Apex Digital PC - Table of Contents

4 Table of Contents
Contents
Introduction
3
Quick Start Guide
5
Getting Started
6
Getting to Know Your Pressure Controller
6
The Pressure Controller Display
6
Status Messages
6
Mounting
6
Filters
6
Device Ports
7
Connecting Your Pressure Controller
7
Forward (Downstream) Pressure Control
8
Back Pressure Control
8
Dierential Pressure Control
8
Remote-Sensing Controller
9
Integrated Vacuum Controllers (IVC)
9
Using Pressure Instruments with Liquids
9
Power and Signal Connections
10
Analog Signals
10
Displaying Live Data
11
Main Display
11
Taring Your Pressure Controller
11
Option: Color TFT Display
11
Control
12
Changing the Setpoint
12
Adjusting Setpoint with an IPC
12
Setpoint Setup
12
Using Autotare
12
Changing Between Setpoint Sources
12
Managing Setpoint with an Idle Modbus Connection
12
Managing Setpoint on Power-Up
12
Establishing Setpoint Limits
13
Control Loop
13
Changing the Controlled Variable
13
Adjusting the PD/PDF or PD²I Control Algorithms
13
Tuning the PD²I Control Algorithm
14
Troubleshooting Valve Performance with PID Tuning
14
Using a Control Deadband for Pressure Control
14
Setpoint Ramping
15
Setting the Ramp Rate
15
Ramping Options
15
Displaying Valve Drive Percentage
15
Device Information
16
Setup
17
Sensor Setup
17
Choosing Engineering Units
17
Pressure Averaging
17
Zero Band
17
Configuring Serial Communications
18
Unit ID
18
Modbus RTU Configuration
18
Baud Rate
18
Display Setup
19
Main Screen Options
19
Screen Lighting
19
Display Rotation
19
Advanced Setup
19
Serial Communication
20
Modbus RTU Communication
20
Establishing Communication
20
Communication Programs
20
Configuring PuTTy
20
Polling Mode
20
Streaming Mode
21
Taring
21
Collecting Data
21
Commanding a New Setpoint
22
Sending Setpoints as Floating Point Numbers
22
Quick Command Guide
22
Troubleshooting
23
General Use
23
Pressure Readings
23
Serial Communications
24
Maintenance
24
Cleaning
24
Recalibration
24
Reference Information
25
Engineering Units
25
Pinouts
26
8-Pin Mini-DIN (Default)
26
Locking Industrial Connector Pinout
26
9-Pin D-Sub Connector Pinouts
27
15-Pin D-Sub Connector Pinouts
27
M12 Connector Pinouts
28