Description
Schneider Electric 171CCC96020 M1/M1E Processor Adaptor
Configured for Ethernet-based I/O exchange and backplane data handling in Modicon Momentum automation platform, the Schneider Electric 171CCC96020 (M1/M1E processor adaptor) provides direct physical/electrical execution of processor-to-I/O bus communication. The module operates with an x86-based processing core at 50 MHz and supports Modbus TCP messaging over a single Ethernet interface. Backplane execution follows deterministic I/O scanning behavior within Momentum rack architecture, with firmware flash compatibility aligned to legacy ProWORX and Concept toolchains.
Suffix Breakdown & Model Matrix
The designation 171CCC96020 is a complete order code for the M1/M1E processor adaptor. No officially published sub-field segmentation or functional suffix decomposition is provided in the reference dataset. Therefore, no further structural breakdown is applied.
Hardware Specifications
| Parameter |
Specification |
| ModelBrand |
Schneider Electric 171CCC96020 |
| Weight |
0.042 kg |
| PowerConsumption |
5.0 VDC (supplied via Momentum I/O base) |
| Processor |
x86-based CPU (Intel/AMD class), 50 MHz |
| Ethernet Interface |
1 port, Modbus TCP capable |
| I/O Bus |
1 Momentum I/O backplane bus |
| Program Memory |
18 kB LL984 |
| Data Memory |
24 kB |
| RAM / Flash |
544 kB RAM / 512 kB Flash |
| I/O Capacity |
8192 I / 8192 O (bits), 26048 I/O registers |
Schneider Electric PLC Backplane Communication Behavior
The module integrates into the Momentum rack backplane where cyclic scan execution is synchronized through deterministic I/O scheduling. Ethernet communication supports Modbus TCP messaging and I/O scanning services. Firmware behavior is compatible with ProWORX NxT, ProWORX 32, Modsoft (>= V2.5), and Concept V2.6 environments. The processor adaptor maintains I/O density scaling across distributed Momentum drops while preserving consistent register mapping across 16-bit word architecture. Firmware flash operations follow standard Momentum loader sequencing with backplane arbitration control.
Frequently Asked Questions
Q: Can the module be hot-replaced during system operation?
A: The adaptor is not specified as hot-swappable. Removal typically requires rack power isolation to prevent backplane bus corruption.
Q: What is the limitation of Ethernet communication on this device?
A: Only one Ethernet port is available, supporting Modbus TCP messaging and I/O scanning; no redundant Ethernet interface is present.
Q: How is I/O data mapped internally?
A: I/O is mapped through register-based addressing up to 26048 I/O words, synchronized via Momentum backplane scan cycles.
Field Installation Guidelines
Install the processor adaptor only in a compatible Momentum rack with verified 5.0 VDC backplane supply integrity. Ensure all I/O modules are fully seated before energizing the system to prevent bus initialization faults. Maintain proper shielding and grounding of Ethernet cabling to reduce signal interference on Modbus TCP communication. Backplane connectors must be inspected for alignment prior to insertion to avoid pin damage. Avoid live insertion unless system architecture explicitly supports controlled rack hot swap procedures.
