AC500 PLC Processor Module ABB PM581 1SAP140100R0100
Manufacturer: ABB
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Part Number: PM581 1SAP140100R01001
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 PM581 AC500 PLC Processor Module
The ABB PM581, also cataloged as the PM581 Processor Module, operates as a dedicated hardware component for localized logic execution and fieldbus routing within AC500 PLC family architectures. Under product ID 1SAP140100R0100, the device manages cyclic instruction processing, maps local and distributed memory structures, and establishes protocol interfaces through dual RS232/RS485 channels, an integrated FieldBusPlug connection, and an onboard SD-Card slot allocation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PM581 (Product ID: 1SAP140100R0100) |
| Brand | ABB |
| Origin | Germany |
| Weight | 0.14 kg Net |
| Dimensions | 68 mm (Width) x 77 mm (Height) x 63 mm (Depth / Length) |
| Operating Temp | -25 deg C to +60 deg C |
| Storage Temp | -40 deg C to +85 deg C |
| Power Consumption | Sourced via central terminal base assembly (24 VDC nominal, 19-30 VDC range) |
| User Program Memory | 256 kB internal flash storage allocation |
| Communication Ports | 2x RS232/RS485 configurable interfaces, 1x FBP (FieldBusPlug) |
| Integrated Display | Embedded diagnostic LCD text matrix |
| Programming Logic | IEC 61131-3 standardized architectures (Ladder, FBD, ST, IL, SFC) |
| Humidity Limits | 5% to 95% relative humidity, non-condensing |
| Mounting Matrix | DIN rail TH35-15 (IEC 60715), IP20 housing |
Industrial Control & Network Determinism Profiles
The processor module coordinates logic tasks using deterministic data execution profiles across Profinet / EtherNet/IP deterministic networks and dedicated Modbus architectures. The onboard controller manages internal backplane bus communication velocity Licences, matching peripheral I/O scan sequences to raw memory updates within microsecond brackets. The active processing block enforces I/O density scaling profiles while checking firmware flash compatibility constraints against adjacent terminal bases and fieldbus communication couplers during the initial power-up verification phase.
Frequently Asked Questions
Q: How does the PM581 maintain firmware flash compatibility when upgrading to the newer 1SAP140100R0200 replacement hardware?
A: The newer module variant maintains application backward-compatibility; however, operational parameters and configuration settings must be compiled using the corresponding target support packages within the automation software to match new runtime execution baselines.
Q: What are the layout rules regarding the total current draw limitations when mounting the unit vertically?
A: Vertical mounting is supported but requires strict thermal derating parameters; engineers must verify that the cumulative backplane bus power draw and reduced airflow do not cause internal hardware temperatures to cross the safe operating envelope.
Q: Can the onboard SD-Card slot be used to download user applications without an active PC link?
A: The storage controller reads specific system images directly from the card interface at boot time, executing automatic firmware and program data flashing routines independently of any active serial connection.
Field Installation Guidelines
Snap the processor assembly firmly onto the designated terminal base mounted to the rigid DIN rail framework, confirming that the integrated mechanical locking wedges click home to provide proper terminal alignment. Ensure that all backplane multi-pin connectors mate squarely without applying force to prevent deformation of the connection matrix.
Terminal routing technicians must run all low-voltage serial data networks and fieldbus communication cables inside independent, grounded metal trays away from high-voltage motor starters and three-phase power lines. Connect the primary earth grounding terminal of the supporting terminal base directly to the cabinet ground bar using a low-resistance copper link. Verify that structural spacing around the module ensures natural convection currents can maintain ambient parameters within the mandatory -25 deg C to +60 deg C operational limits before applying power.