Phoenix Contact 2902755 Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 2902755 is a wireless RF transceiver module operating in the 902MHz to 928MHz ISM band with analog interface and DIN rail mount configuration. Designed for industrial applications, this component provides wireless communication capability with 24V supply voltage. The product is currently obsolete, making identification of functionally equivalent alternatives essential for system maintenance, redesign, and procurement planning.

Substiute Parts

2902755

Phoenix ContactIn Stock: 8362902755 Datasheet

Current PartRFQ

2901540

Phoenix ContactIn Stock: 10452901540 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution analysis for the Phoenix Contact 2902755 is based on the following critical parameters that define functional equivalence:

Primary Substitution Criteria:

• Frequency band compatibility (902MHz ~ 928MHz ISM band operation)
• Transceiver function (bidirectional wireless communication capability)
• Manufacturer: Phoenix Contact (product line continuity)
• Industrial application suitability
• Wireless communication protocol support

Identified Substitute:

The Phoenix Contact 2901540 is listed as a direct substitute. This component operates in the 900MHz frequency band, maintaining compatibility with the ISM spectrum allocation. Both units are Phoenix Contact manufactured transceivers designed for industrial wireless communication. The 2901540 represents an active product with enhanced specifications including integrated modem functionality, FHSS protocol support, and dual serial interface options (RS-232 and RS-485).

Parameter Comparison

Engineering Selection Recommendations

Substitution Feasibility:

The Phoenix Contact 2901540 is an active product substitute for the obsolete 2902755. Both components are manufactured by Phoenix Contact and operate within the 900MHz ISM band for industrial wireless applications.

Compliance Status:

The 2901540 maintains current regulatory compliance with ROHS3 certification and REACH applicability, ensuring long-term availability and regulatory alignment. The original 2902755 carries RoHS Compliant status but is obsolete, limiting future procurement options.

Supply Chain Considerations:

Current inventory status shows 972 units of the 2901540 available as new original stock, providing immediate procurement viability. The 2902755 remains in stock (772 units) but as an obsolete product, future availability cannot be assured.

Interface and Protocol Differences:

The 2901540 introduces integrated modem functionality with FHSS protocol and dual serial interface support (RS-232/RS-485), representing a functional enhancement over the analog interface of the 2902755. System integration requires evaluation of interface compatibility with existing control electronics.

Supply Voltage Compatibility:

The 2901540 accepts a wider supply voltage range (10.8V ~ 30.5V) compared to the fixed 24V requirement of the 2902755, providing greater flexibility in industrial power distribution systems.

Frequently Asked Questions (FAQ)

Q: Can the Phoenix Contact 2901540 directly replace the 2902755 in existing installations?

A: Direct mechanical and electrical replacement requires interface adaptation. The 2902755 uses analog interface while the 2901540 provides RS-232 and RS-485 serial interfaces. System integration must account for this interface difference through appropriate signal conditioning or controller firmware modification.

Q: Are both parts compatible with 24V industrial power supplies?

A: Yes. The 2901540 operates within the 10.8V ~ 30.5V range, which encompasses the 24V supply voltage of the 2902755. However, the 2902755 is specified for fixed 24V operation, while the 2901540 provides wider voltage tolerance.

Q: What is the frequency band compatibility between these two transceivers?

A: Both operate in the ISM band near 900MHz. The 2902755 covers 902MHz ~ 928MHz while the 2901540 operates at 900MHz. This represents a minor frequency offset within the same ISM allocation, suitable for industrial wireless applications.

Q: Does the 2901540 maintain the same mounting configuration as the 2902755?

A: The 2902755 specifies DIN rail mount. The 2901540 packaging is listed as bulk, indicating different mechanical form factor. Physical mounting compatibility must be verified during system redesign.

Q: What regulatory certifications apply to the substitute part?

A: The 2901540 carries ROHS3 Compliant certification and is REACH Affected. The original 2902755 is RoHS Compliant. Both meet current industrial regulatory requirements, with the 2901540 reflecting more recent compliance standards.

Q: Is the 2901540 suitable for the same industrial applications as the 2902755?

A: Both are designated for industrial applications. The 2901540 includes integrated modem functionality and FHSS protocol support, providing enhanced capability for industrial wireless communication systems. Application suitability depends on specific system requirements for data rate, protocol, and interface type.