Mastercool 98201-A — Refrigerant Charging Scale 5000g Capacity for R600a/R290 Professional electronic charging scale with 5000g (5kg) capacity, designed explicitly for R600a (isobutane) and R290 (propane) flammable refrigerant charging. Features 7/16" UNF connection for direct bottle mounting and precise 1g resolution for accurate refrigerant charging in domestic refrigeration applications. Key Features: 5000g (5kg) Capacity – Ideal for R600a and R290 charging applications 1g Resolution – Precise measurement for accurate charging 7/16" UNF Connection – Direct mounting for R600a/R290 bottles Digital Display – Easy-to-read LCD screen Tare Function – Zero out bottle weight for accurate charge measurement Auto Shut-Off – Conserves battery life Compact Design – Portable for on-site service work Durable Construction – Built for professional workshop use Specifications: Model: 98201-A Capacity: 5000g (5kg) Resolution: 1g Connection: 7/16" UNF thread Refrigerants: R600a (isobutane), R290 (propane) Display: Digital LCD Power: Battery-Operated Tare function: Yes Auto shut-off: Yes Weight: 10 kg (shipping weight) SKU: 98201-A Barcode: 700376132069 HS Code: 90262080 Related Charging Scales: 98202-600 — Charging Scale 5000g with R600 Bottle 98202-A — Charging Scale 5000g with 7/16" R600a/290 Case 98210-BL — Accu-Charge II Charging Scale (Black) 98211-B — Accu-Charge III Certified Scale 110kg Capacity (Black) Applications: R600a (isobutane) refrigerant charging R290 (propane) refrigerant charging Domestic refrigerator and freezer service Small commercial refrigeration Precise refrigerant measurement Flammable refrigerant handling Hydrocarbon refrigerant systems Why Use a Charging Scale? Accurate refrigerant charging is critical for system performance and efficiency. Overcharging or undercharging can result in poor cooling performance, increased energy consumption, and potential damage to the compressor. A charging scale ensures you add precisely the right amount of refrigerant specified by the manufacturer. R600a and R290 Refrigerants: R600a (Isobutane) Natural refrigerant with low GWP (Global Warming Potential) Commonly used in domestic refrigerators and freezers Highly efficient with excellent thermodynamic properties Flammable - requires careful handling Small charge quantities (typically 30-150g) R290 (Propane) Natural refrigerant with very low GWP Used in commercial refrigeration and heat pumps Excellent energy efficiency Flammable - requires safety precautions Larger charge quantities than R600a How to Use: Place scale on a stable, level surface Connect R600a or R290 bottle to scale using 7/16" UNF connection Turn on scale and allow it to stabilise Press tare button to zero out the bottle weight Connect charging hose to the bottle Monitor weight as refrigerant is added to system Stop charging when the correct weight has been dispensed Record final charge weight for service records Safety Considerations for Flammable Refrigerants: Ventilation – Ensure adequate ventilation when working with R600a/R290 No Ignition Sources – Keep away from sparks, flames, and hot surfaces Leak Detection – Use electronic leak detectors rated for flammable refrigerants Proper Training – Ensure technicians are trained in flammable refrigerant handling Charge Limits – Never exceed manufacturer's specified charge quantities Benefits: Precise Charging – 1g resolution ensures accurate refrigerant quantities Cost Savings – Avoid overcharging and wasting expensive refrigerant System Performance – Correct charge ensures optimal cooling efficiency Professional Service – Demonstrates precision and care to customers Compliance – Meet manufacturer specifications and regulations Maintenance: Keep scale clean and free from refrigerant oil Store in a protective case when not in use Replace batteries when low battery indicator appears Calibrate periodically for accuracy Avoid dropping or impact damage Keep away from moisture and extreme temperatures Professional Quality: Mastercool charging scales are built to professional standards for accurate, reliable refrigerant charging in demanding service environments, especially for flammable hydrocarbon refrigerants.
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