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Designed for use with R22 and R410A refrigerants, Extech is introducing their HD780 Digital Manifold Pressure Gauge. The HD780 concurrently measures suction line or liquid line pressure and line temperature to calculate and show superheat and sub cooling for A/C units. The dual inputs measure differential pressure (P1-P2) and Type K temperature (T1-T2). Even more, Extech includes heavy duty connection hoses, Type K Temperature Clamp Probe and a bead wire Temperature Probe to satisfy a range of application standards.
Pressure/Vacuum | Range | Resolution | Basic Accuracy |
psi | -14 to 500psi | 0.1psi | ±1psi |
bar | -0.96 to 34.47bar | 0.01bar | ±0.1bar |
kPa | -96 to 3447kPa | 1kPa | ±7kPa |
inHg | -28 to 999.9inHg | 0.1inHg | ±2inHg |
cmHg | -72 to 2585cmHg | 1cmHg | ±5cmHg |
Temperature (Type K) | -76°F to 999.9°F (-60°C to 537.0°C) | 0.1°F/°C | ±(0.15%rdg + 1.8°F/1°C) |
Temperature (Ambient - NTC) | 32.0°F to 122.0°F (0°C to 50.0°C) | 0.1°F/°C | ±2°F/1°C |
Maximum Overload Pressure | 800psi | ±(4.0%+20d) |
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Dimensions | 8.3 x 3.1 x 2" (212 x 78 x 51mm) |
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Weight | 11.9oz (338g) |
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