IOVU-570M Panel PC
Page 21
Pin RS-232
RS-422
RS-485
6 DSR
7 RTS
TXD+
8 CTS
9 RI
Table 4-3: Serial Port Pinouts
Figure 4–6: Serial Port Pinouts
4.3.2.4 RS-485 Terminator Jumper Setting
NOTE:
A jumper is a metal bridge that is used to
close an electrical circuit. It consists of two
metal pins and a small metal clip with a
plastic cover. To CLOSE, connect the
jumper. To OPEN, leave the jumper off.
Enables a 120
Ω
resistor for an RS-485 network.
Pin Description
Open No
resistor
Closed 120
Ω
resistor
Table 4-4: Serial Port Terminator Settings
Summary of Contents for IOVU-570M
Page 2: ...IOVU 570M Panel PC Page ii Revision Date Version Changes 24 June 2009 1 00 Initial release ...
Page 8: ......
Page 9: ...IOVU 570M Panel PC Page 1 Chapter 1 1 Introduction ...
Page 13: ...IOVU 570M Panel PC Page 5 Chapter 2 2 Detailed Specifications ...
Page 18: ...IOVU 570M Panel PC Page 10 Chapter 3 3 Unpacking ...
Page 23: ...IOVU 570M Panel PC Page 15 Chapter 4 4 Installation ...
Page 40: ...IOVU 570M Panel PC Page 32 Appendix A A Certifications ...
Page 42: ...IOVU 570M Panel PC Page 34 Appendix B B Safety Precautions ...
Page 46: ...IOVU 570M Panel PC Page 38 Appendix C C Hazardous Materials Disclosure ...