DMG-3

This product is mainly used for air exhaust and compression in refrigeration and maintenance operation, refrigerant charging of air-conditioning systems. It can display pressure in real-time with a bigger screen.

gauge

coupler

hoses

accessories

1 x Gauge Set

2-Way: red, blue

Refrigerant Type: R134A, R22, R410A, etc.

Max Working Pressure: 800psi

Low side: blue

High side: red

2 x Couplers

Blue: Low side quick connector/adapter

Red: High side quick connector/adapter

Fits A/C manifold gauge sets (R-134A), coupler interface fits with R134A service ports, 1/4" male flare

3 x 4.1 Feet Hose

Red Hose: high pressure

Blue Hose: low pressure

Yellow Hose: refrigerant

(800 PSI working pressure and 4000 PSI burst pressure )

Other Accessories

1 x dual-purpose valve wrench

1 x corkscrew

2 x R410A adapter

1 x hook
 
AC SYSTEM
Pressure Measuring Range -14.5-500psi/-14.5-800psi
Operating Temperature -10~60℃
Operating Humidity 35%~85%RH
Pressure Resolution 0.5psi
Temperature Resolution 1℃
Accuracy of Pressure ±0.5%FS (22℃~28℃)
Accuracy of Temperature ±1℃
Battery Life six months
Sampling Period 1s
Battery Indicator display "LOB" at low battery
Display 1.9 *1 (in) LCD/blue back-light
Temperature Unit ℉ / °C
Over Range Alarm Displays -OL-
  1 2 1 dmg-1-300 DMG-3B-300 DMG-3-300
  PG-30 Low Pressure PG-30Pro High Pressure PT-500&PT-800 DMG-1 DMG-3B DMG-3
Pressure Measuring Range -14.5-500psi -14.5-800psi -14.5-500/800psi -14.5-500/800psi -14.5-500/800psi -14.5-500/800psi
Accuracy ±0.5%FS(22-28℃) ±0.5%FS(22-28℃) ±0.5%FS(22-28℃) ±0.5%FS(22-28℃) ±0.5%FS(22-28℃) ±0.5%FS(22-28℃)
Fitting 1/8'' NPT 1/8'' NPT 1/8'' NPT 1/4'' SAE 1/4'' SAE 1/4'' SAE
Measurement Units MPa,kPa,bar,psi,kg/m²,cmHg MPa,kPa,bar,psi,kg/m²,cmHg psi, inHg, kg/cm², cmHg, bar, kPa, Mpa MPa,kPa,bar,psi,kg/m²,cmHg MPa,kPa,bar,psi,kg/m²,cmHg MPa,kPa,bar,psi,kg/m²,cmHg
Battery CR2450 3*1.5V AAA 6*1.5V AA CR2450 3*1.5V AAA 3*1.5V AAA
Refrigerant Types 91 87 140 91 87 87
Wireless App N/A N/A ✓ N/A N/A N/A
Super-heat and sub-cool N/A N/A ✓ N/A N/A N/A
Temperature Clip N/A N/A ✓ N/A N/A N/A
Quick Coupler N/A N/A N/A N/A N/A ✓
 
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