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1. Specifications
Models:
IC476A-F-R2
IC476A-M-R2
IC477A-F-R2
IC477A-M-R2
IC478A-F-R2
IC478A-M-R2
1
6
25
25
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5
Data Rate
Connectors
Transmission Format
Transmission Line
Transmission Mode
Range
Control Signals
Carrier
Surge Protection
RTS/CTS Delay
MTBF
Operating Temperature
CHAPTER 1: Specifications
1. Specifications
Contents
Main
FEBRUARY 1998 IC476A-F-R2 IC477A-M-R2 IC476A-M-R2 IC478A-F-R2 IC477A-F-R2 IC478A-M-R2
Async 232422/485 Converter
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CHAPTER 1: Specifications
1. Specifications
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CHAPTER 3: Configuration
Switch S1 Summary Table Position Function Factory Default
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CHAPTER 3: Configuration
Typical Switch Applications Switch Settings Point-to-Point Multipoint 4W 4W HDX 2W 4W 2W
4. Installation
4.1 Connection to the RS-485 Interface
Converter RS-485 (530) Device Signal DB25 Pin DB25 Pin Signal
NOTES
CHAPTER 4: Installation
Converter RS-485 Device
IMPORTANT!
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Converter Signal RS-485 Signal
IMPORTANT!
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APPENDIX A: RS-232C Pin Configurations
STANDARD DTE SETTINGDIRECTION DIRECTION
DIRECTION DIRECTIONSTANDARD DCE SETTING
Appendix A. RS-232C Pin Configurations