Barnstead 47900 - Table of Contents

Safety Information ..............................................................................................................................................3
Alert Signals..................................................................................................................................................3
Warnings ......................................................................................................................................................3
Introduction..........................................................................................................................................................5
Intended Use ................................................................................................................................................5
General Usage..............................................................................................................................................5
Principles of Operation ................................................................................................................................5
General Specifications ........................................................................................................................................6
Type F47900 Models ....................................................................................................................................6
Type F48000 Models ....................................................................................................................................6
Environmental Conditions ............................................................................................................................7
Declaration of Conformity ............................................................................................................................7
Unpacking ..........................................................................................................................................................8
Installation ..........................................................................................................................................................9
Site Selection................................................................................................................................................9
Electrical Connections ..................................................................................................................................9
Operation, All Models ........................................................................................................................................10
Power Switch ..............................................................................................................................................10
Cycle Light ..................................................................................................................................................10
Door Safety Switch ....................................................................................................................................10
Single Setpoint Models & Single Setpoint Models with OTP ..........................................................................11
Single Ramp & Dwell ........................................................................................................................................16
8 Segment & 4 x 16 Segment Programmable Models with OTP ....................................................................19
Furnace Loading ..............................................................................................................................................39
Preventative Maintenance ................................................................................................................................40
General Cleaning Instructions ....................................................................................................................40
Troubleshooting ................................................................................................................................................41
Maintenance and Servicing ..............................................................................................................................44
To Replace a Heating Element ..................................................................................................................44
To Replace a Chromel/Alumel Thermocouple ............................................................................................45
To Replace Door Switches (Micro-Switch) ................................................................................................46
To Realign Door Switches (Micro-Switch) ..................................................................................................47
To Replace the Controller ..........................................................................................................................48
Replacement Parts............................................................................................................................................49
Single Setpoint Models ..............................................................................................................................49
Single Setpoint Models with OTP ..............................................................................................................49
8 Segment Programmable Models with OTP ............................................................................................50
4 x 16 Segment Programmable Models with OTP ....................................................................................50
Wiring Diagrams................................................................................................................................................51
Ordering Procedures ........................................................................................................................................59
One Year Limited Warranty ..............................................................................................................................60
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Table of Contents