ABB PM554-TP-ETH 1SAP120600R0071 AC500 PLC Central Processing Unit
Manufacturer: ABB
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Part Number: PM554-TP-ETH 1SAP120600R0071
Condition：New with Original Package
Product Type: CPU Processors
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB PM554-TP-ETH AC500 PLC Processor Module
The ABB PM554-TP-ETH serves as the primary PM554 Processor Module utilized to execute localized logic sequencing and direct Ethernet telemetry across AC500 PLC family platforms. Under product designation 1SAP120600R0071, the hardware coordinates cyclic instruction steps, stores runtime variables within onboard memory arrays, and processes network packets via an integrated 10/100 Mbps Ethernet port alongside serial fieldbus channel configurations.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PM554-TP-ETH (Product ID: 1SAP120600R0071) |
| Brand | ABB |
| Origin | Germany |
| Weight | 0.55 kg |
| Dimensions | 150 mm x 120 mm x 75 mm |
| Operating Temp | -25 deg C to +60 deg C |
| Storage Temp | -40 deg C to +85 deg C |
| Power Consumption | ~8 W (Sourced via 24 VDC nominal, 19-30 VDC input range) |
| User Program Memory | 128 kB text profile allocation (Hardware limit up to 512 kB user program memory) |
| Data Memory | Up to 2 MB data allocation |
| Processing Speed | ~0.2 us per instruction cycle |
| Communication Ports | 1x RJ45 Ethernet (10/100 Mbps), RS-485, CAN, Modbus TCP |
| System Diagnostics | Built-in hardware checking registers, internal watchdog timer |
| Programming standard | IEC 61131-3 languages (Ladder, FBD, ST, IL, SFC) |
| Humidity Limits | 5% to 95% relative humidity, non-condensing |
| Mounting Matrix | Standard industrial DIN-rail mounting base |
Industrial Control & Network Determinism Profiles
The processing unit coordinates digital logic routing and maintains synchronous task execution across Profinet / EtherNet/IP deterministic networks. The internal operating kernel dictates backplane bus communication velocity Licences to manage decentralized cluster modules while continuously enforcing strict I/O density scaling limitations. During the startup configuration phase, the CPU runs pre-execution integrity loops to verify firmware flash compatibility parameters across all attached local expansion components and active communications couplers before enabling the main application program.
Frequently Asked Questions
Q: How does the PM554-TP-ETH handle firmware flash compatibility errors when an unmapped local I/O expansion module is appended to the backplane?
A: The central processor detects the hardware mismatch through internal bus interrogation at power-up, immediately trips the watchdog timer, drops the output states to zero, and reflects the failure vectors inside the internal system status register.
Q: What are the restrictions regarding the maximum I/O density scaling on the local expansion rails under peak power consumption?
A: The processor base configuration restricts expansion limits based on total backplane current draw; engineers must balance the peripheral layout so that cumulative milliamps do not exceed the nominal capacity of the active 24 VDC power supply drop.
Q: Does the Modbus TCP stack over the integrated Ethernet link support hot-swapping network couplers during logic execution?
A: Disconnecting or modifying communication connections during active operation breaks the deterministic scan cycle; the application layer treats the hardware break as a bus fault and suspends normal logic execution until a full hardware reset is initiated.
Field Installation Guidelines
Mount the processor module securely onto a standard structural DIN rail, confirming that all rear alignment clips latch down fully onto the metallic track. Ensure that the multi-pin backplane connectors mate directly with adjacent terminal bases to avoid structural stress or intermittent data pin dropouts.
Installation engineers must isolate all low-voltage Ethernet lines, serial RS-485 cables, and CAN communication wiring in distinct, grounded metallic conduits separated from high-voltage switchgear cables and AC power loops. Connect the main chassis grounding point to the cabinet earth bus bar using a low-impedance copper wire of proper gauge. Verify that adequate structural spacing exists above and below the housing to permit unrestricted passive heat dissipation, maintaining ambient temperatures within the required -25 deg C to +60 deg C operational envelope before initializing system power.