ABB 07KR51-230VAC (1SBP260511R1001) Central Processing Unit Module

Overview

The ABB 07KR51-230VAC (1SBP260511R1001) Central Unit is a compact and efficient controller module designed for ABB’s programmable logic control systems. It provides reliable performance for discrete and process automation, supporting both digital and analog I/O extensions. With flexible power input and robust operational design, this unit delivers precise control and high scalability for a wide range of industrial applications.

Technical Specifications

• Model Number: 07KR51-230VAC

• Part Number: 1SBP260511R1001

• Manufacturer: ABB

• Product Type: Central Unit / Processor Module

• Series: 07KR Controller Series

• Power Supply: 120 / 230 V AC

• Output Voltage: 230 V AC/DC

• Output Current: 2 A per channel

• Digital Inputs: 8 channels, 24 V DC

• Digital Outputs: 6 relay outputs, 230 V AC/DC

• Analog I/O Capacity:

• Up to 258 analog inputs

• Up to 224 analog outputs

• Maximum Digital I/O Capacity: 1000 points

• Hardware Counters: 2 channels

• Counter Input Frequency: Up to 7 kHz

• Operating Temperature Range: 0 to +55 °C

• Storage Temperature Range: -40 to +75 °C

• Maximum Operating Altitude: 2000 m

• Dimensions:

• Depth: 85 mm

• Height: 93 mm

• Width: 65 mm

• Net Weight: 0.29 kg

Key Features

• Compact PLC design supporting both analog and digital signal processing

• Operates directly from 120/230 VAC mains power

• Supports expansion up to 1000 digital I/O points for scalable applications

• Dual hardware counters with 7 kHz frequency support for pulse measurement

• Reliable operation in environments up to 55°C with 2000 m altitude rating

• Ideal for small to mid-scale process and machine control

Application Scenarios

The 07KR51-230VAC is suitable for:

• Industrial automation systems requiring mixed analog and digital control

• Process control and machinery automation in manufacturing lines

• Monitoring and supervisory control systems using ABB PLC architecture

FAQ

Q: Can the 07KR51-230VAC be used with both AC and DC outputs?
A: Yes. The module supports relay outputs capable of handling both 230 V AC and 230 V DC loads.

Q: How many analog and digital I/Os can the 07KR51-230VAC support?
A: It supports up to 1000 digital I/Os and 482 analog channels (258 inputs and 224 outputs) when expanded with additional modules.

Q: What is the recommended installation environment?
A: The unit is designed for industrial enclosures with ambient operating temperatures from 0 to +55°C and installation altitudes up to 2000 meters.