Glas-Col DigiTrol II Operation Manual Download Page 2

 

12/22/14 

                                                          2

                                                                           

Rev.5 (EC 02.293.435) 

  

 

 

How to Setup and Operate 

 
First, connect the heater load and the sensor to the load and sensor receptacles on the front panel. Next, plug the control 
line cord into an appropriate 3-wire grounded power receptacle. Turn the power switch to the "ON" position. Wait five 
seconds for the control unit to energize. 
 
The control is shipped from the factory with the display reading in degrees C. If a display in degrees F is desirable, press 
the 

UP/DOWN

 arrow keys simultaneously for three seconds to access the Setup Page. Press the 

Advance

 key until the 

Celsius_Fahrenheit parameter [C-F] is shown in the lower display. Press the 

UP

 arrow key to change from C to F. 

 
After changing the display, press the 

Infinity

 key to display the set point temperature and the process temperature 

(temperature at the sensor). 
 
To begin the heating process, use the 

Up/Down

 arrow keys to enter the desired set point temperature. This is shown in 

the lower display. Auto-tuning is recommended in all applications. Auto-tuning allows the control to set the PID 
parameters without those parameters being manually entered/calculated by the user. It also minimizes the amount of 
temperature overshoot of the set point and decreases the time required for the process to stabilize. See page 8 for 
instruction on performing the auto-tune function. 
 
It is recommended that the auto-tune feature be used every time the process temperature set point has been changed. If 
the process is being repeated, the parameters learned in the initial setup are stored in the memory of the control and the 
auto-tune process is

n’t required to be repeated in most applications. 

 
 

 
 
 

Summary of Contents for DigiTrol II

Page 1: ...ingle output It features an auto tuning function that allows automatic setting of control parameters with a minimum of user input required This family of control accepts a type J K or T thermocouple i...

Page 2: ...finity key to display the set point temperature and the process temperature temperature at the sensor To begin the heating process use the Up Down arrow keys to enter the desired set point temperature...

Page 3: ...99 99 minutes per repeat Rate or Derivative 0 00 to 9 99 minutes Operator Interface Advance Infinity Up and Down keys and ON OFF switch 2 4 character LED display Thermocouple receptacle and 3 wire loa...

Page 4: ...Heat Proportional Band Default 25 0 F or 14 0 C C Pb Cool Proportional Band Default 25 0 F or 14 0 C ti Time Integral Default 180 td Time Derivative Default 0 o tb1 Time Base Output 1 Default 1 0 or...

Page 5: ...tion of Output 2 Default oFF h Ag Heat Algorithm Default PID hSC Hysteresis Heat Cool Default 3 0 F or 2 0 C C Ag Cool Algorithm Default oFF A ty Alarm Type Default oFF A hy Alarm Hysteresis Default 1...

Page 6: ...At and heat algorithm h Ag page 5 is set for PID mode The heat algorithm setting is set for PID from the factory When the auto tune sequence has started the lower display will flash between tun1 attn...

Page 7: ...sn t achieve the set point temperature or takes more than desired amount of time to reach set point temperature increase the power scale high output 1 value This process can take several value changes...

Page 8: ...and full Off above set point Output Action in response to difference between set point and process variable Overshoot Condition where temperature exceeds steeping due to initial power up or process ch...

Page 9: ...G 15 Amp 125 VAC less than 3 meters in length 120volt controls only Fuse Use only 250Volt fuse 15 amp rating 120volt controls only Warranty See the current Glas Col warranty policy located under the G...

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