Precise Temperature Control Industrial Cooling System
Due to Thailand’s tropical climate, operating industrial machinery, electronic devices, and other equipment at high ambient temperatures can lead to overheating. This can result in equipment malfunction, reduced efficiency, and in severe cases, fire hazards. Similar to how elevated body temperature affects human health and performance, excessive heat in machinery compromises its operation and longevity. Chillers are essential for maintaining optimal operating temperatures, ensuring equipment reliability and performance.
Chillers are refrigeration units designed for cooling, temperature reduction, and heat dissipation. They utilize water as the primary medium for heat exchange. In industrial applications, chillers are crucial for cooling machinery, extending equipment lifespan, and maintaining operational efficiency.
Utilizes water for heat exchange and cooling.
Widely adopted in industrial settings for machine cooling, maintenance, and performance optimization.
Applications include: Hydraulic injection molding machines, CNC machines, and other industrial equipment requiring precise temperature control.
Designed for cooling CNC and Fiber Laser machines, ensuring optimal operation by preventing overheating during use.
FEATURES
Dual digital tube display for simultaneous monitoring of set and real-time temperatures.
Full-power refrigeration with micro-process controlled heating.
High-precision temperature control with fluctuations within ±0.5℃.
Self-diagnosis function for sensor faults and water flow alarm.
Integrated circuit board with high component density and enhanced anti-interference capabilities.
Machine Dimensions
Alarm Indicator
Inlet and Outlet Ports
Internal Water Level Indicator
Drain Outlet
Included Accessories
Side View
Rear View
Optional drain pipe available with inside diameters of 19 mm or 32 mm.
Drain pipe with 32 mm inside diameter.
Machine Components
Inlet and Outlet Connections
Download Chiller JLFL User ManualClick Here
Understanding BTU Measurement
BTU, or British Thermal Unit, is a standard unit for quantifying heat energy. It represents the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit under constant pressure. This unit is widely used, particularly in the United States, for measuring heating and cooling capacities of systems and appliances.
The process of determining BTU involves several key steps:
System Definition: Identify the specific system or equipment (e.g., HVAC unit, appliance) for which the BTU measurement is relevant.
Substance Identification: Determine the primary substance involved in heat transfer, commonly water, but potentially others depending on the application.
Temperature Change Measurement: Accurately record the initial and final temperatures of the substance during the heat exchange process.
4. Heat Energy Calculation: Employ the following formula to calculate the heat energy in BTUs:
Heat energy (BTU) = mass (lb) × specific heat (BTU/lb°F) × temperature change (°F)
Where:
mass is the weight of the substance in pounds.
specific heat is the substance’s specific heat capacity in BTU per pound per degree Fahrenheit.
temperature change is the difference in temperature in degrees Fahrenheit.
5. Efficiency Considerations: For precise analysis, account for the operational efficiency of the system or equipment to determine the actual BTU output or input. BTU measurement is fundamental for various applications, including HVAC design, appliance rating, and industrial process optimization.
Operational Synergy: Laser Tube CO2 and Chiller System
Optional Accessory: Heat Exchanger
The Heat Exchanger, when connected to the Chiller and submerged in water, enhances cooling efficiency for further temperature reduction.
Available for an additional 3,000 Baht!
Heat Exchanger Installation with Chiller Unit
Heat Exchanger: An optional accessory for chillers, designed to further reduce water temperature | SALECNC.net
Chiller Water Cooling vs.VSCooling Tower
Cooling Towers are traditionally used in industries such as Hydraulic Injection Molding. However, they present several drawbacks, including large size, open-system operation which makes them susceptible to dust and debris ingress, leading to reduced performance and shorter lifespan. Consequently, industrial facilities are increasingly opting for Chiller Water Cooling Systems. Chillers offer a compact footprint, optimized space utilization, and a closed-system design that effectively prevents contaminants. This results in enhanced reliability and extended operational longevity.
Cooling Tower
Chiller Water Cooling
❌ Open system
✅ Closed system
❌ Open system design facilitates dust and debris ingress, causing blockages, corrosion, and affecting operational integrity.
✅ Closed system design prevents dust and debris ingress. Easy water changes ensure optimal performance.
❌ Difficult maintenance and cleaning procedures.
