Product Introduction
The Allen-Bradley 1440-SPD02-01RB Speed Measurement Module is a compact and reliable device designed to measure rotational speed, acceleration, and overspeed conditions in industrial automation systems. It belongs to the 1440 Series and provides accurate feedback for motors, rotating machinery, and control systems, supporting efficient and safe operation.
Engineered for continuous industrial operation, the module tolerates vibration, electrical noise, and temperature variations. Its screw terminal connections ensure secure installation, and its multiple input/output channels allow flexible system integration.
Product Specifications
| Parameter |
Description |
| Product Name |
Speed Measurement Module |
| Model |
1440-SPD02-01RB |
| Series |
1440 Series |
| Functionality |
Measures rotational speed, acceleration, and overspeed |
| Power Supply |
24 VDC |
| Signal Inputs |
2 channel input |
| Analog Outputs |
2 analog outputs (4-20 mA) |
| Relay Output |
1 relay output |
| Operating Frequency |
0.0167 kHz |
| Connection Type |
Screw terminal |
| Power Dissipation |
7 W |
| Power Consumption |
300 mA |
| Mounting |
Panel or DIN rail installation |
| Operating Mode |
Continuous industrial operation |
| Environmental Rating |
Industrial temperature, vibration, and EMI tolerant |
| Dimensions |
97 × 94 × 94 mm |
| Weight |
0.172 kg |
Product Applications
• Measuring motor and machinery rotational speed, acceleration, and overspeed
• Providing analog feedback to control systems (4-20 mA outputs)
• Monitoring industrial processes in manufacturing and automation
• Supporting predictive maintenance and fault detection
• Integration with 1440 Series controllers for speed-based control
Product Advantages
• High-precision speed, acceleration, and overspeed measurement
• Supports multiple input channels and analog/relay outputs for versatile control
• Compact design allows easy panel or DIN rail installation
• Screw terminals provide reliable and secure electrical connections
• Designed for industrial environments with vibration and EMI tolerance
• Low power consumption and efficient operation
FAQ
1. What is the primary function of the 1440-SPD02-01RB module?
It measures rotational speed, acceleration, and overspeed of motors and rotating machinery, providing precise feedback for control systems.
2. How many input channels does the module support?
It supports 2 input channels for speed measurement signals.
3. What types of outputs are available on this module?
The module provides 2 analog outputs (4-20 mA) and 1 relay output for control or alarm signaling.
4. Can it operate continuously in industrial environments?
Yes, it is designed for continuous operation under typical industrial conditions, including vibration and EMI.
5. What is the maximum operating frequency of the module?
The operating frequency is 0.0167 kHz, suitable for standard speed measurement applications.
6. How is the module connected to the system?
It uses screw terminals to ensure secure and reliable electrical connections.
7. What type of power supply is required?
The module operates on 24 VDC with 300 mA power consumption and 7 W power dissipation.
8. Can it support monitoring for overspeed conditions?
Yes, it is specifically designed to detect overspeed and acceleration conditions.
9. Is the module compatible with other 1440 Series controllers?
Yes, it integrates seamlessly with 1440 Series automation and control systems.
10. How does it enhance process control and maintenance?
By providing precise speed and acceleration feedback, it allows improved process control, fault detection, and predictive maintenance.
Recommended Related or Same-Series Models
| Model |
Description |
| 1440-SPD01-01RA |
Basic speed measurement module for 1440 Series |
| 1440-SPD02-01RC |
High-precision speed measurement module |
| 1440-SPD03-01RD |
Module with extended input range for variable speed motors |
| 1440-SPD04-01RE |
Redundant speed measurement module for critical applications |
| 1440-SPD05-01RF |
Industrial-grade module with advanced filtering |
| 1440-SPD06-01RG |
Modular speed measurement module for multi-motor monitoring |
Popular Allen-Bradley 1440 Series Modules
| Model |
Category |
Typical Application |
| 1440-SPD01-01RA |
Speed Measurement Module |
Standard motor speed monitoring |
| 1440-SPD02-01RB |
Speed Measurement Module |
Precision speed feedback for 1440 Series |
| 1440-ENC01-01RA |
Encoder Interface Module |
Motor feedback and positioning |
| 1440-AIO01-01RA |
Analog I/O Module |
Industrial analog input/output control |
| 1440-DIO01-01RA |
Digital I/O Module |
Digital control and monitoring applications |
| 1440-PWM01-01RA |
PWM Output Module |
Motor control and signal generation |
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