Panasonic AFPX0L40R Programmable Logic Controller

Technical Overview

Compact PLC with 24 DC inputs, 12 relay outputs, 4 transistor outputs, 8k steps program memory, and 0.08µs/step processing for efficient industrial control.

Key Features

Built-in Flash-ROM program memory, eliminating the need for a backup battery.
High-speed processing: 0.08 µs/step for basic commands (first 3k steps).
Expandable I/O up to 216 points using FP-X and FP0R expansion units.
Equipped with 1x RS232C and 1x RS485 communication ports.
Integrated real-time clock functionality.
Supports high-speed counting up to 50kHz (1 channel) and 2-channel PWM output (3.0 kHz max.).
Robust design with high resistance to vibration (3.5 mm amplitude / 9.8 m/s² acceleration) and shock (147 m/s²).
Wide operating temperature range of 0°C to 55°C.
Program capacity of 8k steps.
Base unit includes 24 DC inputs, 12 relay outputs, and 4 transistor outputs.

Technical Specification Matrix

Parameter	Value
Rated Supply Voltage	100 to 240 V AC
Applied Voltage Range	85 to 264 V AC
Inrush Current	40A max. (at 240 V AC and 25℃)
Frequency	50/60 Hz
Momentary Power Off Time	10 ms (at 100 V AC)
DC Input Points	24 points
Relay Output Points	12 points
Transistor Output Points	4 points (NPN)
Relay Output Rated Control Capacity	2A 250 V AC, 2A 30 V DC (per point)
Transistor Output Current	15 mA max. (per point)
Program Capacity	8 k steps
Processing Speed (Basic Commands)	0.08 μs/step (first 3k steps); 0.58 μs/step (after 3k steps)
Communication Ports	1x RS232C, 1x RS485
High-Speed Counter	1-phase, 4-channel (20 kHz max.); 2-phase, 2-channel (20 kHz max.). Max. 50kHz (1 channel)
PWM Output	2-channel (3.0 kHz max.)
Insulation Resistance	100 MΩ min. (500 V DC)
Vibration Resistance	5-8.4 Hz, 3.5 mm amplitude; 8.4-150 Hz, 9.8 m/s² acceleration (10 min each X,Y,Z)
Shock Resistance	147 m/s² (4 times each X,Y,Z)
Noise Resistance	1,500 V [p-p] pulse width 50 ns, 1 μs
Operating Temperature	0 to 55°C
Storage Temperature	-20 to +70°C
Overvoltage Class	II
Level of Contamination	2
Physical Weight (kg)	0.53
Dimensions L x W x H (cm)	15 x 7.9 x 9

Industrial Applications

1. Automated Packaging Machine Control

This PLC can precisely control the various stages of a packaging line, such as conveying, filling, sealing, and labeling. Its 24 DC inputs can monitor sensors for product detection, conveyor position, and safety interlocks, while the 12 relay outputs (2A AC/DC) can directly drive small motors, solenoids for pneumatic actuators, and indicator lights. The 4 transistor outputs can be used for faster, lower-current control of components like stepper motor drivers or high-speed valves for precise filling. The 0.08 µs/step processing speed ensures real-time synchronization of fast-moving parts.

Problem Solved

Ensures high-speed, synchronized operation of packaging machinery, reducing errors and increasing throughput, crucial in environments where fast, repeatable operations are key.

Digital inputRelay outputTransistor outputHigh-speed processingReal-time controlConveyor systemsActuator control

2. Small-Scale Industrial Process Control (e.g., Mixing/Batching)

The AFPX0L40R is well-suited for controlling processes involving mixing, heating, or batching operations. Its 24 DC inputs can monitor temperature sensors (via analog modules if added), liquid levels, and agitator motor feedback. The relay outputs can control heating elements, mixing motor contactors, and drain/fill valves. The RS485 port allows communication with HMI panels for operator interface or with other devices for data logging. The robust design handles typical industrial environments (0-55°C, vibration/shock).

Problem Solved

Provides reliable, automated control for small industrial processes, improving consistency, safety, and efficiency without the need for complex, oversized control systems.

Process automationDiscrete I/ORS485 communicationTemperature controlLevel sensingMotor control

3. Machine Tool Control for Basic Operations

For simple machine tools like drill presses, small lathes, or grinding machines, this PLC can manage sequential operations. The 24 DC inputs can detect limit switches, emergency stops, and tool presence. The 12 relay outputs can activate spindle motors (via contactors), coolant pumps, and clamp mechanisms. The 4 transistor outputs could be used for pulse output to a single-axis stepper motor driver for basic positioning. The expandability allows for future upgrades if additional axes or I/O are needed.

Problem Solved

Offers a cost-effective and reliable solution for automating repetitive, safety-critical tasks in basic machine tools, enhancing operator safety and operational consistency.

Machine automationDigital inputsRelay outputsPulse outputLimit switchesSafety interlocksSequential control