Lilytech ZL-6 A-R Series User Manual

ZL-6XXA-R Series
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1. Feature
ZL-6XXA-R is an electronic thermostat with RS 485, dedicated to control the cold storage,
seafood machine, water heaters, etc.
Front panel water-proof level is IP65. The small case size is same as those on the market.
2. Main Function
● Temperature measurement
● Temperature display
● Temperature calibration
● Compressor delay protection
● Buzzer alarm output
● Defrost control (Based on both timer and temperatures)
● Fan control
● Max high-temperature or min low-temperature exceed warning.
● Sensor failure warning
● External warning input
● RS 485
3. Model List
Model
ZL-610A-R
ZL-620A-R
ZL-630A-R
Cool+External Alarm Input+High Efficient Intelligent Defrost+RS 485
Cool+External Alarm Input+High Efficient Intelligent Defrost +Fan Control+RS 485
Function
Cool+External Alarm Input+Periodic Defrost+RS 485
4. Size Specification
1. Front panel dimension: 78* 34.5mm
2. Drilling template: 71* 29mm
3. Whole machines dimension: 78* 34.5* 71mm
4. Length of sensor(s): 3m (including the sensor probe)
5. Technical Specification
● Temperature Sensor: NTC
● Setting Range: -40～120℃
● Display Range: -50～130℃

Lilytech ZL-6 A-R Series Specifications

General

Brand	Lilytech
Model	ZL-6 A-R Series
Category	Thermostat
Language	English

Summary

Technical Specifications

Temperature Ranges

Environmental Conditions

Power and Electrical

Covers power supply, terminal, and load current.

Enclosure and Protection

Operation Instructions

Display Indicators

Keypad Usage

System Parameter Configuration

Parameter Code Descriptions

Details parameters like compressor delay, defrost, and warnings.

Temperature Calibration

Covers calibration for room and defrost sensors.

Warning Settings

Includes temp warning deviations and delay times.

Input and Output Settings

Communication and Security

Control Function Details

Compressor Control Logic

Explains compressor start/stop conditions and emergent on.

Compressor Protection

Details delay protection after power or stop.

Fan Control Modes

Describes controlled and free modes for ZL-630A-R.

Sensor Failure Modes

Operation during room or defrost sensor failures.

Defrosting Operations

Covers automatic, manual defrost, and dripping water.

Warning and Alarm Functions

Parameter Reset

Installation and Wiring

Installation Environment Warnings

Installation Procedure

Electrical Wiring Safety

Emphasizes safe wiring practices by certified electricians.

Wiring Diagrams

ZL-610A-R Wiring

ZL-620A-R Wiring

ZL-630A-R Wiring