ABB DO526 1SAP240800R0001 High-Current Digital Output Module

Product Description

The DO526 (DO526) is an industrial-grade, high-current Digital Output Module manufactured by ABB as part of the S500 Distributed Automation I/O and AC500 PLC product line. Unlike standard high-density output modules that limit current capacities, this premium expansion block delivers 8 solid-state transistor outputs capable of switching up to 2.0A per channel. 

Technical Specifications

• Manufacturer: ABB

• Product Series / Main Type: S500 Series / DO526

• Model Identification: DO526

• Total Output Capacity: 8 High-Current Digital Outputs (DO)

• Configurable Bidirectional I/Os: 0

• Output Switching Architecture: Transistor (Solid-State Electronic Type)

• Signal Output Voltage Type: Direct Current (DC)

• Nominal Supply/Output Voltage: 24 V DC

• Operational Voltage Tolerance Range: 20.4 V to 28.8 V DC

• Maximum Continuous Output Current: 2.0 A per channel

• Enclosure Protection Level: IP20

• International Commodity Tariff Code (CN8): 85389091

• Industry Classifications: Distributed Automation I/Os

• Standard Classifications: ETIM 8/9/10 (EC001419 - PLC digital I/O-module), UNSPSC 32151705

• Environmental & Standards Compliance: CE (EU & UK), RoHS Directive 2011/65/EU (Amendment 2015/863), REACH Declarations

• Product Net Weight: 0.132 Kg

• Product Dimensions (W x H x D): 67.5 mm x 76 mm x 62 mm

• Gross Packaged Weight: 0.156 Kg

• Level 1 Packaging Configuration: 71 mm W x 72 mm H x 84 mm L (1 piece per carton)

Industrial Application Scenarios

The DO526 (DO526) module is widely implemented in automated industrial architectures where high-power electrical components must be directly activated. It is perfectly suited for driving larger hydraulic or pneumatic solenoid valves, heavy-duty magnetic contactors, localized heating elements, signaling sirens, and heavy-draw indicator arrays. Its high amperage output helps control engineers bypass intermediate terminal block relays, significantly reducing component costs, simplifying field wiring layouts, and reducing heat-dissipation demands in tightly enclosed control panels.