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Siemens 6ES7231-7PD22-0XA8 Product Input EM 231, 4 AI channels, +/-80mV

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Siemens 6ES7231-7PD22-0XA8 Product Input EM 231, 4 AI channels, +/-80mV
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Features
Specifications
ApplicationAreas: Manufacturing Automation, Process Control, Robotics
Input Points: 28
PowerSupply: 24V DC Or 120/230V AC
Point: 14 (8DI+6DO)
ProcessorType: Microprocessor-based
ProgrammingLanguage: Ladder Logic, Function Block, Structured Text
Output Points: 16DO
Supply Voltage Type: AC
Display: Optional LCD Or LED Indicators
Total Points: 60 Points.
MountingType: DIN Rail Or Panel Mount
MemoryCapacity: Typically 1KB To 1MB
Output Typt: Relay
SafetyFeatures: Watchdog Timer, Fault Diagnostics
CommunicationProtocols: Modbus, Ethernet/IP, Profibus, DeviceNet
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Siemens EM 231 PLC input module

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PLC input module 4 AI channels

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Siemens 6ES7231 analog input module
Basic Infomation
Place of Origin: Germany
Brand Name: Siemens
Model Number: 6ES7231-7PD22-0XA8
Document: 6ES7231-7PD22-0XA8.pdf
Payment & Shipping Terms
Delivery Time: 1week
Payment Terms: T/T
Supply Ability: 50PCS 1week
Product Description
Siemens 6ES7231-7PD22-0XA8 Analog Input Module
Product Overview
Product Series: SIMATIC S7-200 CN
Order Number: 6ES7231-7PD22-0XA8
Product Status: Spare Part (Discontinued)
Compatibility Note: Only compatible with S7-22X CPUs (S7-200 CN series)
Technical Specifications
Analog Input Capabilities
Parameter Specification
Input Channels 4 AI channels
Input Types Thermocouples (J, K, S, T, R, E, N types), ±80mV voltage signals
Resolution 15 bit + sign (16-bit total)
Temperature Resolution 0.1°C / 0.1°F
Conversion Time 250ms per channel (1s total cycle for 4 channels)
Cold Junction Compensation
Type: Integrated (built-in cold junction sensor)
Cold Junction Error: ±1.5°C (typical)
Electrical Characteristics
Parameter Value
Power Supply 24V DC (from CPU backplane bus and L+ terminal)
Current Consumption (24V DC L+) Max. 60mA (without load)
Current Consumption (5V DC backplane) Max. 87mA
Power Loss Typ. 1.8W
Isolation Input channels to backplane bus: Optically isolated
Input Resistance >10 MΩ (for voltage inputs)
Mechanical Specifications
Dimensions: 71.2 mm × 80 mm × 62 mm (W × H × D)
Weight: 210g (0.46 lb)
Mounting: DIN rail mounting (35mm standard rail)
Conductor Cross-section: 0.5-2.5 mm² (AWG 20 to AWG 14)
Environmental Conditions
Parameter Range
Operating Temperature 0°C to 55°C (32°F to 131°F)
Storage Temperature -25°C to 70°C (-13°F to 158°F)
Relative Humidity 5% to 95% (25°C, non-condensing)
Altitude Max. 2000m (6562 ft) above sea level
Protection Class IP20
Additional Features
Programming Software: STEP 7 Micro/WIN
Data Format: Two's complement
Calibration: Factory calibrated (user calibration possible via software)
Diagnostic Functions: Open thermocouple detection, Overrange/Underrange indication
Certification: CE approval only (S7-200 CN product)
Tag:

PLC Programmable Logic Controller

Industrial PLC Controller

PLC In Industrial Automation

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