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485HF9
User Manuals: Amplicon 485HF9 RS232 RS485 Converter
Manuals and User Guides for Amplicon 485HF9 RS232 RS485 Converter. We have
1
Amplicon 485HF9 RS232 RS485 Converter manual available for free PDF download: Instruction Manual
Amplicon 485HF9 Instruction Manual (25 pages)
PLUG-IN SIGNAL LEVEL ADAPTOR 9 PIN RS-232 TO RS-422/485
Brand:
Amplicon
| Category:
Adapter
| Size: 0 MB
Table of Contents
Table of Contents
3
1 Introduction
4
General Description
4
Technical Features
4
What the Package Contains
5
The Amplicon Warranty Covering the Model 485HF9 Adaptor
5
Contacting Amplicon Liveline Ltd for Support or Service
6
Technical Support
6
Repairs
6
2 Installation Instructions
7
Requirements of Host Equipment
7
Connections to Model 485HF9 Adaptor
7
RS-232 Connections on 9 Way D Connector
7
RS-232 Connections
7
RS-422/485 Connections on 8 Way Pluggable Terminal Strip
8
Configuration of Model 485HF9 Adaptor Options
8
RS-422/485 Connections
8
Configuration Options
9
Power Requirements
10
Power Supply Connections for Single 485HF9 Adaptor
10
Connecting the Amplicon Mains Adaptor
11
Full Duplex / Half Duplex Operation
11
Power Connections for Multiple Model 485 Adaptors
11
Selection of Full/Half Duplex
12
Selection of Transmit Enable Control Signal
12
Connections for Full and Half Duplex Operations
12
Selection of Local Echo On/Off in Half Duplex Operation
13
Transmission Line Termination
13
External Transmitter Enable Connections
13
Network Biasing Resistors
14
Software Installation
15
Installation Testing
15
3 Application Information
16
Applicable Standards
16
RS-232 Application Notes
16
Electrical Levels
17
9/25 Way Adaptors
17
RS-422/485 Application Notes
17
DTE Adaptor - 9 Way to 25 Way
17
RS-422/485 Parameters
18
Cabling of RS-422/485 Bus
18
RS-232/422/485 Parameters
18
Multi-Drop Applications
19
RS-422 Connected in Broadcast Mode
19
Bus Termination
20
RS-485 Connected in Multi-Drop, Half Duplex Mode
20
4 Testing and Troubleshooting
21
Basic Testing and Fault Isolation
21
Testing with the Application Software
21
Loop-Back Testing Using a Simple BASIC Program
21
Terminal Links for Loop-Back Test
21
5 Technical Information
23
Technical Specification
23
Electrical Specification
23
Physical/Environmental Specification
23
Optional Accessories
24
Mains Adaptor Power Supply
24
Universal Mains Adaptor Power Supply
24
Model 485HF9 Circuit Schematic
24
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