Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -3750 - 3750 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 is built for versatility, catering to environments like HVAC systems, clean rooms, and for monitoring filters. Designed to measure pressure differences in mediums such as steam, oil, and gas, this transmitter ensures accurate, real-time data for optimal system control and maintenance. Its IP65 enclosure and durable ABS housing make it a prime choice for industrial applications requiring steadfast performance and longevity.
Ease of use is at the heart of the DPT30-R8. The transmitter features an on-device push button for quick zero point calibration, a selectable output (4-20 mA or 0-10 V DC), and clear Pascal readings on its 4-digit LCD display. The device is supplied with a mounting kit and manual, allowing straightforward wall or panel installation, and its screw terminal electrical connections make setup hassle-free for technicians.
FAQ's of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range -3750 - 3750 Pa:
Q: How do I select between the 4-20 mA and 0-10 V DC output signals on the DPT30-R8 differential pressure transmitter?
A: You can select your preferred output signal by configuring the device settings according to the installation manual. The selection is designed to be straightforward, ensuring compatibility with a wide range of control systems and monitoring equipment.
Q: What maintenance is required to ensure optimal performance of the Sensocon DPT30-R8 transmitter in industrial environments?
A: Regularly check for dust or debris on the housing and display, as well as verifying all electrical screw terminal connections. Periodic zero point calibration using the on-device push button helps maintain measurement accuracy, especially in demanding environments like HVAC or clean rooms.
Q: Where is the best location to install the DPT30-R8 differential pressure transmitter?
A: The transmitter is adaptable for both wall and panel mounting. For best results, mount the device in an accessible location within the monitored environment (such as near clean room barriers, HVAC ducts, or filtration systems), away from direct exposure to extreme temperatures, moisture, or mechanical vibrations.
Q: What are the main benefits of using the DPT30-R8 for HVAC and filter monitoring applications?
A: This differential pressure transmitter offers high-accuracy readings, rapid response time, and real-time LCD display, enabling users to maintain air quality and efficient system operation. It simplifies filter maintenance by alerting to pressure changes that indicate filter loading or failure.
Q: How does the zero point adjustment function help during installation or maintenance?
A: The on-device push button zeroing feature allows users to quickly recalibrate the transmitter to compensate for installation-related drifts or environmental changes, ensuring the transmitter continues to provide precise pressure readings over time.
Q: What process is involved in connecting the DPT30-R8 to power and external monitoring systems?
A: Power is supplied via screw terminals using a 24 VDC (10-35 VDC) source. The chosen output signal (4-20 mA or 0-10 V DC) is also connected through these terminals for integration with your building automation or monitoring system, providing easy and reliable interfacing.