EasyManua.ls Logo

Westermo MA-42 AC User Manual

Default Icon
8 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
Omvandlare RS-232 RS-422/485
Converter RS-232 RS-422/485
RS-232 RS-422/485 Wandler
INSTALLATIONSANVISNING
INSTALLATION MANUAL
INSTALLATIONS ANLEITUNG
6042-2002
www.westermo.se
MA-42 AC
MA-42 DC
©
Westermo Teleindustri AB • 1999 REV. A
Galvanic
Isolation
Transient
Protection
Balanced
Transmission
CE
Approved
Question and Answer IconNeed help?

Do you have a question about the Westermo MA-42 AC and is the answer not in the manual?

Westermo MA-42 AC Specifications

General IconGeneral
TypeMedia Converter
Data Rate10/100 Mbps
Fiber Optic ConnectorSC
Operating Temperature-40°C to +70°C
Weight0.3 kg
StandardsIEC 61850-3
Ports1 x 10/100BASE-TX, 1 x 100BASE-FX

Summary

Specifications

Transmission

Defines communication mode (full/half duplex, simplex).

Interface I

Specifies the RS-232-C/RS-423-A interface standard.

Interface 2

Specifies the RS-422/RS-485/CCITT V.11 interface standard.

Data Rate

States the maximum data transfer speed.

Indicators

Lists the status LEDs on the unit.

Insulation

Describes the galvanic insulation method.

Insulation Voltage

Specifies the voltage withstand rating.

Overvoltage Protection

Details the surge protection capabilities.

Power Supply

Describes the input voltage range and frequency.

Fuse

Specifies the fuse type and rating.

Power Consumption

States the maximum power draw.

Temperature Range

Defines the operating temperature limits.

Humidity

Specifies the acceptable humidity levels.

Dimensions

Provides the physical size of the unit.

Weight

States the unit's weight.

Mounting

Explains how the unit can be physically installed.

Switch Settings

Transmitter Control

Configuration of transmitter activation and signal control (DCD, CTS) using S2.

CTS Delay Setting

Setting the delay for the CTS signal using switch S2.

2- or 4-Wire Selection

Choosing between 2-wire and 4-wire communication modes using S3.

Factory Settings

Default switch configurations for the unit.

Termination and Fail-Safe

Configuring termination and fail-safe functions with switch S3.

Connections

Line Connection (Screw-terminal)

Details of the 5-position screw terminal line connection.

Terminal Connection (DCE)

Pinout and description for the RS-232 DCE connection.

Line Connection Diagrams

Illustrations of 4-wire and 2-wire line connections for RS-422/485.

Transmission Range (Interface 2)

Information on maximum transmission distance and cable specifications.

MA-42 DC Specifications

DC Specifications

Technical specifications specific to the MA-42 DC model.

DC Switch Settings

Reference to MA-42 AC switch settings for the DC model.

DC Connections

Connection details for the MA-42 DC, excluding power supply.

Hints and Troubleshooting

RS-422/485 Interface Usage

Guidance on multidrop applications and bus structure.

4-Wire System Slave Operation

Controlling slave transmitters using status signals (RTS/DTR).

LED Indicators

Explanation of the unit's LED indicators for troubleshooting.

Block Diagram

Related product manuals