PH731 Airflow Instruments ProHood Capture Hood

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PH731 Airflow Instruments ProHood Capture Hood Specification

Material
Nylon hood, aluminum frame, ABS base

Installation Type
Handheld/portable

Duct Diameter
Not Applicable (Capture hood does not use ducts)

Exhaust Capacity
Not Applicable (measuring instrument)

Motor
Not Applicable (no motor present)

Voltage
Battery operated (rechargeable Li-ion)

Switch
Touch control panel

Size
610 x 610 mm (2 ft x 2 ft standard hood)

Air Flow
42 to 4250 m/h (24 to 2500 cfm)

Carrying Case
Included

Humidity Measurement Range
5 to 95% RH (non-condensing)

Communication
USB for PC data transfer

Languages Available
Multiple (English, Spanish, French, German, etc.)

Data Logging
Yes, with memory for up to 7,600 readings

Battery Life
Up to 10 hours of continuous use

Temperature Measurement Range
0 to 60°C (32 to 140°F)

Power Supply
Rechargeable lithium-ion battery, 7.4V, or AC adapter

Accuracy
±3% of reading

Display
4.3" Touchscreen Color Display

Weight
3.4 kg (7.5 lbs) including hood

About PH731 Airflow Instruments ProHood Capture Hood

Applications

HVAC commissioning
Clean room certification
Troubleshooting HVAC systems
Testing and balancing HVAC systems

Included Items

2 ft. x 2 ft. (610 mm x 610 mm) air capture hood/frame/base
Detachable micromanometer
Swirl X Flow Conditioner
(4) AA size rechargeable NiMH batteries
Multi-country AC adapter
18 in. (46 cm) Pitot probe
(2) Static Pressure probes
16 ft. (4.8 m) Neoprene tubing
Wheeled luggage-style carrying case
NIST traceable calibration certification
Downloading software
USB interface cable
Manual

Features and benefits

Capture Hood
Ergonomic design and ultra light weight for easy, one-person operation
Automatically senses and displays supply or return flows, saving time on the job
Back pressure compensation ensures accurate readings
Multiple hood sizes available for easy, cost effective use across multiple jobs
Detachable digital micromanometer offers flexibility to use in multiple applications
Detachable Micromanometer
Accurately measures pressure, velocity and flow to help you meet industry standards
Auto-zeroing pressure sensor reduces user-steps and saves time
Automatic density correction increases reading accuracy
Intuitive menu structure allows for ease of use and setup
Large graphic display with backlight offers easy-to-use interface
Displays up to five measurements simultaneously
On-screen messages and instructions
Programmed for multiple languages
Integrated Log-Tchebycheff duct traverse application simplifies calculations
Bluetooth communications for transferring data or remote polling
Includes downloading software with USB cable
Accommodates optional pitot, air flow (straight pitot), temperature/relative humidity, velocity matrix, or thermoanemometer probes for use in multiple applications

Precision Measurement for HVAC Professionals

The PH731 ProHood Capture Hood delivers exceptional accuracy and reliability when measuring air flow in diffusers and grilles. Designed for portability and ease-of-use, it helps technicians verify system performance and ensure optimal indoor air quality. With intuitive touchscreen controls, users can quickly access readings and data logging functions, streamlining the workflow for air balancing and commissioning projects.

Feature-Rich and User-Friendly Design

Equipped with a large 4.3-inch color touchscreen and offering multi-language support, the ProHood Capture Hood is both accessible and versatile. Rugged yet lightweight, the hood can be taken on-site and operated for long periods thanks to its 10-hour rechargeable battery. Data transfer is made easy with USB connectivity, allowing for efficient reporting and analysis.

FAQ's of PH731 Airflow Instruments ProHood Capture Hood:

Q: How do I use the PH731 ProHood Capture Hood for airflow measurement?

A: To use the PH731 ProHood Capture Hood, place the hood over the air distribution outlet, use the touchscreen interface to select measurement functions, and record air flow, temperature, and humidity readings. The instrument's data logging feature enables you to store multiple measurements for later analysis.

Q: What is the process for transferring data from the device to a computer?

A: You can transfer recorded data from the PH731 to a PC via the USB port. Simply connect the device using a USB cable and follow the prompts on the touchscreen to export the stored readings for further analysis or reporting.

Q: When should I recharge the battery and how long does it last?

A: The rechargeable lithium-ion battery provides up to 10 hours of continuous use. Recharge the battery when the on-screen indicator shows low power or after extended fieldwork to ensure uninterrupted operation during the next usage.

Q: Where is the PH731 typically used?

A: The PH731 ProHood Capture Hood is commonly used at job sites, commercial buildings, and facilities where accurate HVAC air flow measurement is required-such as during air balancing, commissioning, or system troubleshooting.

Q: What are the benefits of using a capture hood over other airflow instruments?

A: Capture hoods like the PH731 provide direct, quick, and accurate air volume measurements from supply and return outlets. Their portability, ease-of-use, and data logging capacities make them ideal for comprehensive air balancing and quality assessments.

Q: How does the instrument ensure accurate readings in varying conditions?

A: The PH731 maintains accuracy (3% of reading) across a broad range of temperature (0-60C) and humidity (5-95% RH) settings. Its onboard sensors are designed to perform reliably in the typical environmental conditions found in HVAC applications.

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