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Omega DPF20 Series User Manual

Omega DPF20 Series
40 pages
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DPF20 Series
Panel Meter for
Frequency, Rate, Total
or Period Counter
6-Digit,
1
8 DIN Panel Mount
TM
Shop online at
omega.com
User’s Guide

Table of Contents

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Omega DPF20 Series Specifications

General IconGeneral
Accuracy±0.25% FS
Operating Temperature-20 to 85°C (-4 to 185°F)
DisplayLCD
Power9 to 30 Vdc
Measurement Range0 to 1000 psi
Output4 to 20 mA
Power Supply12-30 VDC
Process Connection1/4 NPT male
Housing MaterialStainless Steel
Diaphragm Material316L stainless steel

Summary

Warranty and Disclaimer

Return Requests and Inquiries

Process for handling warranty and repair requests.

Panel Meter DPF20

Ordering Guide

Guide for selecting and ordering the DPF20 panel meter.

Impulse Counter Modes

Explanation of the 5 selectable impulse counter modes.

Ratemeter Modes

Details on the 2 selectable ratemeter modes.

Periodmeter Mode

Description of the periodmeter mode.

Included Functions

Overview of the instrument's key functions and their sections.

Front View Overview

Identification of front panel controls and indicators.

Power Connections

Instructions for connecting power to the instrument.

Sensor Configuration and Connections

Guidance on connecting and configuring various sensor types.

Rear View Overview

Identification of rear panel components and terminals.

Signal Connections

Diagram and explanation of input signal connections.

Technical Specifications

Detailed technical data including digits, reading, signals, power.

Mechanical Dimensions

Physical dimensions and panel cut-out specifications.

Function 'Trigger Sense'

Explanation of the trigger level adjustment and detection.

Function 'Cycle Counter'

How to use the cycle counter feature with alarm setpoints.

'SLOW' Mode Operation

Details on the SLOW mode for low frequency applications.

'FAST' Mode Operation

Details on the FAST mode for high frequency counting.

Operating the Menus

Guide to navigating the instrument's menus.

Messages and Error Codes

List and explanation of instrument error messages.

Configuration Menu

Detailed guide to instrument configuration options and menus.

Output and Control Modules

Modules R1, T1, and SSR

Details on relay, transistor, and SSR output modules.

Module AO (Analog Output)

Configuration and types of analog output modules.

Module RTU (Modbus)

Configuration and registers for Modbus RTU communication.

Module S4 (RS-485 ASCII)

RS-485 ASCII port configuration and frame structure.

Module S2 (RS-232 ASCII)

RS-232 ASCII port configuration and communication.

Modules R2, R4, and R6

Details on relay output modules with 2, 4, or 6 relays.

How to Open and Close

How to Open the Housing

Step-by-step guide to safely open the instrument housing.

How to Close the Housing

Step-by-step guide to correctly close the instrument housing.

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