Glas-Col Temp-O-Control TOT-1200 Operating Instructions Manual Download Page 13

 

13 

TROUBLESHOOTING

 

 

There are no serviceable parts in this unit. Repairs, modifications, alterations, additions 
and other unauthorized changes to this unit will void the warranty. 

 

POWER LOSS 

If the instrument loses power check, the main fuse is at the rear of the instrument. 
Replace it with the exact replacement type. If the unit continues to blow fuses, 
consult the factory. 

 

POOR TEMPERATURE CONTROL 

If your instrument appears to have poor control of the process there can be a 
number of reasons not necessarily related to instrument failure. If you have gone 
through your set-up and confirmed your settings, consult the factory. Be prepared 
to discuss your application and set up in detail. There maybe something we can do 
to solve the problem. 

 

INACCURATE READINGS 

Your instrument is or was factory calibrated to our stated specifications. Field re-
calibration is not possible since this is a software re-calibration. The accuracy of 
the overall system depends on the accuracy of your thermocouple, which is 
independent of the controller. Thermocouples have varying grades of accuracy, 
which must be considered. Check your thermocouple and its extension wiring. If 
your instrument is reading inaccurately, return it to the factory for repair and/or 
re-calibration. 

 

MAINTENANCE 

 
 

Like any other essential piece of equipment you should inspect your instrument at 

least once a year and test it for its features and functions. Items that should be checked 
periodically are:               

 
1.  Missing or loose enclosure hardware 
2.

 

Line Cord for fraying, cracks, heat damage 

3.  AC input connector for cracks and wear 
4.

 

Smooth switch function 

5.

 

Display Segments 

6.

 

Front panel connectors 

 
 
 
 
 
 

Summary of Contents for Temp-O-Control TOT-1200

Page 1: ...TEMP O TROL OPERATING INSTRUCTIONS MODELS TOT 1200 TOT 1200A...

Page 2: ...the specified maximum total electrical loading for this instrument See specifications Avoid installing the instruments where it is likely to come into contact with steam or condensing vapors Avoid in...

Page 3: ...he unit 2 Controller Allows user to program the temperature set point variables and system alarms and to monitor the Process temperature 3 TC Jack This is a color coded miniature thermocouple panel ja...

Page 4: ...with a three prong grounded plug for use in standard 120 Volt 15 amp wall receptacles CONTROLLER MODULE DESCRIPTION The illustration above is of the front panel controller module on the Model TOT 1200...

Page 5: ...out the warranty registration card and return it to us Should anything appear to be missing or the unit appears to be damaged contact us immediately Take the time to familiarize yourself with the con...

Page 6: ...e process temperature PT as read by the thermocouple will appear on the display in red and the set point temperature will appear on the right side of the display in green Congratulations you are now r...

Page 7: ...une procedure the temperature of the process material being heated may change greatly Do not carry out the auto tune if the process does not allow a significant variation of the process temperature Us...

Page 8: ...ime value should eliminate the offset without overcompensating leading to oscillation Derivative Time rate The derivative time is that time used in calculating the rate of change and the thermal lag T...

Page 9: ...9 Control Menu Settings...

Page 10: ...10...

Page 11: ...11...

Page 12: ...12...

Page 13: ...ve the problem INACCURATE READINGS Your instrument is or was factory calibrated to our stated specifications Field re calibration is not possible since this is a software re calibration The accuracy o...

Page 14: ...oper installation or through attempts to operate the apparatus beyond its rated capacity intentional or otherwise Normally expendable parts are not covered by this warranty LIMITATION OF WARRANTIES AP...

Page 15: ...g the product Reference the RGA number on the shipping box and on a written description of the problem A 15 restocking charge of the net price is changed for all standard products returned to stock Gl...

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