Pressure Break: Supply Voltage 24 VDC ±10%

Q: What triggers a pressure break activation?

Activation occurs when system pressure exceeds preset limits (indicating jamming) or drops below minimum thresholds (indicating leaks or disconnection), or when position sensors detect tooling misalignment beyond tolerance.

Q: How do you reset a pressure break after activation?

Most systems require manual reset after clearing the fault condition. This involves addressing the root cause (clearing jam, realigning tooling), then pressing a reset button or sending reset command via PLC after pressure normalizes.

Q: Can pressure breaks be integrated with existing machine controls?

Yes, they feature standard industrial interfaces (digital I/O, analog signals, fieldbus protocols) for seamless integration with PLCs, safety relays, and machine control systems.

Component Specifications

Definition

The pressure break is a critical safety device integrated into orientation tooling systems used in automated manufacturing. It functions as a pressure-sensitive interlock that automatically cuts off pneumatic or hydraulic power to the tooling when abnormal conditions are detected, such as part misalignment, excessive force, or mechanical jamming. This component typically consists of a pressure sensor, quick-release valve mechanism, and electronic control interface that communicates with the machine's PLC. It prevents damage to delicate tooling components, reduces downtime from collisions, and enhances operator safety by eliminating uncontrolled machine movements during fault conditions.

Working Principle

The pressure break operates on differential pressure monitoring principle. It continuously compares the actual system pressure against preset safe thresholds. When pressure exceeds or drops below programmed limits (indicating jamming, misalignment, or component failure), an electronic signal triggers a fast-acting pneumatic/hydraulic valve to immediately vent pressure from the tooling circuit. Some advanced versions incorporate position feedback sensors that work in conjunction with pressure monitoring to detect subtle alignment issues before they cause damage.

Materials

Body: Aluminum alloy 6061-T6 or stainless steel 316L; Seals: Buna-N or Viton; Sensor elements: Stainless steel diaphragm with ceramic pressure sensing element; Electrical connectors: IP67-rated industrial connectors

Technical Parameters

Parameter	Typical range	Notes & selection driver
Port Size	1/4" NPT or 10 mm push-to-connect
Output Signal	PNP/NPN, 4-20 mA, or PROFINET/EtherCAT
Repeatability	±0.5% full scale
Response Time	<50 ms
Pressure Range	0-150 psi (pneumatic), 0-3000 psi (hydraulic)
Supply Voltage	24 VDC ±10%
Housing Protection	IP65 minimum
Operating Temperature	-20°C to +80°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 13849-1, ISO 4414, DIN 24340, DIN EN 983

Parent Products

This component is used in the following industrial products

Orientation Tooling

Customized components within vibratory bowl feeders that guide and orient parts into specific positions for downstream processing.

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Engineering Analysis

Risks & Mitigation

Delayed response causing tooling damage
False triggers reducing productivity
Incompatibility with existing control systems
Seal degradation in harsh environments

FMEA Triads

Trigger: Contaminated air supply
Failure: Sensor clogging and false readings
Mitigation: Install 5-micron filters upstream, implement regular maintenance schedule

Trigger: Electrical interference
Failure: Erratic signal triggering unnecessary shutdowns
Mitigation: Use shielded cables, proper grounding, and noise filters

Trigger: Mechanical wear on sealing surfaces
Failure: Pressure leaks and reduced sensitivity
Mitigation: Annual preventive replacement of seals, monitor pressure decay rates

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Pressure sensing accuracy: ±1% of full scale; Response time tolerance: +10/-0 ms

Test Method

ISO 19973-2 for pneumatic components, pressure decay testing per ISO 4414, functional safety validation per ISO 13849 PLd

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

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Supplier transparency

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Manufacturers of Pressure Break

Manufacturer profiles associated with Pressure Break.

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Frequently Asked Questions

What triggers a pressure break activation?