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SECTION 1 OVERVIEW
1.1 INTRODUCTION
This manual provides information pertaining to the installation and operation of the
RAYCHEM 920 Series Heat Trace Controller Operator Console. For information relating to
the programming, installation maintenance and troubleshooting of other 920 Series products,
including the Dual Point Control Module, Controller Assemblies, etc., please refer to the
920 Series Controller Manual.
Additional copies of this manual may be ordered separately through your nearest sales office
using the order number listed on the front cover.
1.2 CONTROLLERS COVERED BY THIS MANUAL
This document covers the 920 Series Heat Trace Controller Operator Console. The information
coincides with the specific releases of firmware for the 920 product which are listed on the
front page. As nVent releases new firmware to modify or enhance the product significantly,
new documentation will accompany these releases. To ensure that you are using the correct
documentation for your particular version of controller, please check the firmware version
number of the 920 against the version number listed on the front of this manual. This may be
displayed using the 920 Series Operator Console or a communicating device. As subsequent
changes are made, updates will be included in manuals shipped after the firmware is released.
If issued, supplements will make specific reference to any operational or functional changes.
1.3 PRODUCT OVERVIEW
1.3.1 Description
The 920 Series Operator Console provides a simple, easy to use interface to the Dual Point
Controller, alleviating the need for a communicating device to configure the Controller. The
Console allows you to look at or reset alarms, test or monitor the heat tracing, and examine or
alter the configuration.
The Console may be left installed permanently or may be installed temporarily for display/
setup during maintenance and troubleshooting. Access is available for all monitored
parameters, programmed values, and alarm information. Enhanced security is provided by
password protection.
The unique design of the Operator Console allows it to be installed or removed under power
even in hazardous areas.
1.3.2 Features
Keypad and Alpha-numeric Display
A six character alpha-numeric LED display provides the operator with large easy to read
messages and prompts, eliminating complex and cryptic programming. Six individual keys are
provided to quickly access alarming and operational information.
–40 to 140°F (–40 to 60°C) Operation
Extended temperature operation permits installation in all but the harshest environments.
CSA C/US & FM Approved
The 920 Series Operator Console is approved for Class I, Division II, Groups A,B,C,D and Zone 2
hazardous locations making it ideal for direct use in the field.
1.4 ORDERING INFORMATION
The 920 Series Operator Console is ordered as a separate item from the Controller Assembly
or other components. It may be ordered as Model #920CON. Please refer to the latest
RAYCHEM 920 Series Ordering Guide for additional information.
IMPORTANT WARNINGS AND NOTES
The following icons are used extensively throughout this manual to alert you to important warnings
that affect safety and to important notes that affect the proper operation of the unit.
Be sure to read and follow them carefully.
Содержание 920 Series
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