168
Wiring for a CompoNet Network
Section E-3
Multidrop Connectors can also be used to connect the Slave Units in parallel.
E-3-2
Wiring Round Cable II
• The two communications signal lines and the two communications power
lines are connected in parallel between the Master Board or a Repeater
Unit and multiple Slave Units.
• A DCN4-TB4 Open Type Connector is used to connect the
communications cables to the Master Board or a Repeater Unit and to the
Slave Units.
• A 24-VDC communications power supply is connected to the
communications power supply connector on the Master Board or the
Repeater Unit.
• At the end of the network line, you must connect either a DCN4-TR4 Flat
Connector Socket with a DCN4-TM4 Terminating Resistor attached to it,
or a DRS1-T Terminating Resistor.
BDL
BDH
BS
−
BS+
BS
−
BS+
BS
−
BS+
BS
−
BS+
BDL
BDH
BDL
BDH
BDL
BDH
Master Board or
Repeater Unit
Open Type Connector
Open Type Connector
Terminating
Resistor (121
Ω
)
Communications
Slave Unit
Communications
power supply, 24 VDC
Commu-
nications
Communications
power supply, 24 VDC
Communications
power supply, 24 VDC
Communications
Slave Unit
Slave Unit
Содержание 3G8F7-CRM21
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Страница 10: ...x TABLE OF CONTENTS...
Страница 30: ...10 Specifications Section 1 7 1 7 3 Dimensions 3G8F7 CRM21 PCI unit mm 3G8F8 CRM21 CompactPCI unit mm...
Страница 46: ...26 Connecting the Communications Power Supply Cables Section 2 4...
Страница 74: ...54 Board Hardware Error Notification Section 4 8...
Страница 173: ...153 APPENDIX D Sample Program D 1 Sample Program 154...
Страница 230: ...210 Wiring for Power Supply Section E 5...
Страница 234: ...214 Index...
Страница 236: ...216 Revision History...
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