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Stork ST 501 Series Manual

Temperature controller with timer

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ST501-QA1TV.07
Temperature controller with timer
Order number 900219.005
Wiring diagram
Product description
The unit is developed with a front control surface as plug-finished installation unit and fulfils the func-
tion of a temperature controller, which can be switched on and/or off with the integrated week-timer.
Daily, the programming cycle can be pre-set with three switch on and off times. The programming
cycle runs through all set positions in a continuous loop. The display indicates the current selection.
Measurement range: dependent on type of sensor
Front size: 106mm x 68mm
Panel cut-out: 87,5mm x 56,5mm
Connector: screw terminal

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Сергій
June 3, 2025

На контролері висвітлюється U18Pr Реф не вмикається. Що зе значить?

Summary of Contents for Stork ST 501 Series

  • Page 1 ST501-QA1TV.07 Temperature controller with timer Order number 900219.005 Wiring diagram Product description The unit is developed with a front control surface as plug-finished installation unit and fulfils the func- tion of a temperature controller, which can be switched on and/or off with the integrated week-timer. Daily, the programming cycle can be pre-set with three switch on and off times.
  • Page 3 SOFTWARE .07 Adjustment options Key UP Pressing this key you can increase the parameter or parameter value or scroll the parameter list. Key DOWN Pressing this key you can decrease the parameter or parameter value or scroll the parameter list. Key SET TIME By pressing this key a specific value is indicated and can be adjusted in conjunction with the UP and DOWN key.
  • Page 4 First control level: Adjustment cycle for time of day and weekday Selection and adjustment: By pressing the SET TIME key the time of day can be adjusted by pressing the UP or DOWN key in addition. After releasing all key the new value is saved. To adjust the weekday you have to adjust the time further than midnight.
  • Page 5 Second control level: Programming cycle for switching times Selection and adjustment: After access to the programming cycle by pressing the PROG key for 3 seconds the parameter list can be scrolled with the UP and DOWN key in the following order: Display 0: switching times not activated 1: switching times activated...
  • Page 6 Sunday ON1 Sunday OFF1 Sunday ON2 Sunday OFF2 Sunday ON3 Sunday OFF3 0: switching times not activated 1: switching times activated By pressing the SET TIME key the respective time is indicated and can be adjusted by pressing the UP or DOWN key in addition. After releasing all key the new value is saved. With parameter H0 the timer can be switched off without changing the switching times.
  • Page 7 Third control level Setting of control parameters Simultaneously pressing the UP and DOWN key for at least 4 seconds opens a parameter list containing control parameters. With the UP and DOWN keys the list can be scrolled in both directions. Pressing the SET TIME key will give you the value of the respective parameter.
  • Page 8 Parameter description: P0: Actual value The here indicated temperature presents the actual measured value. If the control setpoint is indicated by the help of parameter A32, the actual value can only be seen with this parameter. P2: Hysteresis contact K1 The hysteresis can be set symmetrically or one-sided at the setpoint (see A40).
  • Page 9 Third control level, (A-parameter): Selection and adjustment Access to the third control level is granted when selecting the last P-parameter on the second control level. Continue to press the UP key for approximately 10 seconds until “PA” appears. Continue to press the UP key and additionally press the DOWN key for about 4 seconds and the first A-parameter of the third control level is indicated.
  • Page 10 Para- Function description Adjustment range Standard Custom meter setting setting Alarm suppression after 0…999 min. 0 min. "Power-On" Sensor type 11: PT100 two-wire 21: PTC 22: PT1000 two-wire Software filter inactive Average value with 2: 2 measuring values 4: 4 measuring values 8: 8 measuring values 16: 16 measuring values 32: 32 measuring values...
  • Page 11 Parameter description: The following values can change the equipment characteristics and are therefore to be set with utmost care. A1: Switch mode contact K1 The switch mode for the relays, i.e. cooling or heating function, can be programmed independently at works. Heating function means that the contact opens as soon as the setpoint is reached, thus power interruption.
  • Page 12 A50: Minimum action time contact K1 ”On” A51: Minimum action time contact K1 ”Off” These parameters permit a delay in switching on/off the relay in order to reduce the switching frequency. The adjusted time sets the entire minimum time period for a switching-on or switching- off phase.
  • Page 13 Error messages and status display Message Cause Error elimination Sensor error, Check sensor short-circuit at sensor F1 Sensor error, Check sensor open-circuit at sensor F1 _ _ _ Key-lock active Change parameter P19 or A19 display Temperature alarm at too high or too low flashes temperature (if activated) see A31 Data loss in real time clock chip...
  • Page 14 Technical data of ST501-QA1TV.07 Measuring input: Temperature sensor: PTC (KTY81-121) Measuring range -50°C...+150°C Pt1000 2-wire -99°C...+300°C Pt100 -80°C...+400°C Measuring accuracy: ±0,5K ±0.5% at 25°C, without sensor ±1,0K ±0.5% over entire temperature range (0...55°C), without sensor Output Relay, normally-open contact, 10(2.2)A 250V Display One 4-digit LED-display, height 13 mm, for time indication, red 12 LEDs for status display, red...

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St501-qa1tv.07900219.005