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Thermo Scientific STF55433 User Manual

Thermo Scientific STF55433
100 pages
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Installation and Operating Manual
305435H03 Revision B November 2020
Thermo Scientific Lindberg/Blue M 1500°C
General-Purpose Tube Furnaces
Models: STF55433

Table of Contents

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Thermo Scientific STF55433 Specifications

General IconGeneral
BrandThermo Scientific
ModelSTF55433
CategoryLaboratory Equipment
LanguageEnglish

Summary

Safety Precautions

Explanation of Symbols

Explains various safety symbols used in the manual to indicate hazards and precautions.

Safety Considerations

Provides crucial guidelines and warnings for safe operation, modification, and use of the furnace.

Standards and Directives

Lists relevant standards and directives the furnace complies with, including EU, UL, FCC, and ISED.

Electromagnetic Compatibility

Details FCC statements and Canadian ISED IC notices regarding electromagnetic emissions and interference.

South Korean EMC Statement

Provides information on EMC registration for business use in South Korea.

Evaluation of Chemicals - Regulations and Directives

Discusses Proposition 65 (California), REACH, and RoHS directives concerning chemical substances.

RoHS - China

States compliance with China's legislative act for controlling pollution from electronic information products.

Introduction

Features and Benefits

Highlights key features and advantages of the STF55433 furnace, such as fast heating and energy efficiency.

Intended Use

Describes the furnace's purpose and applications, including laboratory, ashing, and heat treating.

Non-Intended Use

Lists specific uses the furnace is NOT designed for, such as heating food or drying flammable substances.

Specifications

Presents detailed technical specifications of the STF55433 series tube furnaces in a table format.

Pre-Installation

Unpacking

Provides instructions on how to unpack the furnace and check for damage, and how to handle returns.

Operating Conditions

Details factors like corrosive atmospheres and hairline cracks affecting furnace operation and insulation.

Environmental Conditions

Specifies acceptable environmental parameters for installation and storage, including temperature and humidity.

Atmosphere Systems

Advises on the use of combustible or inert atmospheres and warns against using combustible gases directly.

Installation

Lifting and Carrying

Provides guidance on safely lifting and carrying the furnace to prevent injury and damage.

Transport

Details safe methods for transporting the furnace, emphasizing proper lifting points and equipment.

Location

Specifies requirements for placing the furnace, including level area and adequate airflow space.

Wiring

Directs users to wiring diagrams and notes factory wiring of control and furnace.

240 VAC Operation

Explains the 240 VAC operation, power wire requirements, and grounding.

208 VAC Operation

Clarifies that the furnace can operate on 208 VAC with longer heat-up times.

Thermocouple Check

Details how to check thermocouple mounting and wiring connections before initial startup.

Heating Elements

Guides on installing the silicon carbide heating elements, including unpacking and packing ceramic wool.

Tube Adapters

Instructs on installing tube adapters and packing ceramic wool, emphasizing safety.

Start-Up

Initial Furnace Start-Up / Drying-Out Process

Provides step-by-step instructions for the initial startup and drying process of the furnace.

Main Controller: 5x16 Segment Programmable

Eurotherm 3216 Controller

Introduces the Eurotherm 3216p controller and its capabilities for temperature control and programming.

Operator Interface & HOME Display

Describes the controller's display, including measured values, setpoints, and indicators.

Beacon Display and Description

Explains the meaning of various beacons and indicators shown on the controller display.

Operator Buttons

Details the function of each button on the controller's interface for navigation and operation.

Single Set Point Operation

Guides on setting a single temperature setpoint using the controller's interface.

Alternate Set Point Selection (SP2)

Explains how to select between different setpoints (SP1 and SP2) for flexible operation.

Set Point Ramp Rate

Describes how to set and configure ramp rates for controlled temperature changes.

View or Change the Display Units

Details how to switch between temperature units like Celsius (°C) and Fahrenheit (°F).

