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National Instruments FP-1000 manual

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Table of contents for the manual

  • Page 1

    FieldPoint ™ is a trademark of National Instruments Corporation. Product and company names are trademarks or trade names of their respective companies. 321697A-01 © Copyright 1997 National Instruments Corp. All rights reserved. July 1997 FP-1000 FieldPoint RS-232 Network Module Highlights • RS-232 interface to host computer • Built-in isolat[...]

  • Page 2

    2 DIN Rail Mounting NOTE: Terminal bases must be connected to the network module before applying power to the module. Do not connect or disconnect terminal bases while power is applied to the network module. The FP-1000 has a simple rail clip for mounting reliably onto a standard 35 mm DIN rail. To install the FP-1000 to the DIN rail, follow these [...]

  • Page 3

    3 4. Add terminal bases to the DIN rail with their local bus connectors firmly mated to the FP-1000 local bus connector. The FP-1000 is shipped with a protective cover over the local bus connector. Remove this protective cover, and place it over the local bus connector of the last terminal base in the stack. Figure 3 shows an installed FP-1000 netw[...]

  • Page 4

    4 Figure 4. RS-232 Connector Pinout Up to 24 additional FP-1001 network modules can be connected to this FP-1000 module by using the built in RS-485 repeater. This repeater makes the RS-485 port of the FP-1000 appear to the additional FP-1001 modules as if it were an RS-485 port of the host computer. The pinout of the RS-485 connector is shown in F[...]

  • Page 5

    5 These connections are shown in Figure 6. Figure 6. Typical Signal Connections with One FP-1000 Connected to Multiple FP-1001 Network Modules Figure 6 also shows the use of 120 Ohm termination resistors. An RS-485 network must be terminated at each end of the network, but not anywhere else. Termination resistors should be installed between the RX [...]

  • Page 6

    6 module is at address 22, and so on. A terminal base is assigned a network address whether an I/O module is inserted into it or not. Figure 7. Address and Baud Rate Switch Table 1 shows the possible switch positions and the corresponding address of the FP-1000. Table 1. Network Address Switch Settings Switch Positions 1-5 Network Module Address (D[...]

  • Page 7

    7 Switches 6-8 set the baud rate of the FP-1000. Table 2 shows the switch positions and the corresponding network baud rates. 70 200 80 210 90 220 100 230 110 240 120 Other Settings Not Allowed Table 2. Baud Rate Switch Settings Switch Positions 6-8 Network Module Baud Rate Switch Positions 6-8 Network Module Baud Rate 300 19200 1200 38400 2400 576[...]

  • Page 8

    8 Powering the FP-1000 NOTE: Terminal bases must be connected to the FP-1000, and the baud rate switch must be set, before power is applied to the FP-1000. An 11-30 VDC power supply is required by each FieldPoint stack. The network module filters and regulates this supplied power and provides power for all the I/O modules in the stack. Therefore yo[...]

  • Page 9

    9 Specifications Network ports ................................... 1 RS-232 port, 1 RS-485 repeater port Baud Rates ........................................ 300, 1200, 2400, 9600, 19200, 38400, 57600, 115200 (switch selectable) Communication parameters .............. 1 start bit, 8 data bits, 1 stop bit, No parity RS-485 isolation .................[...]

  • Page 10

    10 Mechanical Dimensions Figure 9 shows the mechanical dimensions of the FP-1000. Figure 9. Mechanical Dimensions 4.31 [109.5] 3.58 [90.9] 4.19 [106.4] FP1000.fm Page 10 Thursday, July 31, 1997 8:49 AM[...]

  • Page 11

    FP1000.fm Page 11 Thursday, July 31, 1997 8:49 AM[...]

  • Page 12

    FP1000.fm Page 12 Thursday, July 31, 1997 8:49 AM[...]