

08SA02-09

RS422/485, half duplex, optically isolated, -40°C to +85°C screened

08SA02-27

RS422/485, full duplex, optically isolated, -50°C to +85°C screened, conformal coating

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