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AUTOMATION
P R O D U C T S
G R O U P,
I N C.
Operator's Manual
DCR-1005
and
DCR-1006
Rev. A4, 10/08
Doc. 9002664
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • E-mail: sales@apgsensors.com

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Table of Contents
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Summarization of Contents

Understanding Ultrasonic Sensing
Surface Characteristics
Explains surface properties affecting sensor performance and accuracy.
Ultrasonic Sensing Factors
Distance and Size Factors
How distance and target size impact ultrasonic measurement.
Angle and Environmental Factors
Effects of surface angle and environmental conditions on sensing.
Installation Procedures
Mounting the DCR Controller
Instructions for physically installing the DCR unit.
Sensor Mounting Options
Details NPT and flange mounting for the DST sensor.
Programming the DCR Controller
Error Indicators Explained
Interprets error codes displayed by the DCR.
DCR Programming Mode Overview
Operation Modes Overview
Details the various modes for configuring the DCR controller.
Filtering Modes Overview
Configures system response and filtering for level measurement.
Output Configuration Overview
Configuration of relay outputs and trip points.
Application Setup Overview
Configures the DCR for different tank types and measurements.
Calibration Overview
Outlines methods for calibrating the sensor for accuracy.
Utility Functions Overview
Accesses input selection, reset, and software version information.
Operation Modes Detailed
Units and Decimal Point Setup
Configures display units and decimal point precision.
Measurement Mode Selection
Chooses between distance, volume, or level measurement.
Sensitivity and Blanking Settings
Adjusts sensor sensitivity and sets a blanking distance.
Pulse Settings
Configures the number of pulses per ultrasonic burst.
Filtering Modes Detailed
Sample Rate and Averaging
Controls system response time via sample rate and averaging.
Out-of-Range and Filter Window
Manages out-of-range samples and acceptance window.
Loss of Echo Delay
Sets a delay for reporting loss of echo conditions.
Output Relay Configuration
Trip Point Setup (Begin/End)
Defines the start and end points for relay activation.
Trip Type Selection
Selects the operational logic for each relay trip point.
Example: Relay Settings for Level Control
Pump Control Configuration
Sets up pump turn-on/off points and alarm relay logic.
Example: Relay Settings for Product Level
Volumetric Monitoring Setup
Configures for product level monitoring with volumetric calculations.
Analog Output Configuration
Setting 4-20mA Output Slope
Configures minimum and maximum values for the analog output.
Analog Output Calibration
Fine-tunes the 4-20mA output signal accuracy.
Application Setup: Distance Measurement
Basic Distance Measurement Configuration
Sets units, resolution, and sensitivity for distance measurement.
Application Setup: Volume Measurement
Tank Type Configuration
Selects tank geometry for volumetric calculations.
Volume Calculation Parameters
Sets span, length, radius, and multipliers for volume.
Example: Horizontal Tank Volumetric Setting
Horizontal Cylindrical Tank Configuration
Example setup for a horizontal tank to display volume in gallons.
Example: Vertical Tank Volumetric Setting
Vertical Cylindrical Tank Setup
Example setup for a vertical tank to display volume in liters.
Temperature Compensation and Calibration
Temperature Compensation Mode
Enables internal temperature compensation for sound speed variations.
Calibration Offset and Polarity
Adjusts readings for environmental factors using offsets.
Calibration Methods
One-Point Calibration Method
Determines calibration factor by dividing actual by displayed distance.
Two-Point Calibration Method
Uses linear equation to calculate multiplier and offset for precise calibration.
Utilities and System Settings
Input Select and Reset Functions
Configures sensor input type and resets parameters to factory defaults.
Software Version Information
Displays the DCR controller's software version.
Extended Range and AutoSense Features
Extended Range Settings
Enables display of ranges greater than 50 ft. for specific DSTs.
AutoSense Feature Control
Enables or disables the automatic sensitivity adjustment feature.

Table of Contents