Description
This listing comprises a selection of genuine Siemens SIMATIC S7-1200 series I/O modules, including both Analog Input and Digital Input modules. These compact modules are designed for seamless integration with the S7-1200 CPU, expanding its I/O capabilities for diverse industrial automation tasks. The analog modules offer high-precision signal acquisition for temperature, pressure, and flow sensors, while the digital modules provide reliable switching for sensors and pushbuttons. All modules are engineered for industrial durability, featuring removable terminal blocks for easy wiring and diagnostic LEDs for quick status indication.
Key Features
- Wide Range: Covers 8-channel analog current input, 4-channel analog I/O, 2-channel analog input, and 16-point digital input.
- High Precision: Analog modules feature 13/14-bit resolution for accurate measurement.
- Easy Integration: Plug-and-play with S7-1200 CPUs, configured via TIA Portal.
- Robust Design: Industrial-grade components, removable connectors, and diagnostic LEDs.
- Compatibility: Fully compatible with SIMATIC S7-1200 PLC system.
Technical Specifications
Model | Type | Channels | Signal Range | Resolution | Key Feature |
|---|---|---|---|---|---|
6ES7231-4HA30-0XB0 | Analog Input | 8 | ±20 mA, 4-20 mA | 13 bits | 8-channel current input, diagnostics |
6ES7231-5PA30-0XB0 | Analog I/O | 4 AI / 2 AO | AI: ±10V, ±5V, ±2.5V, 0-20mA AO: ±10V, 0-20mA | AI: 13 bits AO: 14 bits | Combined analog input/output |
6ES7231-5QA30-0XB0 | Analog Input | 2 | ±10V, ±5V, ±2.5V, 0-20mA | 13 bits | 2-channel voltage/current input |
6ES7221-3AD30-0XB0 | Digital Input | 16 | 24V DC, Sink/Source | 1 point | 16-point input, diagnostics |
6ES7221-3BD30-0XB0 | Digital Input | 16 | 24V DC, Sink/Source | 1 point | 16-point input, diagnostics |
Common Specifications:
- Supply Voltage: 24V DC via system power or PM (Power Module)
- Electrical Isolation: Channel-to-bus isolation
- Operating Temperature: 0°C to 55°C
- Dimensions: 45mm x 100mm x 75mm (WxHxD)
- Weight: Approx. 200g
- Protection Rating: IP20
- Standards: CE, UL, cULus
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty
- Technical support for module selection and TIA Portal configuration
- Wiring and installation assistance
- Compatibility verification with existing S7-1200 systems
- Commissioning and diagnostics support available
Delivery Time
- Standard delivery: 3-5 working days
- Express shipping available upon request
Why Choose Our Store
- Genuine Siemens components
- Global supply network with competitive pricing
- Expertise in industrial automation systems
- Comprehensive technical documentation
- Responsive customer service and support
Applications
- Process control systems (temperature, pressure, flow)
- Machine automation and data acquisition
- Building automation and HVAC control
- Packaging and material handling systems
- Laboratory and test equipment





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