User`s manual

Western Reserve Controls WRC-CANX-xx Series 3
PUB 14.0 User’s Manual
2
Figure 1-2 WRC-CANX-NEM-DN Series 3
1.1. Series 3 Specific Features
The Series 3 products provide enhancements over previous versions. Enhancements include:
• CAN 2A and 2B support
• Up to 1M Baud CAN bus operation available
• Jumper-selectable terminating resistors on-board the CANX
• Increased message internal buffers
1.2. Features
The WRC-CANX has the following features:
• Extends CAN-Bus cable lengths - trunk line or drop lines
• Allows bus operation at higher speeds for specific distances
• Expands the usable applications for CAN-Bus systems
• Operates at 125K, 250K and 500K baud on DeviceNet
• Operates up to 1M baud for other CAN protocols
• No configurable parameters
• Automatic baud rate selection
• No address selection required
• Isolates the two sides of the bus - 2500 volts
• Logically transparent to the Master and Slave devices on the bus
• DeviceNet; SDS; CAN, V2.0, Part A and Part B compatible
• Powered from the 24Vdc supplied by bus network or the user
•Two mechanical packages:
DIN rail mount: WRC-CANX-DIN
Sealed NEMA-4X enclosure: WRC-CANX-NEM
• 5-pin pluggable connection for the DIN mount unit
• 5-pin round mini-style connection for the NEMA mount unit
• Standard CAN chips manage bus error detection
• Standard CAN chips handle message bus contention