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ATC
990
AND
UPR900
APPLICATIONS
AND
SETUP
ATC990
Process
Controller

and

UPR900
Process
Indicator

Technical
Notes,
Applications
and
Setup

Rev:
10‐22‐2013

Author:JDiOrio


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Summarization of Contents

ATC 990 and UPR900 Applications and Setup
Product Overview: ATC990 Controller & UPR900 Indicator
Overview of ATC990 controller and UPR900 indicator, including technical notes, applications, and setup.
Dynisco UPR900 & ATC990 Introduction
UPR900 Indicator Features
Details features and specifications of the UPR900 indicator, a 1/4 DIN device with graphical display.
ATC990 Controller Capabilities
Explains ATC990 controller features, including PID control for pressure and temperature, with dual PID options.
Strain Gauge Connection & Calibration
Transducer Wiring Guide
Provides wiring diagrams and terminal assignments for connecting 6-wire Dynisco Transducers to UPR900/ATC990.
Strain Gauge Input Configuration Settings
Covers settings for strain gauge input type, units, decimal places, scale range, and filter time.
Strain Gauge Calibration Methods
Semi-Automatic Strain Gauge Calibration
Details the procedure for semi-automatic calibration using internal resistor for strain gauge inputs.
Manual Strain Gauge Calibration
Outlines manual calibration using external mV sources and zero/span values for strain gauge inputs.
Calibration Reminders & Methods
Input Calibration Reminders
Explains setting calibration reminders for instrument inputs when the Data Recorder option is fitted.
Linear & Temperature Calibration
Details calibration methods for linear and temperature inputs, including single and two-point calibration.
Single Point Calibration Procedure
Explains single-point calibration using a zero offset adjustment to correct readings across the span.
Two Point Calibration Procedure
Describes two-point calibration for eliminating zero and span errors by applying offsets at two points.
Multi-point Scaling
Multi-point Scaling for Linearization
Enables linearization of non-linear signals using up to 15 breakpoints for linear inputs.
ATC990 Setup and Operation
Pressure Setup & Auto-Tuning
Guides through setting up pressure control, manual mode, auto-tuning, and observing process reaction.
Automatic Tuning Overview
Pressure Control Tuning Options
Details automatic tuning options for pressure control modes, including pre-tune and self-tune functions.
Non-Pressure Control Tuning Options
Covers automatic tuning for non-pressure applications, selectable from the menu.
Alarms and Latching Outputs
UPR900 Alarm Configuration
Explains UPR900 alarm settings: types, thresholds, hysteresis, and filter time.
Alarm Output Configuration
Describes using relays for alarm outputs and selecting Boolean logic for alarm combinations.
ATC990 Additional Alarm Types
Lists extra alarm types available on ATC990 beyond those on the UPR900.
Digital Input Functionality
UPR900 Digital Input Specifications
Details UPR900 digital input specifications, including voltage levels and edge sensitivity.
Digital Input Configuration Options
Explains configuring digital inputs for resets, calibrations, and data recording.
ATC990 Extended Digital Input Functions
Lists ATC990's additional digital input functions, like setpoint selection and PID control management.
ATC990 Automatic Stand-by Feature
Automatic Stand-by Functionality
Describes ATC990's auto stand-by to prevent overshoots during temporary process interruptions.
Using Automatic Stand-by Mode
Explains activation and use of auto stand-by, including parameter settings and recovery behavior.
Automatic Stand-by: Examples & Limits
Automatic Stand-by Example Scenario
Provides an example scenario for the automatic stand-by feature with specific parameter settings.
Finding Steady State Power
Details the process of finding and storing the steady state power value for automatic stand-by.
Stand-by Active Limit Usage
Explains how Stand-by Active Limit protects sensitive processes by limiting output swings.