INDUSTRY COMPONENT

Signal Pass-Through Board

Signal Pass-Through Board for robotic end effector interface systems

Component Specifications

Definition
A specialized printed circuit board (PCB) designed to route electrical signals between a robotic arm controller and end effector devices without signal processing or amplification. It serves as a passive electrical interface that maintains signal integrity while providing physical mounting and connection points for sensors, actuators, and communication lines in industrial automation systems.
Working Principle
The board operates on passive electrical conduction principles, using copper traces on an insulating substrate to create continuous electrical pathways. It maintains impedance matching through controlled trace geometry and utilizes multi-layer construction for signal isolation. The interface follows standard industrial communication protocols (typically digital I/O, analog signals, or fieldbus connections) without active components that could introduce latency or signal degradation.
Materials
FR-4 glass epoxy substrate (UL94 V-0 rated), 1 oz copper traces (35μm), immersion gold surface finish (ENIG), halogen-free solder mask, industrial-grade connectors (Molex, Harting, or Phoenix Contact compatible)
Technical Parameters
ParameterTypical rangeNotes & selection driver
IP RatingIP67 when installed
Signal TypesDigital I/O, 0-10V analog, 4-20mA
Connector TypeM12/M8 circular, terminal blocks
Current Rating2A per channel
Signal Integrity<3% attenuation at 10MHz
Operating Voltage5-48V DC
Temperature Range-20°C to +85°C
Dielectric Strength1500V AC

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 9409-1, ISO 13849-1, IEC 61131-2, DIN EN 60529

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Signal degradation over long cable runs
  • Incorrect pin assignment causing equipment damage
  • Moisture ingress in non-compliant installations
  • Electromagnetic interference in unshielded applications
FMEA Triads
Trigger: Poor solder joints or connector seating
Failure: Intermittent signal loss or complete connection failure
Mitigation: Implement automated optical inspection (AOI) during manufacturing and specify torque-controlled connector installation
Trigger: Environmental contamination (dust, coolant)
Failure: Short circuits or corrosion on exposed contacts
Mitigation: Use IP67 rated connectors and conformal coating on PCB surfaces
Trigger: Mechanical vibration in dynamic applications
Failure: Fatigue failure of solder joints or connector locks
Mitigation: Design with strain relief features and vibration-resistant connector systems

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
±0.15mm for mounting holes, ±5% for impedance matching
Test Method
Continuity testing (4-wire Kelvin), hipot testing (1500V AC), signal integrity verification with oscilloscope, environmental testing per IEC 60068-2

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
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Signal Pass-Through Board

Manufacturer profiles associated with Signal Pass-Through Board.

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Frequently Asked Questions

What is the primary function of a signal pass-through board?

To provide direct electrical connectivity between robotic controllers and end effector devices while maintaining signal integrity and physical organization of connections.

Can this board be used with different robot brands?

Yes, when designed with standard industrial connectors and protocols, it can interface with most major robotic systems including Fanuc, ABB, KUKA, and Yaskawa.

Does it require programming or configuration?

No, as a passive component it requires no programming. Proper wiring according to the pinout diagram is sufficient for operation.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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