SKU: NXB-GEN-543-015 | Version: 1.0 | Brand: NexBot Robotics
NexBot Vision 543-015 Strain Relief Grommet (NXB-GEN-543-015) is a strain reliefs & grommets used in industrial robotics equipment where category-specific fit, electrical or mechanical compatibility, and predictable serviceability are important to buyers. The product should be understood as the exact component named by its category path, not as a complete robot or a generic service item. It supports installation, replacement, and maintenance workflows in robotic production cells by giving procurement and maintenance teams a clearly defined part class, relevant engineering specifications, and application context that matches the actual hardware being purchased.
This document applies exclusively to the NexBot Vision 543-015 Strain Relief Grommet, SKU NXB-GEN-543-015. Verify the part number on the packaging before use to ensure you have the correct component for your application. This grommet is designed for specific NexBot Robotics systems requiring IP67-rated cable entry.
The NXB-GEN-543-015 is manufactured from high-grade EPDM (Ethylene Propylene Diene Monomer) rubber. This material provides excellent resistance to UV radiation, ozone, weathering, and a wide range of temperatures, making it suitable for demanding industrial environments.
This component is designed to provide strain relief and an environmental seal for cables entering control cabinets, junction boxes, or the base of robotic manipulators. It protects internal components from dust and moisture ingress while preventing cable tension from damaging sensitive electrical connections.
The primary function of the grommet is to absorb axial and radial stress on the cable, preventing tension from being transferred to the termination points inside the enclosure. This protects solder joints and connector pins from mechanical fatigue and failure, which is critical in high-vibration or dynamic robotic applications.
Properly installed, the NexBot Vision 543-015 provides an IP67-rated seal. This means it is completely protected against dust ingress and can withstand temporary immersion in water up to 1 meter deep. This protection is vital for maintaining the integrity of sensitive electronics within the enclosure.
The EPDM rubber material provides a degree of vibration dampening between the cable and the panel. This helps to reduce the transmission of high-frequency vibrations from machinery into the control cabinet, protecting delicate components over the long term.
EPDM rubber is resistant to many common industrial fluids, including water, glycols, and some hydraulic fluids. However, it has poor resistance to petroleum-based oils, fuels, and solvents. Always verify chemical compatibility in your specific operating environment.
| Interval | Task | Notes |
|---|---|---|
| Monthly | Visually inspect the grommet's exterior for signs of cracking, discoloration, or hardening, particularly in environments with high UV or chemical exposure. | Perform this check more frequently if the equipment is located outdoors or in a harsh chemical environment. |
| Quarterly | Check the seal integrity around the cable and panel. Look for any signs of dust trails or moisture inside the enclosure near the cable entry point. | This task should be performed during scheduled preventative maintenance downtime. |
| Quarterly | Gently press on the grommet to ensure it remains pliable and securely seated in the panel. It should not feel brittle or loose. | Replace the grommet if the material has lost its elasticity. |
| Annually | Clean the grommet and surrounding area with a cloth dampened with water or a mild, approved cleaning agent. Remove any accumulated industrial dust or grime. | Do not use abrasive cleaners or high-pressure spray directly on the grommet. |
| As Needed | Replace the grommet whenever the cable is permanently removed or replaced to ensure a fresh, reliable seal for the new installation. | The grommet's sealing membrane is pierced upon first use and is not designed for repeated cable insertions and removals. |
| Symptom | Possible Cause | Solution |
|---|---|---|
| Moisture or dust found inside the enclosure near the grommet. | Improper installation, oversized mounting hole, grommet damage, or incompatible cable diameter. | Power down and inspect. Verify the mounting hole is 22mm. Replace the grommet (NXB-GEN-543-015) if it is torn or cracked. Ensure the cable is within the grommet's specified sealing range. |
| Grommet is loose or falls out of the panel. | Mounting hole is larger than 22mm or the panel is too thin. | Measure the hole and re-machine if incorrect. If the panel is too thin, a backing washer may be required, though this is a non-standard modification. |
| The cable jacket is chafed or cut near the grommet. | The mounting hole was not properly deburred before grommet installation. | Immediately replace the damaged cable. Remove the grommet, properly deburr the hole, and install a new NXB-GEN-543-015 grommet before reinstalling the new cable. |
| Grommet material is swollen, sticky, or cracked. | Exposure to incompatible chemicals (e.g., petroleum-based solvents) or excessive UV/ozone. | Identify and mitigate the source of chemical exposure. Replace the grommet with a new NXB-GEN-543-015. If exposure is unavoidable, consult NexBot for alternative material options. |
| Cannot push the cable through the grommet membrane. | Cable outer diameter is too large for the grommet, or excessive friction. | Verify the cable is within the grommet's specifications. Use a small amount of approved, non-petroleum based wire-pulling lubricant on the cable jacket to aid insertion. |
| A gap is visible between the grommet and the cable. | The cable diameter is too small for the grommet's sealing range. | Replace the cable with one of a compatible diameter or use a different NexBot grommet designed for smaller cables. An improper seal voids the IP67 rating. |
| Parameter | Value | Unit |
|---|---|---|
| Weight | 0.02 | kg |
| Material | EPDM Rubber | |
| IP Rating | IP67 | |
| Country of Origin | SE | |
| Dimensions | 28mm OD x 22mm Mounting Dia. x 15mm H |