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14

S PL 

Setting of limit between low and high values of power limit function. 

Range: -499 to 2499 °C. 

PLhI 

Power limit function for the limiting of output power at high measured values, in %. 

Range: 0 to 100 %. 

 

out2

, output 2 

Display 

Meaning 

ot2  

Function of the output 2: 

 

 oFF

 … output 2 is turned OFF. 

 

  CL

 … cooling control, PID controlling. 

 

 CL2

 … cooling control, ON/OFF controlling. 

 

SGPr

 … signalling when process value is beyond the defined limits, absolute value. 

 

SGdE

 … signalling when process value is beyond the defined limits, deviation from stp value SP1. 

 

 rSP

 … signalling when remote set stp value is absent (Master / Slave, cascade controlling). 

SP2  

Stp value for the output 2

 (deviation from stp value of the output 1). 

Range: 0 to 1000 °C. 

Ct2  

Time cycle for switching of the output 2.  
Range: 1 to 200 seconds.

 

SId2 

The selection of active limits for alarm: 

 

both

 … low and high limit is active. 

 

  hI

 … high limit is active. 

 

  Lo

 … low limit is active. 

 

out3

, alarm output 

Display 

Meaning 

ot3  

Function of the alarm output: 

 

 oFF

 … alarm output is turned OFF. 

 

ALPr

 … alarm defined by the absolute value. 

 

ALdE

 … alarm defined by the deviation from stp value SP1. 

Lat3

 

Setting for alarm latching: 

 

 oFF

 … temporary alarm.  

 

  on

 … permanent alarm. 

SIL3

 

Setting for alarm silencing at the power-up: 

 

 oFF

 … alarm function is active. 

 

  on

 … alarm function is deactivated. 

Sid3

 

The selection of active limits for alarm: 

 

both

 … low and high limit is active. 

 

  hI

 … high limit is active. 

 

  Lo

 … low limit is active. 

 

hYS3 

Hysteresis for switching for the alarm output. 

Range: 1 to 249 °C. 

 

SYS 

, system parameters 

Display 

Meaning 

FKEY 

Function of the key „F“: 

 

 oFF

 … the key „F“ has no function. 

 

 A-M

 … the key „F“ is intended for switching between automatic and manual operation. 

SP1L 

The limit of low range for stp value. 

Range: -499 to 

SP1h

 °C. 

SP1h 

The limit of high range for stp value. 

Range: 

SP1L

 to 2499 °C. 

rAMP 

Ramp rate to stp value SP1 when in controlling to stp value. 

 If you set 

 oFF

, ramp function is OFF.

 

 

Range: 

 oFF

, 1 to 999 °C. 

rtI  

Setting of time for recovery of remote stp value. 

Range: 1 to 99 seconds. 

rErr 

Response of the control output when time  

 rtI

  is exceeded when in controlling Master / Slave. 

 

 oFF

 … the control output is turned OFF. 

 

 SP1

 … controlling to stp value SP1. 

dErt 

It makes the character of derivative value more accurate

. The more value is set, the more derivative value is damped down. 

 

Range: 1.0 to 100.0 seconds. 

Summary of Contents for Ht40B

Page 1: ...1 Ht40B 01 03 soft 4 11 rev 1 english version Ht40B PID controller Users manual LAC spol s r o tef nikova 116 664 61 RAJHRAD e mail info lac cz www lac cz...

Page 2: ...t you need for your own work on the controller If you are a new user of the device focus on the following chapters Basic terms here it is explained the key functions displays and so on Basic mode the...

Page 3: ...asing a value of parameter key for switching between automatic and manual operation see page 8 2 2 Information and error messages Information and error messages are indicated only in basic mode see pa...

Page 4: ...t is necessary to set up its parameters properly For better understanding the parameters are sorted out to groups levels and menus Level is superior to menu menu is a part of level menu out1 The struc...

Page 5: ...set for the output on lower display heading oFF is lit and the control output is switched OFF When in cascade controlling there is calculated stp value shown on lower display and heading CSCd blinks W...

Page 6: ...munication line it is used for system Master Slave CSCD remote setting of stp value via communication line it is used for cascade controlling dIF Difference of remote stp value for system Master Slave...

Page 7: ...set no You can view the result in user level 4 1 Controlling of stp value When the controller maintains stp value lower display shows stp value and upper display shows process value Setting of stp va...

Page 8: ...f the control output PID controlling The controller Ht40B can be configured for ON OFF as well as PID controlling and it enables Heating controlling the output 1 Cooling controlling the output 2 Contr...

