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Watlow Electric RUI/Gateway manual

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Table of contents for the manual

  • Page 1

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 1 FM 4/08 Configuring the EZ-ZONE ® RUI/Gateway 1. This White Paper is not m eant to be an exhaustive step-by-st ep discussion in configuring the RUI/Gateway, [...]

  • Page 2

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 2 FM 4/08 3. Some notables regarding the graphic above. In the steps that follow we are going to focus on four of the prompt s shown: a. Modbus ® Enable ( Mb;E[...]

  • Page 3

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 3 FM 4/08 9. Provide a name for the channel. 10. In this example the device driv er selected will be “Modbus Ethernet”.[...]

  • Page 4

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 4 FM 4/08 11. Select the appropriate hardware (network adapter) used on the network. 12. Next, select the appropriat e write optimization method.[...]

  • Page 5

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 5 FM 4/08 13. The next selection allows for multiple master s on the network. When mult iple masters exist on a network talking (reading & writ ing) to the [...]

  • Page 6

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 6 FM 4/08 15. Once the channel configuration is complete it is now time to configure a device (RUI/Gateway). 16. Select the Modbus ® driver.[...]

  • Page 7

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 7 FM 4/08 17. Recall that in steps 1-3 it was said that there ar e other configuration st eps that need to be addressed that are not covered in this paper. As a[...]

  • Page 8

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 8 FM 4/08 19. If communications fail between KEPServer EX and RUI/Gateway stop polling device. 20. Generate unique input / output (I /O) tags for the RUI/Gatewa[...]

  • Page 9

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 9 FM 4/08 21. Use the defaults for port number and IP protocol. 22. Use the defaults as shown.[...]

  • Page 10

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 10 FM 4/08 23. The graphic below sh ows the default Modbus ® word order which also represents the default Modbus ® word order for the RUI/Gateway (Low/High). [...]

  • Page 11

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 11 FM 4/08 25. KEPServerEX allows for impor ted tags via a text file. 26. Any tag returning an except ion error will no longer be polle d.[...]

  • Page 12

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 12 FM 4/08 27. This concludes the device (RUI/Gateway) configuration. 28. Tag creation. In step 5 some prompts were shown indicating fu rther explanation would [...]

  • Page 13

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 13 FM 4/08 each: PV1 of PM1 = 400361 (offset = 0) PV1 of PM2 = 405361 (offset = 5000) PV1 of PM3 = 410361 (offset = 10000) PV1 of PM4 = 415361 (offset = 15000) [...]

  • Page 14

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 14 FM 4/08 30. To create similar tags for PV2 - PV4 simply click on the duplicate ic on (circle) and change the fields accordingly (squares). 31. Once each of t[...]

  • Page 15

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 15 FM 4/08 said, look closely at the addresses given in defining the CLSP for each of the four PM controls. 33. In the screen shot above we now see a series of [...]

  • Page 16

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 16 FM 4/08 34. To better understand the follo wing discussion and examples download and read the section entitled “User Programmable Memory Blocks” found in[...]

  • Page 17

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 17 FM 4/08 36. In the screen shot that follows one can see t he factory defaults for the Assembly Definition Addresses (block of 80 words) as they are bei ng re[...]

  • Page 18

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 18 FM 4/08 38. Changing an element in the assembly is EZ. A new tag was created as shown below. Notice the address identified as well as the data type.[...]

  • Page 19

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 19 FM 4/08 39. The address shown above represents pointer 12 as shown in the EZ-ZONE ® PM Communications user manual under the s ub-heading of “User Programm[...]

  • Page 20

    RUI/Gateway & Modbus ® TCP Configuration & Programming Exampl e Using KEPServerEX 4.0 Watlow 1241 Bundy Blvd Winona, MN 55987 Telephone: 507-494-5656 © 2008 Watlow Electric Mfg Co 20 FM 4/08 42. Lastly, in the screen shot below, notice that the 12 th pointer has indeed been changed to Idle Set Point (circle) and the tag created to reflect[...]