1. Introdución
The SPI 31-040-9 Digital Protractor PRO3600 is a revolutionary tool designed to provide immediate digital indications of level, plumb, and angles. It features a light, rigid, and ultra-precise platform, utilizing a state-of-the-art sensor and microprocessor circuit for accurate readings. This instrument is built for durability, precision, and reliability, making it an essential tool for various metalworking and laboratory applications.
Características principais:
- Floating zero provides zero selection anywhere within its 360° range.
- PRO 3600 features SPC output and excellent accuracy.
- Instant LCD Display with resolution of 0.1° up to +/-10°.
- Deviation from the true plane is measurable through full 360° (4x90°).
- Supplied in a protective plastic case.
- Top plate has a V-groove for accurate registration on curved or cylindrical surfaces.

2. Produto rematadoview
Familiarize yourself with the main components and controls of your SPI PRO3600 Digital Protractor.


3. Configuración
3.1 Instalación da batería
The SPI PRO3600 is battery powered. To install or replace batteries:
- Locate the battery compartment cover, typically on the underside or side of the unit.
- Open the cover using a small screwdriver or coin if necessary.
- Insert the required batteries (refer to the battery type indicated inside the compartment, usually AAA or button cell) ensuring correct polarity (+/-).
- Pecha a tapa do compartimento da batería de forma segura.
3.2 Encendido inicial
Despois da instalación da batería, prema o botón ON/OFF button to power on the device. The LCD display should illuminate and show a reading.
4. Instrucións de funcionamento
4.1 Encendido/apagado
- Para xirar a unidade ON, prema o ON/OFF botón.
- Para xirar a unidade DESACTIVADO, prema o ON/OFF botón de novo.
- The unit will automatically shut off after 6 minutes of non-use to conserve battery life.
4.2 Zeroing (ALT ZERO)
The floating zero feature allows you to set a reference point anywhere within the 360° range.
- Place the unit on your chosen reference surface.
- Wait approximately 5 seconds for the reading to stabilize.
- Preme o ALT ZERO button. The display will reset to 0.0°, establishing this as your new reference.
- To return to the original absolute reference (factory zero), press the ALT ZERO botón de novo.
4.3 Holding a Reading
Para conxelar a lectura actual na pantalla:
- Preme o ATENCIÓN button. The displayed reading will be frozen.
- To unfreeze the display and resume live readings, press the ATENCIÓN botón de novo.
4.4 SPC Output
The PRO3600 features an SPC (Statistical Process Control) output port. This allows for data transfer to external devices for analysis. Refer to the manual for your specific SPC data collection system for connection and usage instructions.
4.5 Measuring Angles
Place the base of the protractor firmly on the surface you wish to measure. The digital display will show the angle relative to the last set zero point. For absolute measurements, ensure the unit is zeroed on a true horizontal surface.

4.6 Using the V-Groove
The top plate of the protractor features a V-groove. This design allows for accurate registration and measurement on curved or cylindrical surfaces, such as pipes or shafts. Simply align the V-groove with the cylindrical object to obtain a stable and accurate reading.
5. Mantemento
5.1 Limpeza
- Limpe a unidade cun pano suave e seco.
- Para a sucidade persistente, un lixeiro damp Pódese usar un pano con xabón suave e secar inmediatamente despois.
- Do not use abrasive cleaners, solvents, or immerse the unit in water.
5.2 Almacenamento
- Store the protractor in its supplied plastic case when not in use to protect it from dust, dirt, and physical damage.
- Store in a dry environment, away from extreme temperatures and direct sunlight.
- Se o gardas durante períodos prolongados, retira as baterías para evitar fugas.
6 Solución de problemas
- A unidade non se acende: Comprobe a instalación das baterías e asegúrese de que non estean esgotadas. Substitúaas se é necesario.
- Lecturas inexactas: Ensure the measurement surface is clean and stable. Perform an ALT ZERO calibration on a known true reference surface.
- A unidade apágase inesperadamente: The unit has an automatic shut-off feature after 6 minutes of non-use. This is normal operation. If it shuts off during active use, check battery levels.
- A pantalla é tenue ou parpadea: Pode que as baterías estean baixas. Substitúeas.
7. Especificacións
| Atributo | Valor |
|---|---|
| Fabricante | MSC Industrial |
| Número de peza | 03883782 |
| Peso do elemento | 6.5 libras |
| Dimensións do produto | 6 x 1.2 x 2.3 polgadas |
| Número de modelo do artigo | 31-040-9 |
| Tamaño | Talla única |
| Cor | Negro |
| Material | Composto |
| Fonte de enerxía | Alimentado por batería |
| Cantidade do paquete do artigo | 1 |
| Compoñentes incluídos | Fitted Case |
8. Garantía e soporte
8.1 Información da garantía
SPI measuring instruments are backed by an industry-leading 2-Year warranty, ensuring their durability, precision, and reliability. Please retain your proof of purchase for warranty claims.
8.2 Atención ao cliente
For technical assistance, warranty service, or inquiries regarding your SPI PRO3600 Digital Protractor, please contact SPI customer support through their official websitio web ou o vendedor ao que lle comprou o produto.



