Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -25 - 25 mbar
APPLICATIONS
DPT-R8 series devices are commonly used in HVAC/R systems for: Fan, blower and filter monitoring Pressure and flow monitoring Valve and damper control Pressure monitoring in clean rooms
WARNING
READ THESE INSTRUCTIONS CAREFULLY BEFORE ATTEMPTING TO INSTALL, OPERATE OR SERVICE THIS DEVICE.
Failure to observe safety information and comply with instructions could result in PERSONAL INJURY, DEATH AND/ OR PROPERTY DAMAGE.
To avoid electrical shock or damage to equipment, disconnect power before installing or servicing and use only wiring with insulation rated for full device operating voltage.
To avoid potential fire and/or explosion do not use in potentially flammable or explosive atmospheres.
Retain these instructions for future reference.
This product, when installed, will be part of an engineered system whose specifications and performance characteristics are not designed or controlled by Sensocon. Review applications and national and local codes to assure that the installation will be functional and safe. Use only experienced, knowledgeable, technicians to install this device.
SPECIFICATIONS
Performance Accuracy (at applied pressure) Ranges < 0.5 inWC = 0.01 inWC Ranges 0.5 inWC = 1.5% inWC Accuracy specifications include: general accuracy, temperature drift, linearity, hysteresis, long term stability, and repetition error
Thermal Effects Temperature compensated across the full spectrum of capability
Overpressure Proof Pressure: 100 inWC Burst Pressure: 120 inWC
Zero Point Calibration Automatic with function or Manual push-button Auto-Zero
Response Time 4.0 0.8 sec, Selectable via Jumper
Technical Specifications Media Compatibility Dry air or non-aggressive gases
Measuring Units (select via Jumper) Pa, kPa, mbar, inWC, mmWC Measuring Element Piezoresistive
Environment: Operating Temperature: 14 122F (-10 50C) Storage Temperature: -4 158F (-20 70C) Humidity: 0 to 95 % rH, non condensing
Physical Case Dimensions: 3.54 x 3.74 x 1.4 (90.0 x 95.0 x 36.0 mm) Weight: 5.3 oz (150 g) Mounting: 2 each 0.1875 (4.3 mm) screw holes, one slotted Materials: Case: ABS (UL 94 V-0 Approved) Lid: PC (UL 94 V-1 Approved) Protection standard: IP54 / NEMA3
Display (optional) 3 1/2 Digit LCD Backlit Display 2-Line Display (12 character/line) Size: 1.81 W x 0.57 H (46.0 x 14.5 mm)
Electrical connections: 4 screw terminal block Wire: 12-24AWG (0.2 1.5 mm2
Cable Entry Strain Relief: M16 Knockout : 0.625 (16mm)
Pressure Fittings 3/16 (5.2mm) barbed brass + High pressure Low pressure
Electrical Voltage Circuit: 3-wire ([V Out], 24V, GND) Input: 24VAC or VDC, 10% Output: 0-10V or 0-5V, selectable via Jumper Power Consumption: <1.0W Resistance Minimum: 1k
Current Circuit: 3-wire (mA Out, 24V, GND) Input: 24VAC or VDC, 10% Output: 4
The DPT30-R8 delivers accurate differential pressure readings across a range of -25 to +25 mbar, ensuring reliable performance for HVAC, process control, and filter monitoring systems. Its quick response and robust construction make it suitable for demanding industrial settings.
This transmitter features a compact design (110 x 88 x 55 mm) with flexible mounting orientation and wall-mount capability. The anodized aluminium housing and IP65 protection class provide durability against dust and water ingress, supporting installation in challenging environments.
Supplied with mounting screws and an instruction manual, the DPT30-R8 is straightforward to install. Its 4-20 mA output, screw terminal connections, and absence of an integral display aid in simple wiring and integration into automated systems, minimizing maintenance requirements.
FAQs of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -25 - 25 mbar:
Q: How is the DPT30-R8 transmitter installed and what accessories are included?
A: The DPT30-R8 transmitter installs with ease using the provided mounting screws and clear instruction manual. It supports wall mounting in any orientation and screw terminal connections ensure reliable wiring.
Q: What are the main applications and benefits of using this differential pressure transmitter?
A: This transmitter is ideal for monitoring air and non-corrosive gas pressure in HVAC, clean rooms, filter systems, and industrial process control. Its precision calibration and robust design result in improved safety, energy efficiency, and system reliability.
Q: When should I choose the DPT30-R8 for my project?
A: Select the DPT30-R8 when you require accurate, rapid measurement of small differential pressures within the range of -25 to +25 mbar, particularly where robust construction, IP65 rating, and a 4-20 mA output are important.
Q: Where can the DPT30-R8 be installed within a facility?
A: Thanks to its rugged enclosure and flexible mounting orientation, the DPT30-R8 can be installed in various indoor or protected outdoor locations, such as HVAC control panels, process lines, or filter housings.
Q: What process media is suitable for this pressure transmitter?
A: The DPT30-R8 is designed specifically to measure differential pressure of air and non-corrosive gases, ensuring reliable and corrosion-free operation over its specified range.
Q: How does the transmitter ensure signal reliability and accuracy?
A: With its precision calibration, high accuracy (1% of full scale), and fast response time (<5 ms), the DPT30-R8 provides stable, real-time signals via a 4-20 mA current loop output, ideal for industrial monitoring systems.
Q: What are the advantages of its construction and finishing?
A: The anodized aluminium housing offers excellent durability and environmental protection (IP65), while ABS plastic components and silicone seals add chemical resistance, resulting in a transmitter built for industrial longevity.