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ZL-660A-R
1. Feature
ZL-660A-R is an electronic thermostat, 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
● Cooling/heating working mode
● Delay load output
● Buzzer alarm output
● Max high-temperature or min low-temperature exceed warning.
● Sensor failure warning
● External warning input
● Dry contact alarm output
● RS 485
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: -50～130℃
● 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: 10A 250Vac（Resistive load）
● Case: PC + ABS Fire Proof
● Protection Degree: IP65 (front panel)
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Table of Contents
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Summary of Contents for Lilytech ZL-660A-R
- Page 1 ZL-660A-R 1. Feature ZL-660A-R is an electronic thermostat, 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 ●...
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Page 2: Keypad Operation
5. Operation Instruction 5.1 Display Indication Display Sign Description Icon Function Blinking Load Being delay load output Cooling TEMP. Setting In the setting state ---- ---- ---- ---- HACCP Heating TEMP. Setting In the setting state Repairing Faulty No fault ---- Warning Warning... - Page 3 once and enters into the mode. Digital will display a parameter code『U10』. Press 【▲】 or 【▼】 to select the parameter code. Press 【S】 to show its value. Press 【▲】 or 【▼】 to set the value. Press【S】 to return parameter code display status. Exit the Mode Keep depressing 【P】...
- Page 4 7. Control Function Description 7.1 Load Control Cooling Mode ≧ ● When the temperature “Set temperature”+”U22”, and the load has stopped for “U10”, the load starts. ≦ ● When the temperature “Set temperature” -”U22”, and the load has run for “U11”, the load stops.
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Page 5: Controller Installation
There are following ways for the external warning input, when the condition meets, the device will warn: Normal On: If close, warning starts. Normal Off: If open, warning starts. Lock: when the external warning input signal disappears, system keeps warning, until 【... -
Page 6: Electrical Wiring Diagram
power supply lines. The sensors and switches lines are not allowed go with the power supply lines and inductive load lines in a same pipeline, and are not allowed to pass near the contactor, breaker and the similar. ● Reduce the length of sensors’ wiring as possible, avoid forming a spiral shape near the power devices.
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