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Lilytech ZL-6250A Instruction Manual

Electronic thermostat
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Table of Contents

ZL-6250A
1. Feature
ZL-6250A is cooling/heating thermostat, dedicated to control the cold storage, seafood
machine, poultry production, 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 regulation: switch between cooling and heating automatically
● Temperature display
● Temperature calibration
● Output delay protection
● Buzzer alarm output
● External warning input
● Max high-temperature or min low-temperature exceed warning.
● Sensor failure warning
3. 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)

4. Technical Specification

● Temperature Sensor: NTC
● Setting Range: -40～120℃
● Display Range: -40～130℃
● Working Temperature: -10～45℃
● Storage Temperature: -30～70℃
● Humidity: 5～85%RH (without dewing)
● Power Supply: AC185~245V, 50HZ
● Terminal Wire: <= 2 * 1.5mm
● Load Current: 7A 250Vac（Resistive load）
● Case: PC + ABS Fire Proof
● Protection Degree: IP65 (front panel)
5. Display Indication
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Summary of Contents for Lilytech ZL-6250A

  • Page 1: Technical Specification

    ZL-6250A 1. Feature ZL-6250A is cooling/heating thermostat, dedicated to control the cold storage, seafood machine, poultry production, water heaters, etc. Front panel water-proof level is IP65. The small case size is same as those on the market. 2. Main Function ●...

  • Page 2: Keypad Operation

    Display Sign Description Icon Function Blinking Temp. Set ---- ---- Setting Temp. Cool Control In cool mode Not in cool mode Compressor power on delaying Heat Control In heat mode Not in heat mode Heat output power on delaying Repair ---- No fault Be faulty...
  • Page 3 Exit the Mode Keep depressing 【P】 for 3 seconds, the set parameters will be saved, the mode exits. If do not press any key for 30 seconds, the mode will exit without saving all the set data. ZL-6250A: Parameter Factory...
  • Page 4 0:Warning off Buzzer warning 1:Warning on 0:Disable On/Off 1:Enable Password 0000~9999 1111 7. Control Function Description 7.1 Cool Control Instruction 7.1.1 Cool control ≧ ● When the temperature “Set temperature”+”U22”, and the compressor has stopped for “U10”, the compressor starts. ≦...

  • Page 5: Controller Installation

    7.5 High-temperature and Low-temperature Warning ● When the room temperature ≥ “set temperature”+ “U54”, and the time reaches to “U52 or U53”, high temperature warning starts. ● When the test temperature ≦ “set temperature”+ “U55”, and the time reaches to “U52 or U53”, low temperature warning starts.

  • Page 6: Electrical Connection

    9. Electrical Connection Warning ● Electrical wiring must be manipulated by certified electrician. ● Wrong power supply may damage the device and system seriously. ● Try with effort to layout the sensors and switches line apart from inductive load lines and power supply lines.

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