Sensocon USA Differential Pressure Transmitter Series DPT10-R8 - Range 0 - 254 mmWC
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
Sensocon's DPT10-R8 transmitter ensures dependable measurement accuracy at 1% of full scale, making it suitable for sensitive applications requiring precise differential pressure monitoring. Its electronic processing type and industrial-grade ABS housing provide durability, while its compact design allows integration into diverse control systems and environments. The transmitter's robust seal and screw terminal connections support hassle-free maintenance.
This model supports convenient wall or surface mounting, with accessible screw terminals for secure electrical connections. The manual zero adjustment, located on the front, streamlines recalibration. Each unit comes complete with mounting hardware, a calibration certificate, and a comprehensive user manual for smooth deployment in new or existing systems.
FAQ's of Sensocon USA Differential Pressure Transmitter Series DPT10-R8 - Range 0 - 254 mmWC:
Q: How do I install the Series DPT10-R8 differential pressure transmitter?
A: The Series DPT10-R8 can be easily mounted on a wall or flat surface using the included mounting screws. Electrical connections are made via screw terminal blocks accessible inside the enclosure. Ensure the supply voltage is between 12-36V DC and connect the transmitter according to the wiring diagram in the user manual.
Q: What media can the DPT10-R8 safely measure?
A: This transmitter is designed solely for use with air or other dry, non-corrosive gases. It is not suitable for use with liquids, steam, or aggressive gases, ensuring optimal performance and longevity when operated within specified media parameters.
Q: When should I use the manual zero adjustment feature?
A: Manual zero adjustment should be performed during initial commissioning or periodically for recalibration, especially if measurement drift is detected. The zero adjustment screw is easily accessible on the front of the transmitter, enabling quick recalibration without disassembly.
Q: What are the key benefits of the 4-20 mA, 2-wire output signal?
A: The 4-20 mA output provides a stable and interference-resistant analog signal, making it ideal for transmitting measurements over longer distances in industrial environments. This standard is compatible with most modern SCADA, PLC, or building automation systems.
Q: Where can the DPT10-R8 be effectively used?
A: The DPT10-R8 is well-suited for HVAC systems, filter status monitoring, clean room applications, air flow measurement, and any industrial process requiring accurate monitoring of differential air or gas pressures within the 0-254 mmWC range.
Q: What steps should be followed to maintain optimal performance?
A: Routine maintenance involves ensuring the transmitter is free from dust and condensation, checking electrical connections for tightness, and periodically recalibrating using the manual zero adjustment. Always reference the user manual for detailed instructions to maintain accuracy and reliability.