Panasonic AFP0RAD8 8-Channel Analog Input Unit

Technical Overview

8-channel, 14-bit analog input module for FP0R PLCs, supporting diverse voltage/current ranges with 2ms/all channels conversion for precise industrial sensing.

Key Features

8 Analog Input Channels
14-bit Resolution (for most ranges), 12-bit for -100 to +100 mV
Multiple Voltage Input Ranges: -10 to +10V, -5 to +5V, 0 to +10V, 0 to +5V
Current Input Ranges: 0 to 20mA
High-speed Conversion: 2 ms/all channels
Screw Terminal Wiring
Compatible with Panasonic FP0R, FP-Sigma, FP0H series PLCs
Compact, DIN rail mountable design
Photocoupler and isolated DC/DC converter for insulation between input terminals and internal circuit
Averaging processing function

Technical Specification Matrix

Parameter	Value
Input Channels	8
Resolution	14 bits (1/16,000) for voltage/current; 12 bits for -100 to +100 mV
Voltage Input Ranges	-10 to +10 V, -5 to +5 V, 0 to +10 V, 0 to +5 V (14 bits); -100 to +100 mV (12 bits)
Current Input Ranges	0 to 20 mA (14 bits)
Absolute Maximum Input Voltage	±15 V
Absolute Maximum Input Current	±30 mA
Input Impedance (Voltage)	1 MΩ approx.
Input Impedance (Current)	250 Ω approx.
Overall Accuracy (Voltage ±100mV)	±0.6 % F.S. or less (at +25 ℃); ±1.0 % F.S. or less (at 0 to +55 ℃)
Overall Accuracy (Voltage, Others)	±0.2 % F.S. or less (at +25 ℃); ±0.4 % F.S. or less (at 0 to +55 ℃)
Overall Accuracy (Current)	±0.3 % F.S. or less (at +25 ℃); ±0.6 % F.S. or less (at 0 to +55 ℃)
Conversion Speed	2 ms/all channels
Insulation Method (Input terminals to internal circuit)	Photocoupler and isolated DC/DC converter
Insulation Method (Between channels)	Not insulated
Wiring Termination	Screw Terminal
Mounting Style	DIN Rail Mount
Rated Operating Voltage	24 V DC
Operating Voltage Range	20.4 to 28.8 V DC
Physical Weight (kg)	0.2
Dimensions L x W x H (cm)	3 x 5 x 9

Industrial Applications

1. Precision Temperature Control in Industrial Ovens

The AFP0RAD8 enables precise temperature control in industrial ovens by monitoring multiple temperature sensors (e.g., PT100 with 0-10V or 4-20mA transmitters) across its 8 channels. The 14-bit resolution ensures highly accurate readings, while the 2ms conversion speed allows for rapid detection of temperature fluctuations, facilitating quick adjustments via a PLC's PID control loop to maintain a stable thermal profile.

Problem Solved

Prevents product damage or inconsistencies due to temperature deviations in industrial heating processes by providing high-resolution, fast-response temperature feedback from multiple points.

PID controlTemperature sensingPT1004-20mAVoltage transmitterIndustrial ovenProcess control

2. Multi-Axis Motion Feedback Monitoring in Packaging Machines

This unit is ideal for monitoring position or force feedback from multiple axes in packaging machines. Its 8 independent, 14-bit analog inputs can connect to sensors like linear potentiometers or load cells providing -10 to +10V signals. The rapid 2ms conversion speed ensures real-time data acquisition, critical for maintaining tight control loops and synchronized motion across several mechanical axes.

Problem Solved

Achieves precise and coordinated motion control in multi-axis systems, reducing product damage and improving throughput by delivering accurate and timely feedback from various motion components.

Motion controlMulti-axis synchronizationPosition feedbackLinear potentiometerLoad cellPackaging machineryConveyor systems

3. Chemical Mixing and Dosing Systems

In chemical processing, the AFP0RAD8 can accurately measure and monitor critical parameters such as liquid levels, flow rates, and pH values from up to 8 different transducers (0-5V, 0-10V, 4-20mA outputs). Its 14-bit precision and 2ms conversion speed allow for exact dosing and mixing, enabling the PLC to react swiftly to deviations and ensure stringent quality control.

Problem Solved

Guarantees product quality and consistency in chemical mixing and dosing by providing high-accuracy, real-time monitoring of multiple process variables, preventing waste and off-spec batches.

Chemical processLiquid levelFlow ratepH sensorDosingMixingQuality controlAnalog transducer