Westermo MA-49 User Manual download pdf

Omvandlare RS-232 – RS-422/485

Converter RS-232 – RS-422/485

Wandler RS-232 – RS-422/485

INSTALLATIONSANVISNING

INSTALLATION MANUAL

INSTALLATIONS ANLEITUNG

6049-2001

www.westermo.se

MA-49

Westermo Teleindustri AB • 1999 • REV. A

Galvanic

Isolation

Transient

Protection

Balanced

Transmission

Approved

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - INSTALLATIONS ANLEITUNG

Omvandlare RS-232 – RS-422/485Converter RS-232 – RS-422/485Wandler RS-232 – RS-422/485INSTALLATIONSANVISNINGINSTALLATION MANUALINSTALLATIONS ANLEITUNG

Page 2 - Specifications

8 6049-2001SpecificationsTransmission Asynchronous, full/half duplex or simplexInterface 1 EIA RS-232-C/RS-423-AITU-T V.24/V.1025-position D-sub femal

Page 3

96049-2001Selection of signalactivatingCTSdelaySwitch settingsThe MA-49 can through different switch settings be adapted to a variety of running condi

Page 4 - Connections

10 6049-2001ConnectionsLine connection(5-position screw-terminal)Direction Pin ITU-T V.24 Signal nameno. Circuit numberI 2 103 TD/Transmitted DataO 3

Page 5 - Line connection

116049-2001Transmission range (interface 2)Use twisted pair cable. Max transmission range 1 200 m. (cable specifications 0.3 mm2and capacitance 42 pF/

Page 6 - 12 6049-2001

12 6049-2001HintsThe MA-49 uses the RS-422/485 interface.RS-422/485 was designed for multidrop applications. When a system is installed it should form

Page 7 - OWN COMMENTS

136049-2001OWN COMMENTS.........

Page 8 - Block diagram

SGPower supply 1) 0 Ω resistors R52 is normally not mounted. A'B'ABShieldV.11/RS-422RS-485V.24/RS-232TDRTSDTRDCDCTSRDDSR2)70V1234PWRTD+5VDCD