Description
Product Description
ABB 07CR41 is a digital I/O basic unit for ABB Advant Controller 31 (AC31) PLC systems, featuring 8×24V DC digital inputs and 6×relay outputs with a CS31 system bus interface for seamless integration. ABB 07CR41 delivers reliable I/O control with built-in overload and short-circuit protection, plus LED diagnostic indicators for quick status checks. Its compact design and DIN – rail/screw – mount compatibility let ABB 07CR41 fit easily into space – constrained control cabinets. ABB 07CR41 also offers robust electrical isolation and IP20 protection, making it suitable for harsh industrial settings like manufacturing lines and process control stations. With low power consumption and plug – and – play CS31 bus integration, ABB 07CR41 minimizes deployment time and operational costs while ensuring stable long – term performance.
Product Parameters
- Module Type: Digital I/O basic unit (ABB Advant Controller 31 – compatible)
- Core Function: Digital signal acquisition, relay output control, CS31 bus communication
- I/O Configuration: 8 digital inputs (24V DC, 5mA max input current), 6 relay outputs (24V DC 2A/4A/8A; 120/230V AC 50 – 60Hz)
- Bus Interface: CS31 system bus (slave mode), RS – 485 serial port
- Protection Features: Overload protection, short – circuit protection, electrical isolation
- Operating Voltage: 24V DC (5W/10W power consumption)
- Operating Temperature: 0°C to +55°C; storage: – 25°C to +75°C
- Physical Specs: 120mm×140mm×85mm; weight 1.07kg; DIN rail (TH35 – 15/7.5) or screw – mount
- Degree of Protection: IP20 (front panel)
- Certifications: CE, UL (industrial safety and EMC compliant)
- Key Features: LED diagnostic indicators, plug – and – play integration, low power design
Advantages and Features
- Seamless AC31 System Integration: ABB 07CR41 uses the CS31 system bus to integrate smoothly with ABB AC31 PLCs, cutting down on integration complexity and time.
- Reliable I/O Protection: The built – in overload and short – circuit protection of ABB 07CR41 guards field devices and the module itself against electrical faults, boosting system uptime.
- Easy Troubleshooting: LED diagnostic indicators on ABB 07CR41 enable quick identification of input/output status and fault conditions, reducing maintenance time.
- Flexible Mounting: ABB 07CR41 supports both DIN – rail and screw – mount options, adapting to diverse cabinet layouts and installation needs.
- Cost – Effective Operation: Low power consumption and durable components of ABB 07CR41 lower long – term operational and replacement costs.
Application Cases in Application Fields
- Automotive Manufacturing: ABB 07CR41 controls conveyor belt start/stop, sensor signal acquisition, and robotic arm I/O triggering in assembly lines, ensuring precise sequence control.
- Chemical Processing: It monitors valve position sensors and controls actuator relays in chemical plants, with its protection features resisting harsh chemical and electrical environments.
- Water & Wastewater Treatment: ABB 07CR41 manages pump motor on/off signals and flowmeter inputs in treatment facilities, using the CS31 bus to connect to central SCADA systems for remote monitoring.
- Food & Beverage Production: It controls packaging machine sensors and relay – driven heating elements, meeting hygiene and temperature – control requirements of food production lines.
Comparisons with Competing Products
| Parameter | ABB 07CR41 | Siemens 6ES7 131-4BD01-0AB0 | Allen – Bradley 1794 – IB16 |
|---|---|---|---|
| I/O Count | 8 inputs (24V DC), 6 relay outputs | 8 inputs (24V DC), 8 transistor outputs | 16 inputs (24V DC) |
| Bus Interface | CS31 system bus | PROFINET | ControlNet |
| Output Type | Relay (AC/DC compatible) | Transistor (DC only) | Transistor (DC only) |
| Protection | Overload, short – circuit | Basic short – circuit | Overload, short – circuit |
| Mounting | DIN rail/screw | DIN rail | Chassis – mount (rack) |
| Key Strength | AC31 integration, relay versatility | High – speed PROFINET | PLC – native ControlNet integration |
Selection Suggestions and Precautions
Selection Suggestions
- Select ABB 07CR41 for ABB AC31 PLC system upgrades or new installations that need 8 digital inputs and 6 relay outputs.
- Choose ABB 07CR41 for applications needing relay outputs (AC/DC compatibility) and CS31 bus communication, such as process control and discrete manufacturing.
Precautions
- Match the 24V DC power supply to ABB 07CR41’s specifications to avoid module damage.
- Follow proper wiring torque (0.8 Nm) for relay outputs to prevent loose connections and electrical arcing.
- Use the CS31 bus for communication and avoid mixing with incompatible fieldbuses to ensure stable data transfer.
- Keep the operating temperature within 0°C to +55°C to maintain the performance and lifespan of ABB 07CR41.
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