1. Producte acabatview
The Elitech PGW-800 is a wireless digital high-pressure gauge designed for precise measurement of refrigerants in HVAC refrigeration systems. It offers advanced features for efficient maintenance and analysis.
Característiques principals:
- Upgraded Elitech Tools App: Integrated app for managing various Elitech tools, enhancing efficiency.
- Multiple Refrigerants & Units: Supports over 87 types of refrigerants and 7 pressure units (psi, inHg, kg/cm², cmHg, bar, kPa, Mpa).
- App Calculation: Calculates superheating and subcooling by entering pipe temperature in the app, reducing manual calculation errors.
- Offline Record: Records data offline and transmits current pressure values to the app via Bluetooth automatically.
- Alt nivell de protecció: Constructed from ABS and PPT with an IP65 waterproof rating.
Contingut del paquet:
- Elitech PGW-800 Pressure Gauge
- 3 piles AA
- 1/4'' Male Adapter
- 1/4'' Female Adapter
- Bent Connector
- Manual d'usuari
- Pressure Gauge Clamp

Image 1.1: Elitech PGW-800 Wireless Digital High Pressure Gauge shown with its mobile application interface.
2. Configuració i instal·lació
2.1 Instal·lació de la bateria
The device requires 3 AA batteries (included). Open the battery compartment on the back of the gauge and insert the batteries, ensuring correct polarity. Close the compartment securely.
2.2 Attaching Adapters
Select the appropriate adapter (1/4'' male, 1/4'' female, or bent connector) that matches your refrigeration system's port. Carefully thread the adapter onto the gauge's NPT connection. It is recommended to use Teflon tape on the threads to ensure a tight and sealed connection. Use a wrench for installation and removal to prevent damage to the casing.

Image 2.1: The PGW-800 gauge shown with included adapters and user manual.

Image 2.2: The PGW-800 gauge connected to a refrigeration system for pressure measurement.
2.3 Initial Power-On and Zeroing
Press the power button to turn on the gauge. To reset the reading to zero, hold down the "ZERO" button until the display shows "0.0".
3. Instruccions de funcionament
3.1 Reading Pressure Values
Once connected to the system, the pressure gauge will automatically display the pressure value on its LCD screen. The current unit of measurement will also be shown.

Imatge 3.1: Detallada view of the PGW-800's LCD display and control buttons.
3.2 Changing Units of Measurement
To switch between pressure units, hold the "UNITS" button. The gauge supports MPa, bar, psi, kPa, kg/cm², cmHg, and inHg.
3.3 Bluetooth Connection and App Usage
The Elitech PGW-800 can connect to the Elitech Tools mobile application for enhanced functionality.
- Activa el Bluetooth: Press the Bluetooth button on the gauge. The Bluetooth logo on the display will flash, indicating it's ready for connection.
- Open Elitech Gauge App: Launch the Elitech Gauge App on your mobile phone. Ensure Bluetooth and mobile GPS are enabled on your phone.
- Afegeix un dispositiu: In the app, navigate to "Device management" and click the search button (magnifying glass icon) in the top right corner. Select the correct device (e.g., DPGW-S1) from the list.
- Connectar: Click the red Bluetooth button next to the device name in the app. Once the Bluetooth icon turns green, the connection is successful.
- Add to Workbench: Click the "+" icon to add the device to the main workbench interface.
3.4 Superheat and Subcooling Measurement
The app allows for superheat and subcooling calculations. In the app's main interface, click on the pressure display area to open the function selection dialog. Select "SuperHeat/SubCool" to enable these measurements. You can then input pipe temperature to get calculated values.
3.5 Selecció del refrigerant
The app supports a wide range of refrigerants. From the main interface, click on the refrigerant type (e.g., R124) to access the refrigerant management screen. You can select from a list of over 87 refrigerants to match your system.
Video 3.1: Official Elitech video demonstrating the setup and operation of the PGW Wireless Digital Pressure Gauge, including app connectivity and feature usage.
4. Manteniment
4.1 Atenció general
The Elitech PGW-800 is IP65 waterproof, providing protection against dust and water jets. However, it is recommended to keep the device clean and dry. Avoid dropping the device or exposing it to extreme temperatures.

Image 4.1: The PGW-800 gauge stored in its protective bag, highlighting proper storage for longevity.
4.2 Data Recording and Export
The device supports offline data recording for up to 7000 points. To manage recorded data:
- Set Record Interval: In the app, go to "Device Setting" and select "Set record interval" to choose the desired recording frequency (e.g., 1s, 30s, 1min).
- Llegir dades: Under "Device Setting", select "Reading data" to transfer historical data from the device to the app.
- View Informes: In the app's menu, select "Reporting" to view recorded data by date or job. You can analyze data through graphs.
- Exporta dades: From the reporting section, you can export data to Excel or PDF documents for further analysis or record-keeping.
- Clear Historical Data: After reading data, the app will prompt you to clear historical data from the device. Confirm if you wish to delete it.
5. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Gauge not powering on | Piles baixes o gastades; instal·lació incorrecta de la bateria. | Replace batteries with new AA batteries; ensure correct polarity. |
| Lectures de pressió inexactes | Gauge not zeroed; loose connection; damaged sensor. | Zero the gauge before use; ensure all connections are tight and sealed; contact support if sensor is suspected to be damaged. |
| Error de connexió Bluetooth | Bluetooth not enabled on gauge or phone; GPS not enabled on phone; device out of range; app issues. | Ensure Bluetooth and GPS are on; bring devices closer; restart app and gauge; re-pair device. |
| Data not transferring to app | Device not connected via Bluetooth; app error. | Verify Bluetooth connection; restart app; ensure sufficient storage on device for data. |
| L'aplicació es bloqueja o es bloqueja | Software bug; insufficient phone resources. | Restart the app; ensure your phone's operating system and app are updated to the latest versions. |
6. Especificacions
| Característica | Detall |
|---|---|
| Número de model | PGW-800 |
| Interval de pressió | -14.5 PSI to 800 PSI |
| Unitats de mesura | MPa, bar, psi, kPa, kg/cm², cmHg, inHg |
| Suport de refrigerant | Over 87 types (as per feature bullets) |
| Nivell de protecció | Impermeable IP65 |
| Font d'alimentació | 3 piles AA (incloses) |
| Dimensions del producte (L x A x A) | 5.1 x 2 x 8.5 polzades |
| Pes de l'article | 1.4 lliures |
| Material | ABS and PPT Plastic |
| Tipus de fil | NPT |
| Data Recording Capacity | 7000 punts |
7. Garantia i Suport
The Elitech PGW-800 comes with a 12 mesos de garantia des de la data de compra.
For technical assistance, please contact Elitech's 24/7 US Technician Support via email or phone. Refer to the product packaging or Elitech's official weblloc per obtenir dades de contacte.





