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Allen-Bradley 700-HX User Manual

Allen-Bradley 700-HX
42 pages
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Multifunction
Digital Timer
700-HX
User Manual

Table of Contents

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Allen-Bradley 700-HX Specifications

General IconGeneral
BrandAllen-Bradley
Model700-HX
CategoryTimer
LanguageEnglish

Summary

Important User Information

European Communities (EC) Directive Compliance

EMC Directive

Details compliance with Council Directive 89/336/EC Electromagnetic Compatibility (EMC).

Low Voltage Directive

Details compliance with Council Directive 73/23/EEC Low Voltage safety requirements.

Preface

Manual Objectives

States the purpose of the manual to provide information for applying and troubleshooting the 700-HX timer.

Who Should Use This Manual

Identifies qualified personnel responsible for setup and servicing of the devices.

Counter/Timer Mode Explanation

Lists and explains the various timer output modes and designations used in the manual.

For Further Information

Provides reference to the Relays and Timers Selection Guide publication.

Chapter 1 Product Overview

Bill of Material

Lists the items included in the 700-HX Multifunction Digital Timer product package.

Basic Product Information

Details input voltage, output modes, timing ranges, sockets, and pins for the 700-HX.

Accessories (Order Separately)

Screw Terminal Tube Base Sockets - Guarded Construction

8-pin sockets for 700-HX relays, panel or DIN rail mounting, guarded terminals.

Screw Terminal Tube Base Sockets - Open Style Construction

8-pin sockets for 700-HX relays, panel or DIN rail mounting, open style.

DIN Rail Mounting Pack

Standard 35 x 7.5 mm DIN Rail, 1 meter long, sold in packs of 10.

Specialty Socket

8-pin backwired socket with solder terminals for 700-HX timing relays.

Mounting and Protection Accessories

Frame adapter and protective cover for flush mounting and setting protection.

Identification Tags

Pre-printed and blank identification tags for easy placement on relays.

Chapter 2 Product Features

I/O Functions

Explains the functions of inputs (start signal, reset, gate) and outputs (control output).

Engineering Data

Provides reference values for switching operations and product specifications.

Specifications

Lists electrical ratings, mechanical specifications, display details, and timer parameters.

Nomenclature

Identifies and describes the indicators, operation keys, switches, and display elements of the 700-HX.

Chapter 3 Functions

Settings for Advanced Functions

Guides on setting time range, timer mode, output mode, and input signal width.

Explanations of Functions

Explains Time Range, Timer Mode, Output Mode, Output Time, Input Signal Width, and Key Protect Level.

Operation in Run Mode

Describes how to set values and ON duty ratio in run mode for different output modes.

Operation (Twin Timer Function)

Explains present value, cycle time, and switching from timer to twin timer operation.

Timing Charts

Provides timing diagrams for various output modes, illustrating signal and output behavior.

Chapter 4 Dimensions

700-HX Flush Mounting/Socket Mounting

Shows the physical dimensions and mounting options for the 700-HX timer.

Panel Cutouts

Provides panel cutout dimensions and side-by-side mounting calculations.

Chapter 5 Installation

Terminal Arrangement and Input Circuits

Shows terminal layout and internal schematics for start/reset inputs.

Input Connections

Details no-voltage inputs (NPN), input signal levels, and sensor connections.

Applicable Two-wire Sensor

Lists the electrical specifications for applicable two-wire sensors.

Chapter 6 Accessories

Terminal Base Sockets

Details 8-pin screw terminal tube base sockets for 700-HX relays.

Specialty Socket

8-pin backwired specialty socket with solder terminals for 700-HX timing relays.

Mounting and Protection Accessories

Frame adapter for mounting and protective cover for settings.

Chapter 7 Precautions

Safety Warnings

Important safety precautions regarding hazardous locations, product modification, and electrical hazards.

Power Supplies

Details requirements for power supply, transformer isolation, and voltage fluctuations.

Wiring Best Practices

Advises on separating input lines from power lines to prevent noise malfunction.

Operating Environment

Lists environmental conditions to avoid, such as water, oil, vibrations, dust, and direct sunlight.

Error Handling and Settings

Covers self-diagnostic functions and changing set values during operation.

Appendix

Using the Operation Keys

Provides flowcharts for operating the timer and twin timer functions using the keys.

List of Settings

Provides tables for quick reference of timer and twin timer settings.

Settings for Timer Operation

Details parameter settings for timer operation in run mode.

Settings for Twin Timer Operation

Details parameter settings for twin timer operation in run mode and function setting mode.