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Page 

     ST315 

User 

Handbook 

Note: to exit programming without cycling through all of the above steps wait 10 
seconds without pressing any keys—the ST315 will revert to the idle display.  
Alternatively press the START/STOP key to exit programming and to begin firing 
immediately. 

Pr

ogramming 

 End

 

°C 
°C/hr 
hr.min 

Data entry is terminated if 

End

 is selected for a 

ramp rate with the 

ª

 key.  Data entry is also 

automatically terminated if 9 segments have been 
entered. 

Note: the 

§

 key can be used to reverse through the programming steps to correct 

errors or to exit programming mode. 

Note: available ramp rate displays are: 

End

… 

999

 

&

 

FULL

.  

If  

End

 

is 

shown but another segment is required then push the 

©

 

key to obtain the 

required ramp rate (in the range 1°C/hr to 999°C/hr).  If full power is required 
then push the 

©

 

key until  

FULL

 

is diplayed. 

ST315 User Handbook 

 

 

 

 

       Page   13 

Cooling 

Upon completion of firing the ST315 lights all lamps on the mimic dis-
play and the kiln is allowed to cool naturally. 

 120

 

°C 

°C/hr 

hr.min 

Hot

 

°C 

°C/hr 

hr.min 

  39

 

°C 

°C/hr 

hr.min 

End

 

°C 

°C/hr 

hr.min 

While the kiln temperature is above 40°C the display alternates every 5 
seconds between the kiln temperature and 

Hot

 

When the kiln has cooled to less than 40°C the display alternates every 5 
seconds between the kiln temperature and 

End

 

To return the ST315 back to idle condition ready for the next firing press 
the START/STOP key (or turn off the power to the instrument). 

Cooling 

Summary of Contents for ST315

Page 1: ...User Handbook Page 1 ST315 User Handbook STAFFOR D INSTRUMENTS Stafford Instruments Ltd Tel 44 0 1785 255588 Fax 44 0 1785 255589 www stafford inst co uk email support stafford inst co uk Issue 1 002 Date 01 Dec 2005 ST315 Temperature Programmer See separate handbook for Installation Instructions Copyright 2004 2005 Stafford Instruments Ltd ...

Page 2: ...ELAYED START LAMP SOAK TIME LAMP SOAK TEMPERATURE LAMP COOLING RAMP LAMP At A Glance FIRING LAMP Temperature Programmer ST315 C C hr hr min STEP UP DOWN BACK kWh START STOP Delay ºC t Cooling Heating Soaking PROGRAM SEGMENT Delay ºC t Cooling Heating Soaking HEATING RAMP LAMP ST315 User Handbook Page 19 Notes ...

Page 3: ...ª keys for 5 seconds to lock the ST315 Power Failure Recovery If power fails during firing then the ST315 recovers as follows For power failure during start delay the ST315 commences firing immedi ately when power returns For power failure during ramping the ST315 con tinues the ramp it was previously executing For power failure during soak ing the ST315 ramps back up to soak temperature at the co...

Page 4: ... the ST315 to terminate the firing with all the keys locked An alarm buzzer sounds once per second SWITCH KILN OFF To reset the ST315 turn off the power to the instrument and have the fault investigated by your installer or kiln service engineer to rectify the fault Technical note any error message will cause the auxiliary alarm relay if fitted to open see installation handbook for details Note th...

Page 5: ...99 hours limit Err6 C C hr hr min Possible causes are contactor failure or thermocouple connection intermittent or high resistance ST315 User Handbook Page 5 Turning On F1 04 tC r tC S tC n tC K 8 8 8 8 When turned on the ST315 performs a display test by briefly illuminating all of the display digits and all of the front panel lamps The version number of the software embedded within the ST315 is n...

Page 6: ...ay ºC t Cooling Heating Soaking ST315 User Handbook Page 15 Program Pause Facility While firing press and hold down the ª key for about 4 seconds The ST315 will pause the executing program To un pause the program press and hold down the the ª key again for about 4 seconds The effects of pausing are as follows If paused during ramping the kiln temperature will be held soaked in definitely at the cu...

Page 7: ...he operation of the ST315 in this way are temporary and are not stored Adjusting While Firing ST315 User Handbook Page 7 When the ST315 is not firing there are no lamps lit on the mimic panel the run lamp is off and the display shows the kiln temperature with the C indicator lit Altering a program 20 C C hr hr min If the left hand decimal point is on then the keyboard is locked Press the ª keys to...

Page 8: ...1 999 FULL If End is shown but another segment is required then push the key to obtain the required ramp rate in the range 1 C hr to 999 C hr If full power is required then push the key until FULL is diplayed ST315 User Handbook Page 13 Cooling Upon completion of firing the ST315 lights all lamps on the mimic dis play and the kiln is allowed to cool naturally 120 C C hr hr min Hot C C hr hr min 39...

Page 9: ...turned this feature can be disabled see in stallation handbook Firing Delayed Start The delayed start time period is set to 00 00 when the ST315 is turned on ST315 User Handbook Page 9 Firing To start a firing press the START STOP key The RUN lamp will light To stop the firing prematurely press the START STOP key again 20 C C hr hr min If the left hand decimal point is on then the keyboard is lock...

Page 10: ...Page ST315 User Handbook 10 Program Record Sheet Segment No Ramp C hr Soak Temp C Soak Time hr min Please photocopy me ST315 User Handbook Page 11 Notes Please photocopy me Program No ...

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