Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range 0 - 762 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
The DPT30-R8 facilitates precise differential pressure measurement in air or non-corrosive gas systems. Its wide scale range of 0762 mmWC ensures suitability for numerous industrial applications, supported by a rapid response time of under one second and an easily readable digital LCD display.
Designed for hassle-free wall mounting, the device comes with necessary mounting screws, pressure ports, and a user manual. Zero and span adjustments are conveniently managed via a push-button interface, simplifying on-site calibration and maintenance.
Constructed from robust ABS plastic with an IP65 protection class, the transmitter withstands challenging industrial settings. Its performance is reliable even under maximum overpressure conditions up to 150% of full scale, ensuring safety and consistency.
FAQs of Sensocon USA Differential Pressure Transmitter Series DPT30-R8 - Range 0 - 762 mmWC:
Q: How do I adjust the zero and span settings on the DPT30-R8 transmitter?
A: The zero and span adjustments on the Sensocon DPT30-R8 are performed easily with the integrated push-button interface, allowing users to calibrate and fine-tune readings directly on-site.
Q: What type of applications is this differential pressure transmitter suitable for?
A: This transmitter is ideal for monitoring and controlling air or non-corrosive gas pressure in various industrial environments, such as HVAC systems, filter monitoring, and cleanroom pressure management.
Q: When should I use a DPT30-R8 over other pressure sensors?
A: Choose the DPT30-R8 when you require precise differential pressure monitoring with reliable 420 mA output, high accuracy, and the ability to withstand tough conditions, particularly in applications needing a digital display and simple recalibration.
Q: Where can the transmitter be installed for optimal operation?
A: The DPT30-R8 is designed for wall mounting and should be installed in indoor environments where the temperature ranges between -10C and +60C. Its IP65-rated housing provides sturdy protection against dust and moisture.
Q: What is the benefit of the devices fast response time?
A: With a response time of less than one second, the DPT30-R8 promptly delivers real-time pressure data, enabling quick system adjustments and improved process control in essential applications.
Q: How is the transmitter powered and what connections does it require?
A: The unit operates on a 24 VDC power supply and features a 420 mA 2-wire output. Pressure connections are made via 1/8 NPT female threads, and mounting accessories are provided.
Q: What maintenance or checks are recommended for long-term use?
A: Periodic zero and span checks using the push-button adjustment and regular inspection of pressure ports are recommended. The ABS housing and silicone seals ensure durability, but reviewing the user manual for application-specific guidelines is advisable.