KT5M-2P1151 Equivalent & Substitute Parts

Part Overview

The KT5M-2P1151 is an optical sensor manufactured by SICK, Inc., featuring a 10mm (0.394") sensing distance with PNP output configuration and white LED light source. This sensor operates within the 10V to 30V supply voltage range with a 50µs response time and includes M12 connector integration with IP67 ingress protection. The product is currently classified as obsolete, necessitating identification of functionally equivalent active alternatives to maintain system continuity and procurement availability.

Substiute Parts

KT5M-2P1151

SICK, Inc.In Stock: 1156KT5M-2P1151 Datasheet

Current PartRFQ

1078087

SICK, Inc.In Stock: 11601078087 Datasheet

MFR RecommendedRFQ

1078109

SICK, Inc.In Stock: 11491078109 Datasheet

MFR RecommendedRFQ

1078851

SICK, Inc.In Stock: 9521078851 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the KT5M-2P1151 are identified based on the following critical parameters that determine functional compatibility:

Primary Compatibility Criteria:

• Output Configuration: PNP capability (required for direct replacement in existing circuits)
• Connection Method: M12 connector (physical and electrical interface requirement)
• Ingress Protection: IP67 (environmental sealing specification)
• Voltage Supply Range: Overlap with 10V ~ 30V specification
• Adjustment Type: Potentiometer-based adjustment capability

Substitute Parts Identified:

1. 1078087 (KTX Prime Series) - Active product with PNP output, M12 connector, IP67 rating, and potentiometer adjustment. Sensing distance increased to 0.512" (13mm) with improved response time (10µs) and extended operating temperature range (-20°C ~ 60°C). Supply voltage range 10.8V ~ 28.8V overlaps with original specification.

2. 1078109 (KTX Prime Series) - Active product with identical electrical and mechanical specifications to 1078087. Bulk packaging available. RoHS3 compliant. Functionally equivalent with enhanced performance characteristics.

3. 1078851 (KTS Prime Series) - Active product with Push-Pull output configuration supporting both NPN and PNP operation modes. Sensing distance 0.512" (13mm), M12 connector, IP67 rating. Provides flexible output configuration for PNP-compatible applications.

Parameter Comparison

Engineering Selection Recommendations

1078087 and 1078109 Selection: Both parts represent the primary substitution path for KT5M-2P1151 applications. These KTX Prime series sensors maintain PNP output configuration and M12 connector compatibility while offering improved performance metrics. The 10µs response time represents a five-fold improvement over the original 50µs specification. Extended operating temperature range (-20°C ~ 60°C) provides broader environmental applicability. Supply voltage range 10.8V ~ 28.8V is compatible with systems designed for the original 10V ~ 30V specification. 1078109 includes RoHS3 compliance certification and bulk packaging availability.

1078851 Selection: The KTS Prime series sensor provides an alternative path for applications requiring flexible output configuration. Push-Pull output with NPN/PNP capability allows operation in PNP mode while maintaining compatibility with systems that may require NPN operation. This part is suitable for designs where output flexibility is advantageous or where future system modifications may require NPN configuration.

Sensing Distance Consideration: All substitute parts feature 0.512" (13mm) sensing distance compared to the original 0.394" (10mm). This increased range is compatible with applications where the original sensing distance was not a critical constraint. Applications with strict distance requirements may require mechanical adjustment or system redesign.

Frequently Asked Questions (FAQ)

Q: Can 1078087, 1078109, or 1078851 directly replace KT5M-2P1151 in existing installations?

A: All three substitute parts maintain M12 connector compatibility and PNP output capability, enabling direct electrical connection in existing circuits. However, the increased sensing distance (13mm vs. 10mm) requires verification that target detection distances remain within acceptable application parameters. Mechanical mounting adjustments may be necessary.

Q: What is the difference between 1078087 and 1078109?

A: Both parts are functionally identical KTX Prime series sensors with identical electrical and mechanical specifications. The primary difference is packaging: 1078109 is supplied in bulk packaging and includes RoHS3 compliance certification. Selection between these parts depends on procurement requirements and regulatory compliance needs.

Q: Is 1078851 suitable for direct replacement?

A: 1078851 provides PNP output capability through its Push-Pull configuration, making it electrically compatible with PNP-dependent circuits. The flexible NPN/PNP output configuration offers additional functionality beyond the original PNP-only design. This part is suitable for applications where output flexibility is beneficial or where future system modifications may require NPN operation.

Q: How do the supply voltage ranges compare?

A: The original KT5M-2P1151 operates at 10V ~ 30V. All substitute parts operate at 10.8V ~ 28.8V. This range is compatible with the original specification, though the upper limit is slightly reduced (28.8V vs. 30V). Systems operating at the extreme upper end of the original range (29V-30V) should be verified for compatibility.

Q: What is the significance of the improved response time?

A: All substitute parts feature 10µs response time compared to the original 50µs specification. This five-fold improvement enables faster detection and switching cycles, providing enhanced performance for time-sensitive applications. Existing applications designed for 50µs response time will operate with improved performance characteristics.

Q: Are there packaging differences between substitute parts?

A: 1078087 and 1078109 are available in bulk packaging. Packaging specifications for the original KT5M-2P1151 were not provided in the technical data. Procurement requirements should be verified with supplier documentation.

Q: What certifications apply to the substitute parts?

A: 1078109 includes RoHS3 compliance certification. Certification information for 1078087 and 1078851 was not provided in the technical data. Regulatory compliance requirements should be verified with manufacturer documentation.