Dwyer DM-1000 Series Digital Differential Pressure Gauge/Anemometer/Airflow Meter
Digital differential pressure/air velocity/airflow multi-function meter, 4-digit LCD, accuracy ±1% FS (±2% for ≤1" w.c.).
- Original Factory Genuine, Tenfold Compensation for Counterfeits
- Full Machine Warranty, Lifetime Maintenance
- In Stock, Shipped on the Same Day
The DM-1000 Series DigiMag digital gauge measures differential pressure, air velocity and airflow simultaneously, with a 4-digit LCD supporting direct switching between imperial and metric units. Accuracy ±1% FS (±2% for ranges up to 1″ w.c.), long-term stability ±1% FS/year, suitable for HVAC system commissioning and cleanroom differential pressure inspection.
| Parameter Name | Technical Specifications |
|---|---|
| Main specifications | |
| Medium | Air and non-combustible compatible gases. |
| Wetted materials | Consult factory. |
| Housing material | Fibreglass. |
| Accuracy | ±1% F.S. including linearity, hysteresis and repeatability; ±2% F.S. for ranges of 1" w.c. and below. |
| Temperature limit | 0 to 140°F (-18 to 60°C). |
| Temperature compensation limits | 32 to 122°F (0 to 50°C). |
| Long-term stability | ±1% F.S. per year. |
| Thermal effect | ±0.05% F.S./°F typ.; ±0.10% F.S./°F typ. for ranges 1" w.c. and below. |
| Display | 4-digit LCD ( |
| Size | 0.60"H x 0.33"W). |
| Display update | 1 second to 10 minutes, or selectable button update. |
| Pressure limits | 2 psi (13.7 kPa) for ranges of 5 "w.c. and below; 11 psi (75 kPa) for ranges of 10" w.c. and above. |
| Selectable engineering units | in w.c., psi, kPa, Pa, mm w.c., mBar, in Hg, mm Hg, FS (0-100% FS). |
| Power Supply | 9V battery or external 9-24 VDC power supply. Battery included at factory but not connected. |
| Battery type | 9V alkaline battery (Duracell® PC 1604 or equivalent). |
| Battery life | Depends on display update time: 150 hours (typical) with display update at 1 second; 9 months (typical) with display update at 10 minutes; 1.5 years (typical) with no display update. If ULTRALIFE U9VL-J lithium battery is used, display time is 4 times the above. |
| Current consumption | 5 mA maximum. |
| Electrical connection | Pluggable terminal block 16 to 26 AWG. |
| Process connection | 1/8" (3 mm) I.D. tubing. |
| Enclosure | NEMA 4X (IP66). |
| Weight | 1.18 lb (535 g). |
| Certification | CE. |
| Model selection | |
| Selection table | The official website publishes a screenshot of the selection table; for complete model numbers and ranges, see the official manual "dm-1000.pdf" in the documentation package. |
- One meter for differential pressure, air velocity and airflow measurement
- 4-digit LCD with imperial and metric unit switching, no conversion needed
- Four-button operation, zero and full-scale calibration via keys
- Long-term stability ±1% FS/year
Duct airflow and air velocity testing
Connects to a pitot tube to measure dynamic pressure and directly displays air velocity and airflow, for HVAC system commissioning.
Cleanroom differential pressure inspection
Portable measurement of differential pressure in each room, recording and verifying cleanliness gradients.
Need selection advice or bulk quotation?
Send us the working condition parameters (signal type, medium, range, pressure, temperature, connection method), and our engineers will provide a selection scheme and quotation within 1 working day.
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- Email inquiry web@qishan-sh.com