✅ Simplified maintenance and cleaning processes.
❌ Large physical footprint requires significant operational space.
✅ Compact design optimizes space utilization.
❌ Shorter operational lifespan.
✅ Extended operational lifespan.
❌ Lower initial cost but higher long-term expenses due to maintenance, repairs, and frequent replacement. Inefficient budget allocation.
✅ Higher initial investment yields greater long-term value through reduced maintenance, simplified upkeep, and cost savings. Superior return on investment.
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Normal temperature water set temperature = [low temperature water set temperature] + [F01 normal temperature water temperature difference] , Not controlled by the upper and lower temperature limits
F01
Automatic working
1
0～1
0: not used / 1: used
F03
Low temperature water set temperature
23.0℃
【F06】～【F05
The function of the parameters is detailed in: 5 Control Logic.
F04
Control temperature difference
1.0℃
0.1～20.0℃
The function of the parameters is detailed in: 5 Control Logic.
F05
Temperature setting upper limit
30.0℃
【F06】～90 ℃
Low temperature water set the settable temperature range.
F06
Temperature setting lower limit
20.0℃
-38～【F05】℃
Low temperature water set the settable temperature range.
F07
Temperature over temperature upper limit
35℃
0~99℃
Alarm when the temperature of low temperature water or normal temperature water is greater than or equal to this value.
F08
Over temperature lower limit
4℃
-38～99℃
When low temperature water or normal temperature water temperature is less than or equal to this value, it will alarm.
F09
–
F10
Off the compressor temperature difference
3.0℃
0.3～15.0℃
–
F11
Heating temperature difference
2.0℃
0.1～20.0℃
When the electric heating is controlled (that is, the [function selection] is set to 2 or 3), this parameter is valid. / The function of the parameters is detailed in: 5 Control Logic.
F12
Low temperature water temperature compensation
0
-9.9～9.9℃
–
F13
Room temperature water temperature compensation
0
-9.9～9.9℃
Add
F14
Compressor anti-frequent start time
2 minutes
1～5 minutes
–
F15
Compressor start delay
30 seconds
0～255 seconds
Press the start button for at least the set time before allowing the compressor to start
F16
High/low temperature alarm delay
10 seconds
0～255 seconds
After the set time is delayed after the power is turned on, the detection of low temperature water and normal temperature water temperature is too high/low faults.
F17
Flow alarm delay
3 seconds
0～255 seconds
After pressing the power button, it will alarm after detecting the flow switch input for this time
F18
Level alarm delay
5 seconds
0～255 seconds
After power-on, it will alarm after detecting the input of the level switch for this time
F19
Pressure detection delay
10 seconds
0～255 seconds
After turning on the compressor and delaying the set time, start to detect pressure failure.
F20
DI4 input selection
0
0～1
0: Normal temperature flow / 1: Phase sequence switch
F21
Pressure Switch
0
0～2
0: Normally open / 1: Normally closed / 2: Disabled
(When set to normally open, the switch is closed and alarms)
F22
Room temperature flow/phase sequence
0
0～2
0: Normally open / 1: Normally closed / 2: Disabled
(When set to normally open, the switch is closed and alarms)
F23
Low temperature flow switch
0
0～2
When set to normally closed, the switch is disconnected and alarms
/ When set to disable, the state of the corresponding switch is not detected.
F24
Level Switch
0
0～2
When set to normally closed, the switch is disconnected and alarms
/ When set to disable, the state of the corresponding switch is not detected.
F25
Compressor overload switch
0
0～2
When set to normally closed, the switch is disconnected and alarms
/ When set to disable, the state of the corresponding switch is not detected.
F26
Alarm relay function
1
0～1
0: Alarm signal, control the relay output according to whether the unit has a fault
(**Relay NC point: disconnect when the unit fails, and close when the unit is in standby or normal operation; )
(**Relay NO point: pulls in when the unit fails, and disconnects when the unit is in standby or normal operation. )
/ 1: Normal operation signal, according to whether the unit is operating normally to control the relay output
(**Relay NC point: disconnect when the unit is operating correctly, and close when the unit is in standby or failure; )
(**Relay NO point: when the unit is operating correctly, it is closed, and when the unit is in standby or faulty, it is disconnected. )
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