T18SN6LPQP Equivalent & Substitute Parts

Part Overview

The T18SN6LPQP is a retroreflective, polarized optical sensor manufactured by Banner Engineering Corporation. This sensor operates at 78.740" (2m) sensing distance with NPN output configuration supporting both Dark-ON and Light-ON selectable modes. The product is classified as obsolete, necessitating identification of active equivalent models to maintain system functionality and ensure continued availability for replacement and new installations.

Substiute Parts

T18SN6LPQP

Banner Engineering CorporationIn Stock: 1260T18SN6LPQP Datasheet

Current PartRFQ

T18-2VNLP-Q8

Banner Engineering CorporationIn Stock: 972T18-2VNLP-Q8 Datasheet

DirectRFQ

T18-2VNLP-2M

Banner Engineering CorporationIn Stock: 1106T18-2VNLP-2M Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the T18SN6LPQP is based on alignment of the following critical parameters:

Mandatory Compatibility Parameters:

• Sensing method: Retroreflective, Polarized
• Output configuration: NPN with Dark-ON/Light-ON capability
• Voltage supply range: 10V ~ 30V
• Operating temperature range: -40°C ~ 70°C
• Ingress protection: NEMA 6P, IEC IP67, IEC IP69 or higher
• Manufacturer: Banner Engineering Corporation
• Series family: T18 or T18-2 evolution

Functional Considerations: The T18SN6LPQP operates at a 2-meter sensing distance. Substitute models in the T18-2 series provide extended sensing distance (6 meters) while maintaining retroreflective polarized operation and NPN output selectability. The T18-2 series represents the active product line evolution from the obsolete T18 series, with improved response time and enhanced environmental protection ratings.

Parameter Comparison

Engineering Selection Recommendations

T18-2VNLP-Q8 Selection Criteria: The T18-2VNLP-Q8 is an active product with ROHS3 compliance and EAR99 ECCN classification. This model maintains connector-based connection methodology consistent with the T18SN6LPQP. The extended 6-meter sensing distance provides enhanced detection range compared to the original 2-meter specification. Response time improvement to 1.5ms offers faster switching performance. Ingress protection rating IEC IP69K exceeds the original NEMA 6P, IEC IP67, IEC IP69 specification. This substitute is suitable for applications requiring connector-based integration with improved environmental durability.

T18-2VNLP-2M Selection Criteria: The T18-2VNLP-2M is an active product with ROHS3 compliance and REACH Unaffected status. This model features cable-based connection with 78.74" (2m) cable length, matching the original cable length specification. The 6-meter sensing distance and 1.5ms response time provide performance improvements. Ingress protection rating IEC IP68, IEC IP69K exceeds original specifications. This substitute is suitable for applications requiring cable-based integration with extended sensing capability and enhanced environmental protection.

Both substitute models operate within the identical voltage supply range (10V ~ 30V) and temperature range (-40°C ~ 70°C) as the original part, ensuring direct functional compatibility in existing electrical systems.

Frequently Asked Questions (FAQ)

Q: Can T18-2VNLP-Q8 or T18-2VNLP-2M directly replace T18SN6LPQP in existing installations?

A: Both T18-2 series models maintain core functional compatibility through identical voltage supply range (10V ~ 30V), operating temperature range (-40°C ~ 70°C), retroreflective polarized sensing method, and NPN output configuration. The primary difference is connection methodology: T18-2VNLP-Q8 uses connector-based connection matching the original, while T18-2VNLP-2M uses cable-based connection. Selection depends on the existing installation's connection interface requirements.

Q: What is the impact of the extended sensing distance in T18-2 series models?

A: The T18-2 series provides 236.22" (6m) sensing distance compared to the original 78.740" (2m). This extended range does not prevent substitution in applications requiring the original 2-meter distance; the sensor will function correctly at shorter distances. Applications benefiting from extended detection range can leverage this capability without modification to electrical parameters or output behavior.

Q: How do response time improvements affect system performance?

A: The T18-2 series models provide 1.5ms response time compared to the original 3ms specification. This faster switching response is a performance enhancement that does not create compatibility issues. Systems designed for 3ms response time will operate correctly with the faster 1.5ms response, potentially improving detection accuracy in dynamic applications.

Q: What are the differences in ingress protection ratings?

A: The original T18SN6LPQP specifies NEMA 6P, IEC IP67, IEC IP69. The T18-2VNLP-Q8 provides NEMA 6P, IEC IP67, IEC IP69K, and the T18-2VNLP-2M provides IEC IP67, IEC IP68, IEC IP69K. Both substitutes meet or exceed the original environmental protection specification. IEC IP69K represents enhanced high-pressure jet protection compared to IEC IP69.

Q: Does the light source wavelength difference affect optical performance?

A: The original T18SN6LPQP uses Red (680nm) while T18-2VNLP-Q8 uses Red (624nm) and T18-2VNLP-2M uses Red LED. Both wavelengths operate within the red spectrum for retroreflective polarized sensing. The wavelength variation does not affect functional compatibility with standard retroreflective targets designed for red-spectrum sensors.

Q: What is the significance of ROHS3 compliance on substitute models?

A: ROHS3 compliance on T18-2 series models indicates adherence to current Restriction of Hazardous Substances regulations. The original T18SN6LPQP carries RoHS Compliant status. ROHS3 represents the current regulatory standard, ensuring the substitute models meet contemporary environmental and material safety requirements.

Q: How does the connection method difference impact installation?

A: T18-2VNLP-Q8 maintains connector-based connection consistent with the original T18SN6LPQP, requiring no interface modification. T18-2VNLP-2M uses cable-based connection with 78.74" (2m) cable length, matching the original cable length but requiring cable termination integration. Selection depends on existing installation infrastructure and connection interface availability.