Page 9: ...Aut CL setting parameters for cooling Parameter Aut you will find in operation level The control output must be set for PID controlling The controller explores the characteristics of system from swit...

Page 10: ...ing of PID parameters oFF turning OFF of autotunning of PID parameters ht starting of autotunning of PID parameters heating CL starting of autotunning of PID parameters cooling L r Selection for setti...

Page 11: ...are shown or the limits of signal output ot2 SGPr or ot2 SGdE To enter menu set YES on upper display and confirm Display Meaning Pb2A Proportional band of the output 2 Range 1 to 2499 C It2A Integral...

Page 12: ...per display set via the arrow keys ConF and confirm If PASS appears on lower display configuration level is secured with the password In this case set the password via the arrow keys and confirm again...

Page 13: ...1 Together with parameter rh 1 you also set the scale of displaying measured values for process input ranges Range 499 to rh 1 rh 1 Together with parameter rL 1 you also set the scale of displaying me...

Page 14: ...alarm defined by the deviation from stp value SP1 Lat3 Setting for alarm latching oFF temporary alarm on permanent alarm SIL3 Setting for alarm silencing at the power up oFF alarm function is active...

Page 15: ...ON OFF controlling o2Lo low limit of signalling for the output 2 o2hI high limit of signalling of the output 2 ALLo low limit of alarm ALhI high limit of alarm StP2 Parameter that is placed on the 2nd...

Page 16: ...broken the control output is turned OFF the alarm output is activated Measuring range of process inputs In configuration level menu InP1 you can define the measuring range of the process inputs with p...

Page 17: ...of the drawing Power limit function You can improve the quality of control by limiting of the output power Process value Time STP value Output power Time 100 State of control output Time ON OFF Time c...

Page 18: ...the absolute value of temperature ot3 ALPr Alarm defined by the deviation from stp value ot3 ALdE Temporary permanent latched alarm Alarm can be temporary LAt3 oFF or permanent LAt3 on Temporary alar...

Page 19: ...stp value Slave controllers can modify this value by difference parameter dIF Multi zone furnace Master controller Slave controller T R T R As MASTER conroller you can use also other controllers INDUS...

Page 20: ...n ON of action unit is too e g in muffle furnace By configuration of 2 controllers as a cascade system you achieve that long lag time will be divided into 2 parts and thus you improve the quality of c...

Page 21: ...ce rtd input 1 Range 350 ohms I1 Measured current current input 1 Range 20mA u1 Measured voltage voltage 1 Range 10V ConF By setting YES and confirming you enter the menu for setting all the parameter...

Page 22: ...vel Sen1 dEC1 CAL1 rL 1 rh 1 CoMM bAud Addr ot1 Ct1 ALGo SPid PLLo S PL PLhI ot2 FKEY SP1L SP1h rAMP rtI P oP P Co P SE Ftr1 SP2 Ct2 SId2 ot3 Lat3 SIL3 SId3 hYS3 rErr dErt StP1 StP2 StP3 StP4 StP5 StP...

Page 23: ...rence in environment of the controller Among the most harmful sources of interference are the following Equipment with inductive load e g electromotors winding of relays and breakers Thyristors and ot...

Page 24: ...nect the unit to a supply power source check the level of supply voltage The controller is intended for use in industrial or in laboratory equipment measuring input InP1 Fuse T 1A 100 240 VAC 50Hz max...

Page 25: ...ated from the ground of the controller For this output it is necessary to fix the wires in the way that in case of loosening the wire from the terminal the insulation would not be reduced between supp...

Page 26: ...sary to fix the wires in the way that in case of loosening the wire from the terminal the insulation would not be reduced between supply voltage and safety voltage 230Vac 5A or 30Vdc 5A 1 2 3 4 5 6 7...

Page 27: ...position of decimal point You will find the description of this parameter on page 16 This parameter is shown only for the process input rL 1 rh 1 parameters for setting of the scale of displaying val...

Page 28: ...00 C r thermocouple R range 0 to 1760 C S thermocouple S range 0 to 1760 C b thermocouple B range 300 to 1820 C C thermocouple C range 0 to 2320 C d thermocouple D range 0 to 2320 C rtd sensor rtd Pt1...

Page 29: ...on this controller with the exception on defects caused by mechanical or electrical wearing out of the outputs This warranty does not also apply to damage resulting from inappropriate transportation...

Page 30: ...ning automatic setting of PID parameters 9 5 Operation level 10 6 Configuration level 12 6 1 Measurement 16 6 2 Controlling the control output 16 6 3 Alarm 18 6 4 System Master Slave 19 6 5 Cascade co...

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