The differential manometer can be used to measure air-conditioning and ventilation system or verify in the site, and room or any corrective maintenance of pressure system. It is a indispensable measuring apparatus to heating and ventilation air-conditioning for technicians, operating maintenance engineers, and scientific researchers for its simply operation and distinct reading.

Features:
Test the differential pressure/positive pressure/negative pressure of areas and pipes.
LCD display with backlight for easy reading.
Max./Min./Average value measurement function.
11 selections of measuring unit: kPa, psi, kgcm2, ozin2, bar, mbar, inHg, mmHg, inH2O, ftH2O, cmH2O.
Low indication, calibration, adjustment, record model and data hold function.
Compact size and light weight, easy to operate and carry.
It can be used to measure air-conditioning and ventilation system or verify in the site, and room or any corrective maintenance of pressure system.
It is a indispensable measuring apparatus to heating and ventilation air-conditioning for technicians, operating maintenance engineers, and scientific researchers for its simply operation and distinct reading.

Specifications:
Material: ABS
InH2O : ±55.40, resolution: 0.01
Psi : ±2.000, resolution: 0.001
Mbar : ±137.8, resolution: 0.1
Kpa : ±13.79, resolution: 0.01
InHg : ±4.072, resolution: 0.001
MmHg : ±103.4, resolution: 0.1
Ozin2 : ±32.00, resolution: 0.01
FtH2O : ±4.612, resolution: 0.001
CmH2O : ±140.6, resolution: 0.1
Kgcm2 : ±0.140, resolution: 0.001
Bar : ±0.137, resolution: 0.001
of Measurement: ±39.99kPa
Accuracy: ±1%
Repeatability: ±0.2%
Linearity/Hysteresis: ±0.1%
Max. Limit of Pressure: 79.9kPa
Outrange Warning: Err1 or Err2
Pressure Connection: 1/8" (3.18mm) quick coupling
Operating Temperature: 0~40℃(10%~80%RH)
Storage Temperature: -10~60℃(10%~70%RH)
: 3 * 1.5V AAA (NOT included)
Item Size: Approx. 137 * 64 * 27mm / 5.40 * 2.52 * 1.07in
Item Weight: Approx. 128g / 4.52oz
Package Weight: Approx. 245g / 12.18oz
Package Size: Approx. 23.3 * 18 * 5.5cm / 9.18 * 7.09 * 2.17in

Package List: E8057
1 * Manometer
4 * Pipes
2 * Metal Connector
1 * Storage Bag
1 * User Manual (English)