Auto Tuning

Explains the auto-tuning process for optimizing PID parameters for accurate temperature control.

Parameter List

Introduces the structure of parameters and operator levels (Level 1 and Level 2).

Operator Level 1

Describes the parameters accessible and functions available in Operator Level 1 for daily use.

Operator Level 2

Explains access to advanced parameters in Level 2, typically for trained personnel.

To Enter Level 2

Provides the procedure to gain access to Operator Level 2 using a passcode.

To Return to Level 1

Details how to exit Level 2 and return to the Operator Level 1 interface.

Offset Procedure

Explains how to apply a user-defined offset for calibration adjustments using PV Offset.

To Apply an Offset

Step-by-step guide to applying a PV Offset value via Level 2 access.

Alarms & Diagnostics

Covers how alarms are indicated and acknowledged, including the ALM beacon and scrolling messages.

Alarm Indication & Acknowledgment

Explains how alarms are signaled, confirmed, and how the ALM beacon status changes.

Sensor Break & Loop Break Protection

Describes controller behavior and alarms for sensor failures or loop break conditions.

Over-Temperature Protection (OTP)

Details how to configure deviation high alarms for over-temperature protection.

To Configure Deviation High Alarm

Step-by-step guide to setting the deviation alarm threshold (A1.DHi).

Program/Timer Segment Types

Explains the different types of segments used in programming: Target Set Point, Ramp Rate, Step, and Dwell.

5-Program 16-Segment Controller Operation

Introduces the 3216p controller's capability to store and run programs with multiple segments.

Holdback Function

Explains the holdback function which pauses program execution until temperature conditions are met.

Creating a New Program or Editing an Existing Program

Provides steps to create new programs or modify existing ones within the controller.

End Type parameter

Describes the 'END.T' parameter options (Dwell, SP2, Reset) that define program termination.

To Configure the Programmer

Step-by-step guide to configuring programmer settings like End Type, Ramp Units, and Target Set Points.

To Operate the Programmer

Instructions on how to run, hold, and reset programs using the controller interface.

Main Controller: 25x500 Segment Programmable

Eurotherm 3504 Controller

Introduces the Eurotherm 3504 controller, detailing its program storage and configuration capabilities.

Controller Operation

Explains the initial startup behavior and modes (AUTO, Manual) of the 3504 controller.

3504 Controller HOME display

Illustrates the main display of the 3504 controller, identifying key readouts and indicators.

Beacon Display and Description

Explains the meaning of various beacons (OP1, MAN, ALM, RUN, HLD, H, A/MAN) on the 3504 controller.

The Operator Buttons

Describes the functions of the operator buttons (Page, Scroll, Lower, Raise) on the 3504 controller.

Shortcut Key Presses

Details shortcut key combinations for navigating back pages and parameters.

To Select Manual Operation

Guides on switching the controller between automatic and manual operation modes.

Program Segment Types

Explains segment types like Rate and Dwell used in program creation for the 3504 controller.

Step

Defines the 'Step' segment type for instantaneous setpoint changes within a program.

Time

Describes the 'Time' segment type, which defines duration to reach a target setpoint.

GoBack

Explains the 'GoBack' segment type for repeating program sections a specified number of times.

Call

Details the 'CALL' segment for nesting programs, allowing one program to execute another.

End

Describes the 'End' segment type used to truncate programs or define termination actions.

Programmer Types:

Introduces different programmer types: Time to Target and Ramp Rate.

Time to Target Programmer

Explains how each segment in this programmer type has a duration and target value.

Ramp rate programmer

Describes the ramp rate programmer, specifying segments by rate, dwell, or step.

Program Edit Summary Parameters:

Lists and explains parameters for program editing, including Program, Segments Used, Cycles, and Segment Type.

To Select and Run a Program

Provides instructions on selecting and starting an existing program on the controller.

