Yokogawa Data Acquisition with PID Control CX2000 - Manual (Page 250)

9-17
IM 04L31A01-17E
9
Green Series Communications
9.6 External Loop Setting > Tuning Setting
Explanation
You can set up to 21 turning parameters.
Note
To set various setup information by executing “Auto setting” on the External loop setting (Tuning
setting) display, the serial interface and Modbus master settings must be ready. Set the serial
interface and the Modbus master function and save the settings by pressing the [End] soft key
on the basic setting menu. Then, return to the External loop setting (Tuning setting) display and
execute “Auto setting.”
Selecting the Loop Number
Select the external communication loop number for setting the tuning parameters from
the following:
Ext1 to Ext16 (Ext1 to Ext4 on the CX1000)
Executing Auto Setting
• When the connecting model is UT Series
• The detail information (item ID, item name, register address, decimal point
position, high and low limits of value range) of tuning parameters is set
automatically according to the various information that was read automatically
on the External loop setting (Basic setting) display.
• The detail setup information can also be entered using the operation keys.
• The register addresses are set automatically also by executing [Auto reading]
on the External loop setting (Basic setting) display.
• For the types of tuning parameters and item IDs, see the next page.
• If the tuning item is set to “ETC,” set the detail information (item name, register
address, decimal point position, and high and low limits of the value range)
using the operation keys.
• When the connecting model is “ETC”
Automatic setting is not possible. The only tuning item you can set is “ETC.” Set
the detail information items (item name, register address, decimal point position,
and high and low limits of the value range) using the operation keys.
Turning On/Off the Tuning Parameters
• On
The item name of each tuning parameter is displayed, you can display and set
(correct) the detail information.
• Off
The item name of each tuning parameter is not displayed. Detail information is
also not displayed.