Lilytech ZL-7903A - User Manual

Suzhou Lily Tech Co., Ltd.
Page 1, Total 8 Pages
ZL-7903A Temperature and Humidity Controller
V2.7
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 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 (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

Summary

Product Overview

Main Function

Lists the controller's primary functions and capabilities for operation.

Specification

Outlines the technical specifications including power supply, output, and input details.

Product Version

Displays the controller's model and firmware version upon power supply.

Key and Display Overview

Explains the controller's physical buttons and LCD display for user interaction.

User Interface and Operation

Key Functions

Details the functionality assigned to each physical button on the controller.

Display Icons

Explains the meaning and status of various icons shown on the LCD display.

Key Operation Guide

Provides instructions on how to operate the controller using its keys.

Parameter Setting Mode

Describes the procedure to access and enter the parameter configuration mode.

Controller Configuration

Parameter Table

A comprehensive list of configurable parameters, their ranges, units, and default values.

Control Logic and Functions

Control Function Overview

Explains general control operations like online/offline status and ventilation.

Ventilation Fan Control

Details the operation logic for the ventilation fan (R2).

Door Control

Describes the optional function for door switch integration and its effects.

Temperature Control

Explains temperature regulation modes including R1 and SSR controls.

Humidity Control

Details the humidify and dehumidify control functions (R3).

Egg-turning Control

Describes the modes and operation for R6 and R7 egg turning functions.

Output and Alarm Management

Output R5 Control

Defines the control modes for R5, primarily air exhaustion with protection.

Output R4 Control

Explains R4 control modes for illumination or high-limit protection.

Output R8;R9 Control

Details R8/R9 control modes for alarm or high-limit protection.

Alarm Definition

Specifies the conditions for temperature and humidity alarming.

System Maintenance and Safety

Auto Restart Function

Describes how the controller resumes operation after a power interruption.

Restore Factory Defaults

Procedure to reset all parameters back to their original factory settings.

Display Units

Instructions for switching the temperature display between Fahrenheit and Celsius.

Manual Output Check

Guide to manually testing each output channel of the controller.

Attention and Warnings

Important safety precautions and environmental considerations for device operation.

Wiring Diagram

Illustrates the electrical connections for the controller and its peripherals.

Physical and Advanced Settings

Dimension

Provides the physical dimensions and mounting information for the controller.

Appendix: PID Control

Explains PID control principles, auto-tuning, and manual tuning procedures.

Lilytech ZL-7903A Specifications

General

Brand	Lilytech
Model	ZL-7903A
Category	Controller
Language	English