Decscription of KIMO INSTRUMENT Si-PM3 Digital Differential Pressure Manometer
The palm-sized Sauermann Si-PM3 digital differential pressure manometer easily measures pressure.

This manometer is particularly useful for HVAC professionals, technicians, and engineers involved in tasks such as airflow and air velocity measurements, system diagnostics, and maintenance. Its user-friendly interface and robust construction ensure reliable performance across a range of environments.
Features of Si-PM3 Digital Differential Pressure Manometer :
- Measuring range: -150 to +150 hPa (-60 to 60 inH2O)
- Backlit LCD screen
- Air velocity and airflow with Pitot tube (optional)
- Magnetic backing for easy fixing & carrying bag
Measure details | |
Units | inH?O, Pa, mbar, hPa, mmH?O, psi |
Measuring ranges | |
Pressure | -150.00 hPa … 150.00 hPa |
Airflow | 0.00 m³/h … 9999.00 m³/h |
Air velocity | 2.00 m/s … 80.00 m/s |
Technical details | |
Parameters | Air velocity Airflow Differential pressure |
Displays | 2-line display |
IP Protection | IP 40 |
Battery life | 170 hours |
Standards | RoHS II 2011/65/EU (EU)2015/863 UKCA 2012/19/EU WEEE 2014/53/EU RED |
Wireless connection | 1 |
Power supply | 3 alkaline batteries LR03 AAA 1.5 V |
Protective cover | No |
Interchangeable module | No |
Instrument Dimensions | |
Length | 2 3/4 inches 70 mm |
Width | 1 5/16 inches 33 mm |
Height | 5 9/16 inches 141 mm |
Weight | 7 pounds 200 g |
Operating temperature | |
Min | 0.00 °C |
Max | 50.00 °C |
Storage temperature | |
Min | -20.00 °C |
Max | 70.00 °C |
2 clear tubes Ø4×6 mm, 1 m (39.37’’) length
1 Certificate of conformity
1 Quick Start Guide
3 alkaline batteries LR03 AAA 1.5 V
1 Carrying bag
source :kimoinstruments.com
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