We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
SiemensElectronic Air Differential Pressure Sensors

Siemens 590-780 Electronic Air Differential Pressure Sensor

The Siemens 590-780 is an electronic air differential pressure sensor with a range of 1 in wc to 1 in wc. It features a 4 to 20mA output, ±0.40% accuracy, requires 0 to 10V DC power, and has a loop resistance of 100…

SKU 3G-OTH-68482

Also listed as: 590780 · 590 780

Brand
Siemens
Item
590-780 Electronic Air Differential Pressure Sensor
Part Number
590-780
Category
Electronic Air Differential Pressure Sensors
Available to Order
Also known as:590-780Siemens
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

Siemens
Manufacturer Part Number
590-780
Type
±0.40% Accuracy, 4 to 20mA, 100 ohms
DC
0 to 10V
Output
4 to 20mA
Accuracy
±0.40%
Power Required
0 to 10V DC
Loop Resistance
100 ohms

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The Siemens 590-780 is an electronic air differential pressure sensor with a range of 1 in wc to 1 in wc. It features a 4 to 20mA output, ±0.40% accuracy, requires 0 to 10V DC power, and has a loop resistance of 100 ohms.

Frequently Asked Questions

What is the Siemens 590-780 differential pressure sensor used for?

The Siemens 590-780 electronic air differential pressure sensor measures low air pressure differences in HVAC systems, cleanrooms, and industrial ventilation. It monitors filter status, airflow, and duct static pressure with ±0.40% accuracy and a 4 to 20mA output.

What are the specifications of the Siemens 590-780 differential pressure sensor?

The Siemens 590-780 has a range of 1 in wc to 1 in wc, accuracy of ±0.40%, output of 4 to 20mA, loop resistance of 100 ohms, and requires 0 to 10V DC power. It is an electronic air differential pressure sensor from Siemens.

Where to buy the Siemens 590-780 differential pressure sensor worldwide?

3G Electric supplies the Siemens 590-780 differential pressure sensor worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the Siemens 590-780 differential pressure sensor?

Mount the Siemens 590-780 in a dry location with pressure ports oriented downward to prevent moisture ingress. Connect the 4 to 20mA output to a controller with 100 ohm loop resistance and supply 0 to 10V DC power. Follow Siemens wiring diagrams for proper operation.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
Not sure this is the right part? Photo-identify it

Siemens Products

3G Electric supplies Siemens electronic air differential pressure sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Siemens
Siemens
This room condition monitor measures differential pressure with a range of +/- 0.10" WC (25 Pa) and an accuracy of ±0.5% of full scale. It features a 2.17 in display, 0 to 5 V DC analog inputs, and a 4 to 20 mA (2-wire) analog output. Operating on 18 to 30V AC, it is suitable for monitoring pressure in controlled environments such as cleanrooms and laboratories
Siemens
Siemens
The Siemens Room Condition Monitor measures differential pressure in controlled environments such as cleanrooms, hospital isolation rooms, and laboratories. It features a 2.17-inch display, SPDT relay output, and operates on 18 to 32V AC. Accuracy is ±0.5% of full scale, with a measurement range of +/- 0.25" WC (62.5 Pa). Suitable for temperatures from 32°F to 120°F and up to 95% RH non-condensing
Siemens
Siemens
This room condition monitor measures differential pressure with a range of ±0.50" WC (125 Pa) and accuracy of ±0.25% of full scale. It features a 2.17-inch display and an SPDT relay output. The device operates on 18 to 32V AC and is suitable for environments with temperatures from 32°F to 120°F and humidity up to 95% RH non-condensing. Typical applications include monitoring room pressure in controlled environments such as cleanrooms, laboratories, and hospitals
Siemens
Siemens
The Siemens 547-203A Room Condition Monitor measures differential pressure with a range of +/-0.25" WC (62.5 Pa) and accuracy of ±0.5% of full scale. It features a 2.17-inch display, BACnet communication via terminal block, and an SPDT relay output. Operating on 18 to 32V AC, it is suited for environments requiring pressure monitoring, such as cleanrooms and labs, within 32°F to 120°F and up to 95% RH non-condensing
Siemens
Siemens
This Siemens room condition monitor measures differential pressure with a range of +/- 0.25" WC (62.5 Pa) and accuracy of ±0.25% of full scale. It features a 2.17 in display, SPDT relay output, and operates on 18 to 32V AC. Suitable for monitoring room pressurization in controlled environments such as cleanrooms and laboratories
Siemens
Siemens
Siemens Room Condition Monitor with a measurement range of +/- 0.25" WC (62.5 Pa) and accuracy of ±0.25% of full scale. Features a 2.17-inch display, 0 to 5 V DC analog inputs and outputs (3-wire), and operates on 18 to 30V AC. Suitable for monitoring differential pressure in HVAC and containment applications

More from Siemens

View all Siemens parts
Siemens
Siemens
Electronic air differential pressure sensor with 4 to 20mA output and ±0.40% accuracy. Requires 0 to 10V DC power and has a loop resistance of 100 ohms. Used for monitoring air pressure differences in HVAC systems, clean rooms, and industrial ventilation
Siemens
Siemens
This electronic air differential pressure sensor measures low pressure differences from -0.25 to 0.25 in wc with ±1.00% accuracy. It provides a 0 to 10V DC output and requires a 0 to 10V DC power supply. Typical applications include monitoring filter loading, fan status, and airflow changes in HVAC systems, clean rooms, and industrial ventilation
Siemens
Siemens
Electronic air differential pressure sensor with a measurement range of 0.5 in wc to 0.65 in wc. Provides a 4 to 20mA output signal with ±0.40% accuracy. Requires 0 to 10V DC power supply and has a loop resistance of 100 ohms. Used for monitoring low air pressure differences in HVAC systems, clean rooms, and industrial ventilation applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first