iTRAX Remote Display4Part 1076079A 2007 Nordson CorporationTable 1 Terminal Block ConnectionsConnection FunctionP1-1 24 VDCP1-2 GroundP2-1 CAN High (C_H) (White Wire)P2-2 Shield (SHD)P2-3 CAN Low (C_L) (Blue Wire)P2-4 RS485 TXRX- (RS232: TXD) (TXRX-)P2-5 Shield (SHD)P2-6 RS485 TXRX+ (RS232: RXD) (TXRX+)P2-7 Open Collector Output (500 mA)Table 2 Jumper FunctionsJumper FunctionJP1 RS485 Termination Resistor in CircuitJP3 CAN Termination Resistor in CircuitRS485 Wiring and TerminationThe Remote Display communicates with a PRx Module using RS485 andthe MODBUS RTU protocol.Wire the RS485 serial cable to the terminal block in the Remote Display asshown in Figure 3. Refer to the PRx module manual for moduleconnections.Install JP1 jumper on both pins. This terminates the RS485 bus.CAN Wiring and Bus TerminationRecommended CAN CablesIf installing the Remote Display on a CAN bus with iTRAX Spray Monitors,the following CAN cables are recommended: Belden 9841 (2 wire, communications only) Belden 3084A (4 wire, power and communications)Refer to Figure 4 for suggested CAN bus configurations.Refer to the iTRAX Spray Monitor manual for connection instructions.