Steps to Edit the Target SP and Duration

Guides on editing specific parameters like Target SP and Duration for program segments.

To Create a Program

Detailed steps for creating a new program from scratch, setting values for segments.

To Change the Access level from L1 to L2

Explains how to upgrade access from Operator Level 1 to Engineer Level 2.

Auto Tune

Re-explains Auto Tune, and provides steps to initiate it via the Control Page.

To Change the Display Units

Instructions for changing display units (e.g., °C to °F) on the controller.

To Change the PV Offset

Guides on accessing Level 2 and changing the PV Offset value for calibration.

To Change the ALARM Values

Details how to access Level 2 and adjust alarm values like Alarm1 Hi and Alarm2 Low.

To Change the ALARM3 and its HYSTERESIS values (Deviation Alarm)

Instructions for modifying Alarm3 Deviation and Hysteresis values.

Operation - 3216i Over Temperature Controller

Over Temperature controller Operation

Describes the initial operation of the 3216i Over Temperature Controller after power-up.

Buttons and Indicators

Explains the functions of the PAGE, SCROLL, DOWN, and UP buttons on the 3216i controller.

Operational Instructions

Provides steps to acknowledge alarms and turn on the load (heating element).

To change the Display Units

Instructions for changing display units (e.g., °C to °F) on the 3216i controller.

To get the PV value (Process Value)

How to display the current Process Value (PV) on the 3216i controller.

To change the Excess temperature Alarm threshold (High Limit / Setpoint)

Guides on adjusting the high limit alarm setpoint (A1.HI) for the 3216i controller.

To change the ALARM HYSTERSIS

Instructions for changing the hysteresis value for alarms on the 3216i controller.

To get the Peak High Temperature reading

How to view the peak high temperature recorded by the 3216i controller.

To REST the Peak High Temperature rating

How to reset the peak high temperature reading on the 3216i controller.

Sensor Break

Advises checking thermocouple connection if a "S.br" message appears.

TIME UNITS

How to view or set time units for alarms on the 3216i controller.

TIME

How to view the time duration an alarm has been active on the 3216i controller.

OP4 (Output4)

Explains the function of Output 4 (OP4) in relation to load power and the excess temperature function.

Communication Option

Adapters - RS 485 to RS 232/USB

Discusses the need for adapters to connect the furnace to a PC via RS 485.

Host Computer & Software

Mentions the requirement for data logging software and that Thermo Fisher doesn't provide it.

3504_Controller Parameters for Communication

Lists communication parameters for the 3504 controller (Protocol, Baud Rate, Address).

3216_Controller Parameters for Communication

Lists communication parameters for the 3216 controller (Protocol, Baud Rate, Address).

Troubleshooting Communications

Provides common checks for connection issues, including cable, power, and configuration.

Maintenance & Cleaning

Thermocouple Replacement

Guides on replacing the thermocouple, including safety precautions and procedure steps.

Heating Element Replacement

Provides instructions for replacing heating elements, emphasizing matching Amp values and safety.

Control Module Replacement

Guides on replacing the control module, including disconnecting power and reattaching wires.

Solid- State Relay Replacement

Details the procedure for replacing the solid-state relay, including safety steps.

Control Fuse Replacement

Provides instructions for replacing the control fuse, including locating the fuse button.

Heating Element Measuring System

Outlines the procedure for measuring element resistance and current, emphasizing safety.

Cleaning and Decontamination

Provides guidelines for cleaning the furnace interior and exterior surfaces.

Troubleshooting

Controller Troubleshooting for 3504 & 3216p

Lists common error codes and their probable causes and solutions for the controllers.

Troubleshooting Furnace problems

Provides solutions for common furnace issues like overheating or failure to heat.

Wiring Diagrams

Replacement Parts

End of Life Care

WEEE Compliance

Explains compliance with the EU Waste Electrical & Electronic Equipment Directive and disposal instructions.

Contact Information

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