Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range 0 - 2500 Pa
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 precise and stable differential pressure readings, suitable for applications involving air, steam, oil, and non-corrosive gases. With a response time of less than one second and a 1% full-scale accuracy, this transmitter ensures consistent performance in critical industrial processes where reliable monitoring is essential.
Built with a flame-retardant ABS enclosure and silicone seal, the DPT30-R8 is engineered to withstand harsh conditions. Its IP54 protection class guards against dust and moisture, ensuring a longer operational life. Wall-mount installation and 1/8 NPT threading make installation straightforward and secure in industrial settings.
The DPT30-R8 features screw terminal electrical connections and is compatible with standard 4-20 mA wiring for easy integration into existing automation and monitoring systems. Mounting screws, a calibration certificate, and a detailed user manual are provided, ensuring a hassle-free setup and correct calibration from the start.
FAQ's of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range 0 - 2500 Pa:
Q: How do I install the DPT30-R8 differential pressure transmitter?
A: Installation is straightforward with the included mounting screws. The device is designed for wall mounting and features an outer size of 98 mm x 87 mm x 36 mm, with 1/8 NPT threads for process connections. Ensure electrical wiring is done to the screw terminals and the transmitter is powered within the 8-35 VDC range.
Q: What types of media can the DPT30-R8 measure pressure for?
A: This transmitter is compatible with dry air and non-corrosive gases. It is suitable for measuring the differential pressure of clean gases in HVAC, process control, and filtration applications, but it is not intended for use with aggressive or liquid media.
Q: When should I adjust the zero and span of the transmitter?
A: Zero and span adjustments should be performed during initial setup, installation, or periodic calibration. Use the potentiometer dials on the transmitter to ensure the output matches the intended measurement range and maintains a 1% full-scale accuracy.
Q: Where can the DPT30-R8 be used for optimal performance?
A: The DPT30-R8 is best suited for controlled indoor environments or industrial facilities, where ambient temperatures remain between -10C and +50C. Its IP54-rated ABS enclosure provides protection against moderate dust and water exposure.
Q: What is the process for calibrating the DPT30-R8?
A: Calibration involves applying a known differential pressure and using the zero and span potentiometers to fine-tune the transmitter's 4-20 mA output. A calibration certificate is included with the device as a reference for initial setup and ongoing maintenance.
Q: What are the benefits of using the DPT30-R8 transmitter?
A: The DPT30-R8 offers reliable, accurate, and rapid pressure measurements essential for maintaining efficient process control in industrial applications. Its durable construction, easy adjustability, and broad voltage compatibility provide both versatility and dependability.