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                                                                 Suzhou Lily Tech Co., Ltd.

 

                                                                                                                                                                                                                           
 
 

Page  1,    Total  8  Pages

 

 

ZL-7903A Temperature and Humidity Controller 

V2.

 

Catalog 

Feature .......................................................................................................................................................................................................... 2 
Main Function ............................................................................................................................................................................................... 2 
Specification ................................................................................................................................................................................................. 2 
Product Version............................................................................................................................................................................................ 2 
Key and Display ........................................................................................................................................................................................... 2 

Key ............................................................................................................................................................................................................ 3 
Display ...................................................................................................................................................................................................... 3 
Buzzing..................................................................................................................................................................................................... 3 

Key Operation .............................................................................................................................................................................................. 3 

Fast Set Temperature (T11), Fast Set Humidity (H20) .................................................................................................................... 3 
Parameters Setting................................................................................................................................................................................. 3 
Parameter Table ..................................................................................................................................................................................... 4 

Control Function........................................................................................................................................................................................... 5 

On/offline set ........................................................................................................................................................................................... 5 
Ventilation Fan (R2) Control ................................................................................................................................................................. 5 
Door Control (according to door switch S1, optional function) ........................................................................................................ 5 
Temperature Control (R1, SSR) ........................................................................................................................................................... 5 

R1 control (T10 = 0)........................................................................................................................................................................... 5 
External SSR hysteresis control (T10 = 1)..................................................................................................................................... 5 
External SSR PID control (T10 = 2) ................................................................................................................................................ 5 
High temperature protection............................................................................................................................................................. 5 

Humidity Control (R3)............................................................................................................................................................................. 5 

Humidify control (H10 = 1)................................................................................................................................................................ 5 
Dehumidify control (H10 = 0) ........................................................................................................................................................... 5 
High humidity protection ................................................................................................................................................................... 5 

Egg-turning Control (R6, R7)  ................................................................................................................................................................ 5 

Mode 0 (U16 = 0): .............................................................................................................................................................................. 5 
Mode 1 (U16 = 1): .............................................................................................................................................................................. 5 
Egg turning times: .............................................................................................................................................................................. 5 
Check tray data: ................................................................................................................................................................................. 6 

Output R5 Control................................................................................................................................................................................... 6 

R5 as periodical air exhaustion (U20 = 0)...................................................................................................................................... 6 
R5 as periodical air exha temperature and humidity high limit protection (U20 = 1) ................................................ 6 
R5 as periodical air e temperature high limit protection (U20 = 2) ............................................................................. 6 
R5 as periodical air e humidity high limit protection (U20 = 3) .................................................................................... 6 

Output R4 Control................................................................................................................................................................................... 6 

R4 as illumination control (U30 = 0)................................................................................................................................................ 6 
R4 as Temperature and humidity high limit protection (U30 = 1)............................................................................................... 6 
R4 as Temperature high limit protection (U30 = 2) ...................................................................................................................... 6 
R4 as Humidity high limit protection (U30 = 3).............................................................................................................................. 6 

Output R8 (R9) Control .......................................................................................................................................................................... 6 

R8 as alarm output (U40 = 0)........................................................................................................................................................... 6 
R8 as Temperature and humidity high limit protection (U40 = 1)............................................................................................... 6 
R8 as Temperature high limit protection (U40 = 2) ...................................................................................................................... 6 
R8 as Humidity high limit protection (U40 = 3).............................................................................................................................. 6 

Alarm......................................................................................................................................................................................................... 6 

Alarm temperature and humidity: .................................................................................................................................................... 6 
Alarm action ........................................................................................................................................................................................ 6 

Auto Restart Function ............................................................................................................................................................................ 7 
Incubation Day Counter ......................................................................................................................................................................... 7 
Restore to Factory Default Settings..................................................................................................................................................... 7 
Fahrenheit/Celsius display .................................................................................................................................................................... 7 
Manually Checking the Outputs One by One..................................................................................................................................... 7 

Attention ........................................................................................................................................................................................................ 7 
Wiring Diagram ............................................................................................................................................................................................ 7 
Dimension ..................................................................................................................................................................................................... 8 
Apendix: PID control.................................................................................................................................................................................... 8 

 

 

Содержание ZL-7903A

Страница 1: ...ta 6 Output R5 Control 6 R5 as periodical air exhaustion U20 0 6 R5 as periodical air exhaustion temperature and humidity high limit protection U20 1 6 R5 as periodical air exhaust temperature high limit protection U20 2 6 R5 as periodical air exhaust humidity high limit protection U20 3 6 Output R4 Control 6 R4 as illumination control U30 0 6 R4 as Temperature and humidity high limit protection U...

Страница 2: ... 8 Alarm output 9 Auto restart function 10 Temperature humidity over limitwarning and protection 11 Temperature humidity sensor faultwarning and protection Specification Power supply 100 240VAC 50 or 60Hz Output and input Output Input Heater control relay 250VAC 7 5A 1 0A Resistive load R1 Temperature sensor NTC 5K 3470 Ventilation control relay 7 5A 1 0A R2 Humidity sensor ZL SHr05J Humidity cont...

Страница 3: ...perature higher than up limit Warning No warning tLo Temperature lower than down limit Warning No warning HHi Humidity higher than up limit Warning No warning HLo Humidity lower than down limit Warning No warning UnL Restore to default parameters Restoring to defaultparameters dr Door is opened Door open Buzzing Every key press there will be a beep When there is error of sensors high low limit tem...

Страница 4: ... dis RH dis disable warning Absolutepoint H20 H26 Ref U20 1 2 3 U30 1 2 3 U40 1 2 3 5 H27 Hysteresis forH26 0 80 RH Absolute point H20 H26 H27 Ref U20 1 2 3 U30 1 2 3 U40 1 2 3 2 U10 Left turn R6 time unit 1 2 1 minute 2 hour 1 U11 Left turn R6 time of the timer 1 999 120 U12 Right turn R7 time unit 1 2 1 minute 2 hour 1 U13 Right turn R7 time of the timer 1 999 120 U14 Turning times 0 999 0 unlim...

Страница 5: ...U93 50 the power rate is 50 of full power rate External SSR PID control T10 2 See paragraph Apendix PID control High temperature protection Protection reaction could be R5 R4 or R8 depends on settings When room temperature T11 T25 start protecting When room temperature T11 T25 T26 stop protecting Humidity Control R3 Humidify control H10 1 If room humidity H20 H21 and R3 has stopped for H23 R3 will...

Страница 6: ... Press to turn the lamp on off When the lamp is turned on it will be off after U34 automatically Under this setting When door is opened R4 will be energized for U34 time When door is closed R4 will be de energized R4 as Temperature and humidity high limit protection U30 1 If room temp T11 T25 or room humidity H20 H26 R4 energized If room temp T11 T25 T26 and room humidity H20 H26 H27 stop protecti...

Страница 7: ...flashing If the counter value reaches 99 stop counting Keeping depressed for 3 seconds will reset the accumulated times of egg turning and incubation day counter Restore to Factory Default Settings When the controller is online keep and depressed simultaneously for 3 seconds The display shows UnL Then press twice the controller will restore the parameters to factory defaultsettings Fahrenheit Cels...

Страница 8: ... power rate If the overshootor over falling to SP 0 2 auto tuning is not able to get the PID parameters correctly The following will also make auto tuning failure or getwrong PID parameters The PV vibration amplitudes differ too much The PV vibration periods differ too much The PV changes not smoothly there are temperature interference like opened door at some moment b Try to get best parameters I...

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