Patton electronics 1020 User Manual Download Page 1

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USER
MANUAL

MODEL 1020
and 1020S

Synchronous Short
Range Modem with
Transformer Isolation

SALES OFFICE
(301) 975-1000
TECHNICAL SUPPORT
(301) 975-1007
http://www.patton.com

Part #07M1020-C
Doc. #041011UC
Revised 4/20/98

C E R T I F I E D

An ISO-9001

Certified Company

Summary of Contents for 1020

Page 1: ...20S Synchronous Short Range Modem with Transformer Isolation SALES OFFICE 301 975 1000 TECHNICAL SUPPORT 301 975 1007 http www patton com Part 07M1020 C Doc 041011UC Revised 4 20 98 C E R T I F I E D...

Page 2: ...d to provide reasonable protection from such interference in a commercial installation However there is no guarantee that interference will not occur in a particular installation If the Model 1020 doe...

Page 3: ...1020 has a crystal controlled internal clock Data rates are switch selectable from 1200 to 19 200 bps The Model 1020 s custom VLSI chip uses a separate filter for each data rate rather than a single...

Page 4: ...INTERFACE The Model 1020 supports data only communication between two RS 232 devices at distances to 11 miles and data rates to 19 2 Kbps There are two essential requirements for installing the Model...

Page 5: ...should be followed when using RJ 45 connectors or a combination of the two SIGNAL PIN COLOR COLOR PIN SIGNAL GND 1 Blue White 6 GND RCV 2 Yellow Red 4 XMT XMT 3 Green Black 5 RCV XMT 4 Red Yellow 2 RC...

Page 6: ...nnecting the shield at the computer end only A ground wire is not necessary for proper operation of the Model 1020 7 When you finish connecting the wires to the terminal block the assembly should rese...

Page 7: ...e closed Repeat the process for the other side This completes cable installation 4 2 CONNECTION TO THE RS 232 INTERFACE Once you have connected the twisted pair wires correctly simply plug the Model 1...

Page 8: ...RD Receive Data From Model 1020 4 RTS Request to Send To Model 1020 5 CTS Clear to Send From Model 1020 6 DSR Data Set Ready From Model 1020 7 SG Signal Ground 8 DCD Data Carrier Detect From Model 102...