Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -5.0 - 5.0 inWC
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 with industrial-grade accuracy (1.0% FS) and durability, the DPT30-R8 is suitable for cleanrooms, building automation, and HVAC systems. Its robust ABS enclosure shields sensitive electronics, ensuring reliable readings in even the most challenging locations where dust or moisture may be present.
With wall or panel mounting options and convenient screw terminal connections, installation of the DPT30-R8 is straightforward. The digital LCD display and push-button zero/span adjustment simplify calibration and maintenance, reducing downtime and ensuring consistent performance for various application needs.
FAQ's of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -5.0 - 5.0 inWC:
Q: How does the Sensocon DPT30-R8 differential pressure transmitter work?
A: The DPT30-R8 operates using a differential pressure sensor that electronically measures the pressure difference between two points. It outputs a linear 4-20 mA signal (with optional voltage output), which can be sent to a control system for monitoring and automation.
Q: What types of media can the DPT30-R8 measure pressure in?
A: This transmitter is suitable for measuring the differential pressure of steam, oil, and gas, making it highly versatile for industrial and HVAC applications.
Q: When should I use the DPT30-R8 in my system?
A: You should use the DPT30-R8 when precise monitoring of low-range differential pressure is required, such as in HVAC systems, air handling units, cleanroom pressure monitoring, and filter status tracking.
Q: Where is the DPT30-R8 typically installed?
A: The device can be wall or panel mounted in locations like control rooms, mechanical rooms, and directly on air handling units. Its IP65-rated front panel makes it suitable for areas with potential moisture or dust exposure.
Q: What is the process for zero/span adjustment on the DPT30-R8?
A: Zero and span adjustments are easily performed using dedicated push-buttons on the transmitter's front panel, allowing you to calibrate the sensor digitally and quickly to maintain accuracy.
Q: How do I connect and power the DPT30-R8 transmitter?
A: Electrical connections are made via screw terminals located inside the enclosure. The device requires a 12-36 VDC power supply and outputs the measured signal via a standard 2-wire loop for easy integration.
Q: What are the benefits of using the DPT30-R8 in building automation?
A: By providing accurate, real-time pressure measurements and featuring user-friendly calibration and a rugged design, the DPT30-R8 enhances system reliability, optimizes energy use, and improves indoor air quality in automated building environments.