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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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B7AH-R6D53 数据表(PDF) 86 Page - Omron Electronics LLC |
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B7AH-R6D53 数据表(HTML) 86 Page - Omron Electronics LLC |
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86 / 121 page  DRT1-B7AC DRT1-B7AC 84 Communications Specifications Conformance with DeviceNet Communications method CSMA/NBA Maximum number of connecting nodes 64 max. (including the master) The maximum number of slaves that can be connected to the network is 63. Connection format Multi-drop, T-branching (main lines/branch lines), and branching (branch lines) Baud rate 125 Kbps/250 Kbps/500 Kbps (switchable) Communications distance Baud rate Max. network length Branch line length Total branch line length 500 Kbps 100 m max. 6 m max. 39 m max. 250 Kbps 250 m max. 6 m max. 78 m max. 125 Kbps 500 m max. 6 m max. 156 m max. Length of data packets 0 to 8 bytes Cables Cables conforming to DeviceNet standards (2 signal lines; 2 power supply lines: 2; 1 shield line) B7A Communications method Unidirectional, time-division multiplex Transmission distance 50 m max. (normal speed); 30 m max. (high speed) I/O delay time (see note) High speed: 3 ms, 5 ms max. (typical) Normal speed: 19.2 ms, 31 ms max. (typical) Number of ports 3 ports I/O connection format FA connector Number of I/O points 30 points (10 × 3 ports) Note: The I/O delay time is selected with a DIP switch. Nomenclature DRT1-B7AC DIP Switch 2 Pins 1 to 3: B7AC baud rate selection Pins 4 and 5: Not used. Pins 6 to 8: Setting for sending B7AC communications errors to Master Unit Indicators Communications Connector Connector for Power Supply to Internal Circuits B7AC Connector Mounting Hole DIP Switch 1 Pins 1 to 6: Node address Pins 7 and 8: Baud rate |
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