Brand: Siemens Description: SM 1231 analog input modules Condition: Brand New Certificate: COO TEST REPORT WARRANTY LETTER Warranty: 1 year Inventory Qty: 1 Payment Term: T/T Shipping Port: Shenzhen Siemens 6ES7231-4HF32-0XB0 SIMATIC S7-1200, Analog input, SM 1231, 8 AI, +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA, 12 bit+sign or (13 bit ADC)
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Manufacture |
Siemens |
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Model Number |
6ES7231-4HF32-0XB0 |
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Catalog |
SIMATIC ET 200SP |
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Country Of Origin |
Germany |
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HS CODE |
8538900000 |
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Dimension |
4.5cm×10.0cm×7.5cm |
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Packing Dimension |
6.5cm×12.0cm×9.5cm |
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Weight |
0.180kg |
Product Description
Module Type: Compact analog input module for collecting current signals.
Number of channels: 8 isolated inputs, each channel can be configured independently.
Signal Type:
Supports 2-wire or 4-wire current measurement.
Resolution: 16 bits, high-precision conversion.
Electrical isolation: Isolation between channels and between channels and backplane bus to enhance anti-interference ability.
Diagnostic function:Siemens 6ES7231-4HF32-0XB0 supports disconnection detection, over-range alarm, etc., to facilitate troubleshooting.
Key technical parameters
Parameter Details
Input range Current: ±20mA, 0/4-20mA (software configurable)
Resolution 16 bits (including sign bit)
Conversion time 50µs per channel (high-speed mode), suitable for fast signal acquisition
Accuracy ±0.3% (at 25°C)
Load impedance ≤300Ω (current input)
Power supply voltage 24V DC
Power consumption Typical value 1W
Operating temperature -20°C to +60°C
Protection level IP20
Configuration method Through STEP 7 (TIA Portal) or GSD file
Product features
High-speed sampling: 50µs/channel conversion time, suitable for dynamic process monitoring.
Flexible configuration: Each channel can be independently set to 2-wire or 4-wire to meet different sensor requirements.
Compact design: modular structure, hot-swappable.
Integrated diagnostics: real-time monitoring of signal status, improving system reliability.
Compatibility: seamless integration with ET 200SP system, support for PROFINET or PROFIBUS communication.
Application areas
Industrial automation: Siemens 6ES7231-4HF32-0XB0 used for analog signal acquisition of PLC systems.
Process control: Siemens 6ES7231-4HF32-0XB0 connecting temperature transmitters, pressure sensors, flow meters, etc.
High-speed data acquisition: such as production line quality monitoring, fast feedback control loops.
Energy management: current/power monitoring system.
Test equipment: high-precision measurement in laboratories or production line test benches.
Installation and configuration
Base unit:Siemens 6ES7231-4HF32-0XB0 needs to be matched with the corresponding model of ET 200SP base.
Programming software: Parameter configuration via Siemens TIA Portal or STEP 7.
Wiring method: Use spring clamp terminals or screw terminals.
Notes
Grounding and shielding:Siemens 6ES7231-4HF32-0XB0 is recommended to shield the analog signal lines to reduce electromagnetic interference.
Environmental requirements: Avoid high temperature, high humidity or strong vibration environment.
Calibration: Regular calibration may be required after long-term use to ensure accuracy.
