Instructions

ix ADAM-6000 User Manual
Figure 8.21Online Monitoring Function..................................... 172
Figure 8.22GCL Execution Sequence ...................................... 173
8.6 Typical Applications with GCL............................................................... 173
Figure 8.23Ladder Diagram for On/Off Control ........................ 174
Figure 8.24GCL Logic for On/Off Control ................................. 174
Figure 8.25Time Chart for Sequence Control........................... 175
Figure 8.26GCL Logic for Sequence Control (Turns On in Se-
quence and Remains On)....................................... 175
Figure 8.27Time Chart for 12 Digital Inputs to 1 Digital Output 176
Figure 8.28GCL Logic for 12 Digital Inputs to 1 Digital Output. 176
Figure 8.29Time Chart for Flicker Applications......................... 177
Figure 8.30GCL Logic for Flicker.............................................. 177
Figure 8.31Time Chart for Rising Edge .................................... 177
Figure 8.32Ladder Diagram for Rising Edge ............................ 178
Figure 8.33GCL Logic for Rising Edge ..................................... 178
Figure 8.34Time Chart for Falling Edge.................................... 179
Figure 8.35Ladder Diagram for Falling Edge............................ 179
Figure 8.36GCL Logic for Falling Edge .................................... 179
Figure 8.37Time Chart for Sequence Control (Continuously Turn
On and Off in Sequence)........................................ 180
Figure 8.38GCL Logic for Sequence Control (Continuously Turn
On and Off in Sequence)........................................ 180
Figure 8.39GCL Logic for Event Trigger (Only Occurs Once).. 181
Figure 8.40Event Trigger Configuration (Only Occurs Once)... 181
Appendix A Design Worksheets .........................183
Appendix B Data Formats and I/O Ranges ........187
B.1 ADAM-6000 Command Data Formats .................................................. 188
Figure B.1 Request Comment Structure .................................. 188
Figure B.2 Response Comment Structure ............................... 188
B.2 ADAM-6000 I/O Modbus Mapping Tables ............................................ 193
Appendix C Grounding Reference......................223
C.1 Field Grounding and Shielding Application ........................................... 224
C.1.1 Overview ................................................................................... 224
C.2 Grounding ............................................................................................. 224
C.2.1 The Earth as a Reference......................................................... 224
Figure C.1 Thinking of the Earth as a Ground.......................... 224
C.2.2 Frame Grounds and Grounding Bars........................................ 225
Figure C.2 Grounding Bar ........................................................ 225
Figure C.3 Figure C.3: Normal and Common Mode................. 225
C.2.3 Normal Mode and Common Mode............................................ 225
Figure C.4 Normal and Common Mode ................................... 226
C.2.4 Wire impedance ........................................................................ 226
Figure C.5 High Voltage Transmission.................................... 226
Figure C.6 Wire Impedance ..................................................... 227
C.2.5 Single-Point Grounding............................................................. 227
Figure C.7 Single-Point Grounding .......................................... 227
Figure C.8 Single point grounding............................................ 227
C.3 Shielding ............................................................................................... 228
C.3.1 Cable Shield.............................................................................. 228
Figure C.9 Single Isolation Cable............................................. 228
Figure C.10Double Isolation Cable ........................................... 228
C.3.2 System Shielding ...................................................................... 229