Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -254 - 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
Engineered for use in industrial-grade HVAC systems, clean rooms, and building automation, the DPT30-R8 ensures accurate monitoring of differential pressure. Its wide operating temperature range of -10C to +60C and overpressure limit of 1000 mmWC make it suitable for demanding environments. Users benefit from real-time readings on the digital LCD display, facilitating quick diagnostics and system oversight.
The DPT30-R8 is designed for hassle-free installation, equipped with screw terminal electrical connections and an intuitive push button for zero and span adjustments. Supplied with a comprehensive mounting kit and user manual, this transmitter can be mounted vertically or horizontally to fit any workspace constraints. The polycarbonate/ABS blend housing enhances durability and provides IP65 ingress protection.
FAQs of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -254 - 254 mmWC:
Q: How do I install the DPT30-R8 differential pressure transmitter?
A: Mount the DPT30-R8 securely on a wall, either vertically or horizontally, using the provided mounting kit. Connect process tubes to the brass 1/8 NPT ports, wire the unit with 24V DC power and signal cables to the screw terminals, and refer to the user manual for detailed step-by-step guidance.
Q: What types of media can the DPT30-R8 measure?
A: This transmitter is specifically designed to measure the differential pressure of air and non-corrosive gases. Using any other media may affect the devices accuracy and longevity.
Q: When should I perform zero and span adjustments?
A: Zero and span adjustments should be carried out during initial setup, after maintenance, or whenever calibration checks indicate drift. The DPT30-R8 features push button adjustments for straightforward calibration.
Q: Where is the DPT30-R8 commonly used?
A: The DPT30-R8 is widely deployed in HVAC systems, clean rooms, filter monitoring setups, and building automation infrastructure, particularly where accurate and reliable air/gas differential pressure monitoring is essential.
Q: What are the benefits of the digital LCD display on this transmitter?
A: The built-in digital LCD display offers instant, clear readings of differential pressure, simplifying monitoring, diagnostics, and reducing troubleshooting time.
Q: How does the DPT30-R8 handle overpressure conditions?
A: With an overpressure limit of 1000 mmWC, the device is engineered to withstand temporary overpressure events, protecting the sensor and maintaining measurement integrity.