Panasonic AFP7AD4H 4-Channel 16-Bit Analog Input Unit

Technical Overview

High-speed, high-accuracy 4-channel analog input module with 16-bit resolution for FP7 PLCs. Supports various voltage/current ranges, 25µs/channel conversion.

Key Features

4 Analog Input Channels
Supports Voltage Input: -10 to +10 V, 0 to 10 V, 0 to 5 V, 1 to 5 V
Supports Current Input: 0 to 20 mA, 4 to 20 mA
16-Bit Resolution
Fast Conversion Speed: 25 µs/channel (not insulated), 5 ms/channel (insulated)
High Overall Accuracy: ±0.05% F.S. (at 25°C)
Screw Terminal Wiring Termination
Insulation between input terminal and internal circuits via Photocoupler/DC/DC converter
Channel-to-channel insulation via PhotoMOS relay
Compatible with Panasonic FP7 Series Programmable Logic Controllers

Technical Specification Matrix

Parameter	Value
Number of Input Channels	4 channels
Input Range (Voltage)	-10 to +10 V (1/62,500 resolution), 0 to 10 V (1/31,250 resolution), 0 to 5 V (1/31,250 resolution), 1 to 5 V (1/25,000 resolution)
Input Range (Current)	0 to 20 mA (1/31,250 resolution), 4 to 20 mA (1/25,000 resolution)
Resolution	Max. 16 bits
Conversion Speed (Not Insulated)	25 µs/channel
Conversion Speed (Insulated)	5 ms/channel
Overall Accuracy (25°C)	±0.05% F.S. or less
Overall Accuracy (0 to 55°C)	±0.1% F.S. or less
Input Impedance (Voltage)	1 MΩ
Input Impedance (Current)	250 Ω
Absolute Maximum Input (Voltage)	-15 to +15 V
Absolute Maximum Input (Current)	-2 to +30 mA
Insulation Method (Input Terminal to Internal Circuits)	Photocoupler, Insulation type DC/DC converter
Insulation Method (Between Channels)	PhotoMOS relay
Digital Processing (Averaging Times)	2 to 60,000 times
Operating Voltage Range (Trigger Input)	21.6 to 26.4 V DC
Current Consumption	100 mA or less
Operating Temperature Range	0 to +55 °C
Physical Weight (kg)	0.13
Dimensions L x W x H (cm)	10.2 x 9 x 2.8

Industrial Applications

1. Precision Process Monitoring in Manufacturing

Integrating the AFP7AD4H into manufacturing lines for high-accuracy, multi-channel monitoring of critical process parameters from sensors (e.g., temperature, pressure, flow) to ensure consistent product quality and operational efficiency.

Problem Solved

The 16-bit resolution and ±0.05% F.S. accuracy enable precise measurement of analog signals for tight process control, while the 4 channels and 25µs/channel conversion speed allow real-time monitoring of multiple points, rapidly detecting deviations.

Process ControlSCADASensor IntegrationData AcquisitionReal-time MonitoringQuality Assurance

2. Industrial Machine Condition Monitoring

Deploying the module within predictive maintenance systems to acquire real-time analog data (e.g., vibration, motor current, strain) from various industrial machinery components for early fault detection and preventive maintenance scheduling.

Problem Solved

The high-speed conversion and 4 input channels facilitate simultaneous capture of dynamic analog data from different machine points. This enables detailed analysis of machine health, identification of anomalies, and proactive intervention, thereby reducing unexpected downtime and maintenance costs.

Predictive MaintenanceCondition MonitoringVibration AnalysisCurrent SensingFault DetectionIndustrial Automation

3. Laboratory and Test Bench Data Acquisition

Utilizing the AFP7AD4H in laboratory or research and development test benches for accurate and fast acquisition of analog signals from experimental setups, such as material testing equipment, environmental sensors, or electronic circuit prototypes.

Problem Solved

Its high resolution, accuracy, and versatile voltage/current input ranges make it suitable for capturing diverse sensor outputs in R&D. The rapid conversion speed is crucial for analyzing transient signals and ensuring precise data collection in experimental environments.

Data LoggingExperimental SetupSensor InterfacingSignal ConditioningResearch and DevelopmentTest and Measurement