ABB 07-CR-42 1SBP260023R1001 Extensible Central Unit

Overview

The ABB 07-CR-42 is a versatile, stand-alone central unit designed for distributed automation systems. This model, featuring an extensible design, is equipped with multiple I/O options, including 8 digital inputs (24V DC), 6 relay outputs, and 3 analog inputs. It supports both RS232 communication for programming and integrates MODBUS for broader communication compatibility.

This unit operates with a 24V DC power supply and provides a reliable, compact solution for controlling and monitoring automation processes. It is CE certified and can function in a wide range of temperatures from 0°C to 55°C, making it suitable for various industrial applications.

Key Specifications and Features:

• Brand: ABB
• Model: 07-CR-42
• Type: Extensible Central Unit, PLC-AC31-40/50
• Power Supply: 24V DC
• Inputs:
  • 8 isolated digital inputs (24V DC)
  • 3 analog inputs (2 voltage inputs ±10V, 1 temperature input)
• Outputs:
  • 6 relay outputs (250V AC / 2A)
• Communication:
  • RS232 interface for programming or ASCII communication
  • MODBUS communication support
• Memory:
  • 34 kB total memory
  • 4.4 kB user data memory (non-volatile RAM)
  • 34 kB user program memory (Flash EPROM)
• Maximum Hardware Counter Input Frequency: 7 kHz
• Maximum Number of Analog I/Os: 51 AI
• Maximum Number of Digital I/Os: 110
• Real-time Clock: Yes
• Mounting: Compatible with TH35-15 and TH35-7.5 DIN rails (IEC 60715)
• Supply Voltage: 120 / 230 V AC
• Operating Temperature: 0°C to +55°C
• Storage Temperature: -40°C to +75°C
• Weight: 0.9 kg (Net)

FAQs

1. What is the power supply requirement for the 07-CR-42?

   • The unit requires a 24V DC power supply for operation.

2. How many I/O modules can be connected to the 07-CR-42?

   • A maximum of 51 analog I/O modules and 110 digital I/O modules can be connected, offering flexible expansion.

3. What is the memory size?

   • The total memory is 34 kB, with 4.4 kB dedicated to user data and 34 kB for user programs.

4. What communication interfaces are supported?

   • The unit supports RS232 for programming and MODBUS for communication, ensuring seamless integration with other devices.

5. Where is the ABB 07-CR-42 manufactured?

   • This product is manufactured in France (FR).