IMM33122C Inductive Proximity Sensor - Equivalent & Substitute Parts

Part Overview

The IMM33122C is an inductive proximity sensor manufactured by Crouzet, designed for non-contact detection applications with a 2mm sensing distance. This cylindrical, threaded M12 sensor operates in the 10V to 30V supply range and provides PNP-NC output through 3-wire cable leads. The product is classified as obsolete, making identification of functionally equivalent alternatives essential for system maintenance, repair, and component sourcing.

Substiute Parts

IMM33122C

CrouzetIn Stock: 1050IMM33122C Datasheet

Current PartRFQ

E2V-X2B2 2M

Omron Automation and SafetyIn Stock: 1108E2V-X2B2 2M Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IMM33122C is determined by strict equivalence across the following critical parameters:

• Sensor Type: Inductive (detection principle must remain unchanged)
• Sensing Distance: 0.079" (2mm) (detection range must be identical)
• Output Type: PNP-NC, 3-Wire (electrical interface and logic must match)
• Shielding: Shielded (electromagnetic interference protection must be maintained)
• Material - Body: Nickel-Plated Brass (environmental durability and corrosion resistance)
• Voltage - Supply: 10V ~ 30V (power supply compatibility)
• Termination Style: Cable Leads (connection method must be compatible)
• Operating Temperature: -25°C ~ 70°C (thermal operating range)
• Ingress Protection: IP67 (environmental sealing specification)
• Package / Case: Cylinder, Threaded - M12 (mechanical form factor and mounting)

The E2V-X2B2 2M from Omron Automation and Safety meets all these criteria and is classified as an active product, providing long-term availability and support.

Parameter Comparison

Engineering Selection Recommendations

The E2V-X2B2 2M is the qualified substitute for the IMM33122C based on the following factors:

• Product Status: The substitute is classified as active, ensuring continued availability and manufacturing support, whereas the original part is obsolete.
• Regulatory Compliance: Both parts maintain RoHS compliance, satisfying environmental and regulatory requirements.
• Electrical and Mechanical Equivalence: All critical parameters—sensing distance, output type, supply voltage, operating temperature, ingress protection, and mechanical form factor—are identical.
• Material Specification: Both sensors use nickel-plated brass construction, ensuring equivalent environmental durability and corrosion resistance.

Frequently Asked Questions (FAQ)

Q: Can the E2V-X2B2 2M be used as a direct replacement for the IMM33122C?

A: Yes. The E2V-X2B2 2M meets all electrical and mechanical specifications of the IMM33122C. Both sensors share identical sensing distance (2mm), output type (PNP-NC, 3-Wire), supply voltage range (10V–30V), operating temperature range (-25°C to 70°C), ingress protection (IP67), and M12 threaded cylindrical package. Cable lead termination is identical on both parts.

Q: What is the difference in response frequency between these sensors?

A: The IMM33122C does not specify a response frequency parameter. The E2V-X2B2 2M specifies 150Hz response frequency. This specification does not affect substitution compatibility, as it represents the sensor's switching speed capability and does not alter the core detection principle or electrical interface.

Q: Are there any packaging or mounting differences?

A: No. Both sensors use identical M12 threaded cylindrical packaging. Mechanical mounting, thread specifications, and cable lead connection methods are equivalent.

Q: Why is the original IMM33122C classified as obsolete?

A: Product obsolescence is determined by the manufacturer and typically reflects discontinuation of production. The E2V-X2B2 2M, classified as active, provides a current-production alternative with identical functional specifications.

Q: Are both parts RoHS compliant?

A: Yes. Both the IMM33122C and E2V-X2B2 2M are RoHS compliant, meeting environmental and regulatory standards for restricted substances.