Digital Manometer Gauge - Dual Port HVAC Air Pressure Tester, Handheld Differential Pressure Meter for Gas, Water & Air (Ideal for HVAC Technicians, Plumbing & Industrial Applications)
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Estimated Delivery:7-15 days international
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SKU:78861840
Product Description
About this item DISPLAY: Large digital LCD screen with backlight and offer 11 selectable pressure units: bar, mbar, kPa, kgf/cm2, mmHg, cmH2O, Ozf/in2, psi, inHg, inH2O, ftH2O FEATURES : USB Port for pc connection (read and export data via USB cable), 0.5s response time, dual input probes, factory pre-calibrated, overload indication, data HOLD function and Max / Min / AVG values measurement. MEASUREMENT RANGE: 1.450 psi with 0.001 resolution and ±0.3%FSO (25℃) Accuracy POWER SOURCE: 4 x 1.5V AAA battery APPLICATION: Test ductwork and gas pressure on HVAC systems like oil furnace, boiler, air condition, refrigerator etc.
Product Features
DISPLAY Large digital LCD screen with backlight and offer 11 selectable pressure units bar, mbar, kPa, kgf/cm2, mmHg, cmH2O, Ozf/in2, psi, inHg, inH2O, ftH2O
FEATURES USB Port for pc connection (read and export data via USB cable), 0.5s response time, dual input probes, factory pre-calibrated, overload indication, data HOLD function and Max / Min / AVG values measurement.
MEASUREMENT RANGE 1.450 psi with 0.001 resolution and ±0.3%FSO (25℃) Accuracy
POWER SOURCE 4 x 1.5V AAA battery
APPLICATION Test ductwork and gas pressure on HVAC systems like oil furnace, boiler, air condition, refrigerator etc.
Customer Reviews
While there is no documentation for the serial protocol for this device, we were able to reverse engineer the command strings. For anyone who needs this information, read below.The command string is a colon followed by a number followed by a semicolon. So :0; is command 0, :7; is command 7, etc. There are 8 commands that we were able to discover.:0; - Start streaming data:1; - Set unit type (also starts streaming):2; - Toggle differential pressure on/off:3; - Toggle Hold on/off:4; - Toggle record on/off:5; - Toggle backlight on/off:6; - Shutdown device:7; - Stop streaming dataSerial port setup is:Baud: 9600Parity: NoneCharacter Size: 8Stop Bits: 1Flow control: none
