Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range 0 - 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 Series DPT30-R8 offers 1% full scale accuracy, making it ideal for precision air and non-corrosive gas measurements in industrial environments. Its robust construction and electronic processing technology ensure long-lasting, accurate performance under demanding conditions. The digital LCD display provides clear readings for real-time monitoring.
Installation is straightforward with provided mounting brackets and an easy-to-follow manual. The transmitters panel or surface mount options fit diverse application requirements. Rear screw terminals ensure secure electrical connections, while zero and span adjustments simplify calibration and maintenance.
Constructed with an IP65-rated body, anodized aluminum face, and EPDM rubber seals, the DPT30-R8 withstands harsh environments. The brass pressure port with ISO standard 1/8 NPT thread facilitates secure connections, and the lightweight design (approx. 220 grams) allows convenient handling during installation.
FAQs of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range 0 - 25 mbar:
Q: How do I install the Sensocon DPT30-R8 differential pressure transmitter?
A: The DPT30-R8 comes with a mounting bracket and installation manual. It supports both panel and surface mounting. Secure the device using the bracket, connect pressure tubing to the ISO standard 1/8 NPT ports, and wire the signal using the rear screw terminals according to the manual.
Q: What types of media can the DPT30-R8 measure pressure for?
A: This transmitter is designed for measuring the differential pressure of air and non-corrosive gases. It is not suitable for aggressive, corrosive, or liquid media.
Q: When should I use zero and span adjustment on this device?
A: Zero and span adjustments are typically made during initial setup or periodic maintenance to ensure the transmitter maintains accuracy throughout its service life. Instructions for adjusting these settings are included in the installation manual.
Q: Where can the DPT30-R8 be mounted for optimal performance?
A: Thanks to its IP65 ingress protection and robust materials, the DPT30-R8 is suitable for use in most industrial indoor environments. It can be panel-mounted or surface-mounted as required by your application.
Q: What is the benefit of the 4-20 mA output signal from this transmitter?
A: A 4-20 mA output provides reliable, noise-resistant transmission of pressure data over long cable runs, making it ideal for industrial automation and monitoring systems.
Q: How quickly does the DPT30-R8 respond to pressure changes?
A: The device features a response time of less than 100 milliseconds, ensuring rapid and accurate feedback for process control and monitoring applications.
Q: What is the process for calibrating the DPT30-R8 after installation?
A: The DPT30-R8 is factory calibrated for the 0-25 mbar range. However, if field adjustments are necessary, use the zero and span adjustment functions as detailed in the provided manual to fine-tune the measurement.