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Dwyer DM-1204 Digital Differential Pressure Gauge - Digital Differential Air Flow Gauges for Air & Compatible Gases
DwyerDigital Differential Air Flow Gauges for Air & Compatible Gases

Dwyer DM-1204 Digital Differential Pressure Gauge

The DWYER DM-1000 Series Digital Differential Pressure Gauge (model DM-1204) is a digital differential air flow gauge for air and compatible gases. It features a glass-filled plastic case, a 5-inch dial, and a…

SKU 3G-OTH-175171

Also listed as: DM1204 · DM 1204

Brand
Dwyer
Item
DM-1204 Digital Differential Pressure Gauge
Part Number
DM-1204
Category
Digital Differential Air Flow Gauges for Air & Compatible Gases
Available to Order
Also known as:DM-1204Dwyer
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
DM-1204
Series
DM-1000
Type
Center Back, 4X, 4X
Dial
5 in
Tubing
0.125 in
Accuracy
±1.00%
Case Material
Glass-Filled Plastic
Over-Pressure Limit
100% Full Scale
NEMA Enclosure Rating
4X
Pressure Measuring Units
mm wc
Process Connection Location
Center Back

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER DM-1000 Series Digital Differential Pressure Gauge (model DM-1204) is a digital differential air flow gauge for air and compatible gases. It features a glass-filled plastic case, a 5-inch dial, and a center-back process connection with 0.125-inch tubing. Key specifications include an accuracy of ±1.00%, an over-pressure limit of 100% full scale, pressure measuring units in mm wc, and a NEMA 4X enclosure rating.

Frequently Asked Questions

What is the DWYER DM-1204 digital differential pressure gauge used for?

The DWYER DM-1204 is used to measure differential pressure of air and compatible gases in HVAC, cleanroom, and industrial process applications. It provides a digital readout in mm wc with ±1.00% accuracy, making it suitable for monitoring filter pressure drop, duct static pressure, and airflow in ventilation systems.

What are the specifications of the DWYER DM-1204?

The DWYER DM-1204 is a DM-1000 series digital differential pressure gauge with a 5-inch dial, 0.125-inch tubing, and center-back process connection. It has a glass-filled plastic case, NEMA 4X enclosure rating, ±1.00% accuracy, and an over-pressure limit of 100% full scale. Pressure measuring units are mm wc.

Where to buy the DWYER DM-1204 worldwide?

You can source the DWYER DM-1204 digital differential pressure gauge through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive sourcing for this Dwyer model.

How to install the DWYER DM-1204 differential pressure gauge?

Install the DWYER DM-1204 by connecting 0.125-inch tubing to the center-back process connection. Mount the gauge in a location free from excessive vibration and within its rated temperature range. Ensure the high-pressure port connects to the higher pressure side. Follow standard piping practices for differential pressure instruments to avoid moisture ingress.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management
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Dwyer Products

3G Electric supplies Dwyer digital differential air flow gauges for air & compatible gases. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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