Simplicity Synergy X9 Specifications download pdf (Page 235)

Synergy Nano Technical Manual, Revision -

Page 235

14.2 Configuring Cascade Software

14.2.1 General

Several settings and parameter options should be configured before using Cascade software. T

his is

especially important when you are switching between single loop control and cascade control. In addition

your PIDs will usually require additional tuning, especially with the Cascade Proportional Band setting. The

PID / Parameter Option Chart below shows the recommended and default settings for Cascade algorithm.

PID / Parameter Option Chart

PID Parameter Recommended Default

Cascade Enabled Enabled Disabled

Cascade Sensor Select As required 120, RTD2

Cascade High Limit (Temp) 200 200

Cascade Low Limit (Temp) -100 -100

Cascade Proportional Band 7.0 7.0

Cascade Reset 0.02 0.02

Cascade Rate 0.00 0.00

Cascade Rate Band 0.00 0.00

Heat Proportional Band 14.0 7.0

Cool Proportional Band 10.0 5.0

In order to view and change the Cascade PID / Parameter settings, press the SETUP Screen Navigation key

and go to the screen below. For Inner Loop settings, go to the PID Settings\PID Ch1\Heat or Cool folder.

Cascade Setup Folder

♦ PID Folder: Cascade PID loop settings.

(Sect. 3.2)

♦ Settings Folder: High and Low Air

Temperature Limits and the Sensor

Selection.

♦ Enabled Folder: Enable and disable the

cascade feature.

1 2 ... 230 231 232 233 234 235 236 237 238 239 240 ... 351 352

No comments

Simplicity Synergy X9 Specifications Page 235