ADAM-5511
E-9
Appendix E
1.5 Single Point Grounding
Figure E-7: Single point grounding. (1)
•
What’s Single Point Grounding?
Maybe you have had an unpleasant experience while taking a hot
shower in Winter. Someone turns on a hot water faucet somewhere
else. You will be impressed with the cold water!
The bottom diagram above shows an example of how devices will
influence each other with swift load change. For example, normally we
turn on all the four hydrants for testing. When you close the hydrant 3
and hydrant 4, the other two hydrants will get more flow. In other
words, the hydrant cannot keep a constant flow rate.
Single Point Grounding
Those devices will influence each other
with swiftly load change.
A D A M
4 0 1 4
A D A M
4 0 1 7
A D A M
4 0 2 1
A D A M
4 0 1 3
Power
Supply
+16
V
+18
V
+20
V
+22
V
+24
V
Summary of Contents for ADAM-5511
Page 1: ...1 Introduction ...
Page 2: ......
Page 19: ...0 Quick Start Chapter ...
Page 35: ...1 Introduction Chapter ...
Page 39: ...2 System Specifications Chapter ...
Page 45: ...3 Installation Guidelines Chapter ...
Page 57: ...4 I O Modules Chapter ...
Page 110: ...4 54 ADAM 5511 I O Modules This page inyrntionally left blank ...
Page 111: ...5 Programming and Downloading Chapter ...
Page 143: ...6 Function Library Chapter ...
Page 153: ...ADAM 5511 6 11 Chapter 6 ADAMdelay 1000 WDT_clear WDT_disable Remarks None ...
Page 161: ...ADAM 5511 6 19 Chapter 6 SetRTCtime RTC_hour hour Remarks None ...
Page 163: ...ADAM 5511 6 21 Chapter 6 printf nNode number Error Remarks None ...
Page 169: ...ADAM 5511 6 27 Chapter 6 write_user_ram 0 Remarks None ...
Page 171: ...ADAM 5511 6 29 Chapter 6 Remarks None ...
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Page 211: ...ADAM 5511 6 69 Chapter 6 Remarks None ...
Page 219: ...ADAM 5511 6 77 Chapter 6 Remarks None ...
Page 223: ...ADAM 5511 6 81 Chapter 6 printf start failed n Remarks None ...
Page 242: ...6 100 ADAM 5511 Function Library Remarks None ...
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Page 250: ...6 108 ADAM 5511 Function Library printf nAdam 4017 channel3 d data17 Remarks None ...
Page 252: ...6 110 ADAM 5511 Function Library printf nAdam 4018 channel3 d data18 Remarks None ...
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Page 260: ...6 118 ADAM 5511 Function Library printf nAdam 4080 channel2 d Idata80 Remarks None ...
Page 264: ...6 122 ADAM 5511 Function Library This page is blank ...
Page 297: ...A COM Port Register Structure Appendix ...
Page 301: ...B Data Formats and I O Ranges Appendix ...
Page 312: ...B 12 ADAM 5511 Data Formats and I O Ranges This page is blank ...
Page 313: ...C Examples on CD Appendix ...
Page 315: ...D RS 485 Network Appendix ...
Page 323: ...E Grounding Reference Appendix ...
Page 330: ...E 8 ADAM 5511 Grounding Reference Figure E 6 wire impedance ...