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Add increment and decrement buttons – Watlow Addendum to EZwarePlus User Manual

Page 20

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Add Increment and Decrement Buttons

This example assumes you have created a window in a project that is configured to communicate with a
Watlow Controller and that window is open in EZwarePlus.

To add a button that increments the set point:

1) On the Objects menu,

click Button then
choose Set Word.

2) Click the General tab.

3) In Description type

Increment Set Point.

4) For PLC name choose

Modbus RTU Master
or Modbus TCP/IP
Master
.

5) Click Setting…

6) For Device type

choose 4x.

7) For Address enter the

address of the User Set
Point for your
controller.

8) Select the data type for

the parameter in the
field below the
Address field.

9) Click OK.

10) In Attribute for Set

Style choose Press and
hold increment
(JOG++)
.

(015)

For this controller…

This
parameter…

Enter this
Address*…

Choose this
Data Type…

RMCxxxx-xxxxxxx

Closed Loop
Set Point
(Read/Write)

2501

32-bit Float

RMHx-xxxx-x1xx

5221

32-bit Float

PMxxxxx-xxxxxxx

2161

32-bit Float

STxx-xxMx-xxxx

22

32-bit Float

ST via RUI Gateway

2161

32-bit Float

Other Controllers

Consult the controller manual.

*These addresses have already been changed to the absolute form required
for EZwarePlus by adding 1 to the value listed in the Watlow manual. Enter
them as listed.

11) Set Inc. value to 1.

12) Set Upper Limit to 100 or a value that is safe for your controller’s set point.

13) Set JOG delay to 0.5 seconds.

14) Click the Shape tab.

15) Check Use shape.

Silver Series EM OIT

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Watlow Addendum