Watlow Series D8 - Manual (Page 6)

Table of Contents Series D8 User’s Guide
iv Watlow Anafaze Doc. 0600-3120-2000
5 Tuning and Control 111
Control Algorithms 111
On/Off Control 112
Proportional Control (P) 112
Proportional and Integral Control (PI) 113
Proportional, Integral and Derivative Control (PID) 114
Heat and Cool Outputs 114
Setting Up and Tuning PID Loops 115
Proportional Band Settings 115
Integral Settings 115
Derivative Settings 116
General PID Constants by Application 117
Proportional Band Only (P) 117
Proportional with Integral (PI) 117
Proportional and Integral with Derivative (PID) 117
Control Outputs 118
Output Control Signals 118
Output Filter 120
Reverse and Direct Action 120
6 Menu and Parameter Reference 121
Operator Parameters 121
Set Point 122
Mode 122
Heat/Cool Output 122
Process Variable 123
Overview of the Setup Menus 123
Global Setup Menu 125
Load Setup From Job 125
Save Setup As Job 125
BCD Job Load 126
BCD Job Load Logic 126
Mode Override 127
Mode Override Digital Input Active 128
Power Up Alarm Delay 128
Power Up Loop Mode 128
Keypad Lock 129
Thermocouple Short Alarm 129
AC Line Frequency 129
Digital Output Alarm Polarity 129
MAC ID 130
Baud Rate 130
Module LED 130
Network LED 130
Bus Off Count 130
Model and Firmware Version 131
Input Menu 131
Input Type 131
Loop Name 132
Input Units 132
Calibration Offset 132
Reversed Thermocouple Detection 133
Display Format 133
Input Range High 134