User Manual

DRS220 User’s Guide
1
Introduction
Thank you for your purchase of the UEI DRS220 Digital Charging Scale. The
DRS220 is the most accurate and precise refrigerant meter available today with
features that cannot be found anywhere else. It is ideal for HVAC and Refrigeration
service, including Critical Charging of small refrigeration systems.
With the DRS220, you can measure weight in both metric and english units. The
DRS220 is programmable, and has a built in alarm to indicate a programmed
threshold has been exceeded. Attaching the DRS220 to the DRSCM (optional,
extra) allows automatic refrigerant charging for A/C systems.
Features
• Large, high-visibility LCD display
• Measures Weight in kgs and lbs
• Built-in memory remembers all previous settings
• Refrigerant Tank Capacity Indicator
• Rugged, Compact Design
• Long Battery Life
• High Accuracy and Resolution
• Programmable
• Can be calibrated in the field with inexpensive reference weights
• Expandable with DRSCM Charge module (not included)
Specications
Capacity 100 kilograms (220 Pounds)
Accuracy 0.5% of Reading +/- 1 Least Significant Digit
Resolution 2g, 0.005 lbs., 0.1 oz.
Powe
r 4 x 1.5V ‘AAA’ Alkaline Batteries (6 VDC)
Battery Life 30 hours continuous use
Operating Temperature 0°C – 60°C (32°F – 140°F)
Weight 2.5 kg (5.5 lbs.)
Dimensions 26.7 cm x 26.7 cm x 4.5 cm (10.5” x 10.5” x 1.75”)
NOTE: To prevent damage, never exceed the rated capacity of the DRS220.