✅ General Information

• Full Name: DC541‑CMA0 – S500 High‑Speed Digital I/O, 8‑channel configurable DI/DO, 24VDC, 0.5A

• Mounting: 35mm DIN rail

• Terminals: Screw / spring terminal (compatible with TU515 / TU516 terminal bases)

• Protection Class: IP20

• Dimensions (W × H × D): 67.5 × 135 × 40 mm

• Weight: Approx. 0.20 kg

• Key Features: 8 channels, each configurable as DI or DO; high‑speed response; 24VDC; 0.5A output; status LED per channel

✅ Functions & Applications

• Core Functions

  • 8 Configurable Channels: Each channel can be set as DI (24VDC sink/source) or DO (24VDC, 0.5A)

  • High‑Speed Response: High‑speed digital I/O for fast signal processing

  • 1‑Wire System: Common ground design for simplified wiring

• Product Positioning: Flexible, compact high‑speed digital I/O module for AC500 PLCs, ideal for mixed DI/DO with high‑speed processing requirements.

• System Use: Local/remote I/O expansion for AC500; high‑speed sensor acquisition, fast actuator control, pulse/frequency processing.

✅ Technical Specifications

• Channel Configuration: 8 channels × switchable DI/DO

• Input (DI): 24VDC ±10%, sink/source, high‑speed response

• Output (DO): 24VDC, 0.5A per channel, transistor output, 1‑wire

• Isolation: Channel‑to‑bus galvanic isolation

• Status Indication: LED per channel (ON/OFF/Fault)

• Power Supply: 24VDC ±10%, approx. 1.8W

• Operating Temperature: −25…+60°C (horizontal mounting)

✅ Compatible Accessories

• Terminal Bases: TU515 (spring) / TU516 (screw)

• Expansion Cables: TK501 / TK502

• Rail: 35mm DIN rail

• Compatible PLCs: ABB AC500 / AC500‑eCo / AC500‑S

• Bus Modules: CI511/CI512 (EtherCAT), CI501/CI502 (Profinet)

✅ Difference from 1SAP270000R0001

• 1SAP270000R0001: DC541‑CM, standard firmware

• 1SAP270000R1001: DC541‑CMA0, updated firmware / new revision; pin‑compatible, wiring‑compatible, fully interchangeable