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Western Reserve Controls

WRC-CANR-DF-DN and –SM User’s Manual

PUB 14.2

Revision 4.03

15

Linear Bus Topology - extended fiber drop

Terminator

Terminator

Terminator

Terminator

Tap

Tap

Nodes

Nodes

Drop Line

Drop Line

Zero Drop

Zero Drop

Short Drops

Short Drops

Fiber Extender

Fiber Extender

Fiber Extender

Fiber Extender

2.2km Fiber

Figure 5-1 CANR-DF on a drop line

Linear Bus Topology - multiple fiber drops

Terminator

Terminator

Terminator

Terminator

Taps

Taps

Nodes

Nodes

Drop Line

Drop Line

Zero Drop

Zero Drop

Short Drops

Short Drops

Fiber Extender

Fiber Extender

Fiber Extender

Fiber Extender

2.2km Fiber

Fiber Extender

Fiber Extender

Fiber Extender

Fiber Extender

Figure 5-2 CANR-DF on multiple drop lines

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Содержание WRC-CANR-DF-DN

Страница 1: ...WRC CANR DF DN and WRC CANR DF SM Series IV CAN Bus Fiber Optic Bus Extender User s Manual Revision 4 03 Western Reserve Controls Inc...

Страница 2: ...equential damage resulting from the use of this manual Document PUB 14 2 Rev 4 03 January 2012 Copyright 1998 2012 WRC Western Reserve Controls Inc 1485 Exeter Road Akron OH 44306 330 733 6662 Phone 3...

Страница 3: ...LING AND CONFIGURATION 9 4 5 1 Cable Lengths 9 4 5 2 Network Termination 10 4 5 3 CAN Bus Connection Wiring 11 4 5 4 Alternate Connector Options 12 4 6 FIBER CABLE 13 5 OPERATION 14 5 1 APPLICATION NO...

Страница 4: ...NETWORK MAXIMUM LENGTHS SDS 10 TABLE 4 8 TERMINATING RESISTORS 11 TABLE 4 9 DEVICENET CABLE SPECIFICATIONS 12 TABLE 4 10 SDS CABLE SPECIFICATIONS 12 TABLE 6 1 ADDITIONAL WRC PRODUCTS AVAILABLE FROM PR...

Страница 5: ...DeviceNet to provide higher speed baud rates for a given network length to extend the length of the drop cable e g longer drops than 6 m for DeviceNet to provide 2600V electrical isolation between th...

Страница 6: ...k or the user Sealed NEMA 4X enclosure Standard round mini style M18 connector with male pins for copper cable For WRC CANR DF DN Standard Fiber Optic ST female connector 62 5 125 m technology For WRC...

Страница 7: ...us Fiber optic extenders especially useful for outdoor applications Extender Extender Host PLC Host PLC Extender Extender Up to 2 2 km Figure 1 1 Typical fiber optic bus extension application 1 4 Refe...

Страница 8: ...N Bus Extender 6 The CANR DF Extender will undergo its initialization sequence flashing the LEDs After approximately 5 seconds the Module Status LED labeled MS will go on solid green and network LEDs...

Страница 9: ...ce Woodhead 1R5006A17A120 male pins male threads CAN Bus Cable See accessories list Fiber Optic Cable For WRC CANR DF DN 62 5 125 m multi mode ST termination For WRC CANR DF SM 9 125 m single mode ST...

Страница 10: ...provide visual status information to the user about the product and the DeviceNet network The LED s definitions are summarized as follows and more thoroughly in the tables below in Table 4 1 Table 4...

Страница 11: ...lid message to fix the baudrate Green On line WRC CANR is operating normally and receiving messages Flashing Red CAN controller buffer overflow There is more traffic on the network than the system can...

Страница 12: ...minated when data is actively transmitted out to the fiber link 4 3 DIP Switch Settings The WRC CANR DF has an 8 pole DIP switch Switch positions 1 4 are used to set the baud rate of the CANR on which...

Страница 13: ...OPEN CLOSED OPEN CLOSED Fixed 1M OPEN CLOSED OPEN OPEN Fixed Remote OPEN OPEN OPEN OPEN Takes baud rate from the opposite end device If both sides are remote Autobaud from either side Autobaud ALL OT...

Страница 14: ...2 Network Termination A CAN Bus system must be terminated at each end of a copper trunk line The host controller and the last node device or WRC CAN Bus Extender on the network must always be terminat...

Страница 15: ...the jumper plug at W1 Some specifications for the terminating resistor are Table 4 8 Terminating Resistors DeviceNet SDS 121 ohm 120 ohm 1 metal film 2 1 4 watt 1 4 watt Important Per the DeviceNet a...

Страница 16: ...2 V Brown 3 GND Blue 4 CAN_H Black 5 CAN_L White Table 4 10 SDS cable specifications 4 5 4 Alternate Connector Options Cable sets may be purchased from an appropriate vendor or custom made Turck supp...

Страница 17: ...t are capable of operating 62 5 125 m multi mode cable a distance of 2200 meters They use ST connectors The Series IV WRC CANR DF SM can operate with 9 125 m single mode fiber optic cable Two fiber ca...

Страница 18: ...s of both units by observing just one of them Also the CANR allows you set up the baud rate for both units from just one See the section on switch settings 4 3 above for more details 5 1 Application N...

Страница 19: ...s Fiber Extender Fiber Extender Fiber Extender Fiber Extender 2 2km Fiber Figure 5 1 CANR DF on a drop line Linear Bus Topology multiple fiber drops Terminator Terminator Terminator Terminator Taps Ta...

Страница 20: ...Western Reserve Controls WRC CANR DF DN and SM User s Manual PUB 14 2 Revision 4 03 16 Figure 5 3 Sample CANR DF Setup...

Страница 21: ...DIN C7 DeviceNet CANopen Extender NEMA box WRC CANX NEM DN DeviceNet CANopen Extender Fiber Optic NEMA box ulti mode fiber WRC CANR DF DN DeviceNet CANopen Extender Fiber Optic NEMA box single mode fi...

Страница 22: ...s or spare parts or as complementary devices as a part of your DeviceNet system Part WRC P N Equivalent Mfr Part Number CANX NEM Cable n a Various manufacturers Mini Style Connector Examples Cable ass...

Страница 23: ...in autobaud and is waiting for a valid message to fix its baud rate Possible Solutions 1 Network cables are broken or disconnected 2 Network is not properly terminated 3 All devices have stopped tryi...

Страница 24: ...R does not see CAN messages on the network 2 Network does not have a terminating resistor Add a 121 ohm resistor across the CAN_H and CAN_L signals at the first and last nodes 3 Network cable is broke...

Страница 25: ...twork circuit With jumpers W1 the CANR puts a 121 ohm resistor across the CAN_H and CAN_L lines on sub network side A See Section 4 5 2 and Table 4 8 for the location of this jumper 8 3 Operation and...

Страница 26: ...any CAN baud rate o This significantly increases opportunities for applications requiring longer range network extension than can be accomplished using single mode fiber Additional diagnostics o As wi...

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