EN
Siemens SIMATIC ET 200X EM 144 AI 2 RTD Expansion Module 6ES7144-1JB31-0XB0
Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months
Email: [email protected]
whatsApp: +86-18150117685
- Overview
- Product Overview
- Key Functions
- Official Specifications
- Frequently Asked Questions
- Compatibility & Ordering Notes
- Hot Selling Models
- Recommended Products
Overview
SIEMENS · SIMATIC ET 200X
6ES7144-1JB31-0XB0 SIMATIC ET 200X EM 144 AI 2 RTD Expansion Module
The EM 144 AI 2 RTD is a SIMATIC ET 200X expansion module with two diagnostic-capable analog inputs for Pt100 resistance thermometers.
At a Glance
| Brand | Siemens |
|---|---|
| Model | 6ES7144-1JB31-0XB0 |
| Product Type | Two-channel RTD analog input expansion module |
| Core Function | Measures Pt100 resistance-temperature signals in a distributed I/O station |
| Application or Compatible Series | SIMATIC ET 200X distributed I/O systems |
Exact Identification
Match 6ES7144-1JB31-0XB0 character by character and confirm the complete SIMATIC ET 200X EM 144 AI 2 RTD Expansion Module designation.
Interface Arrangement
Confirm the installed supply, ports, field connections and required accessories before wiring the replacement.
Configuration Check
Preserve the approved engineering project, network parameters and application data used by the installed system.
Product Overview
The EM 144 AI 2 RTD is a SIMATIC ET 200X expansion module with two diagnostic-capable analog inputs for Pt100 resistance thermometers.
Two analog channels acquire temperature values from compatible Pt100 resistance thermometers. The module supports two-wire, three-wire and four-wire RTD connections. Integrated diagnostics support fault identification at the individual analog-input channels.
Key Functions
Dual RTD Measurement
Two analog channels acquire temperature values from compatible Pt100 resistance thermometers.
Flexible Sensor Wiring
The module supports two-wire, three-wire and four-wire RTD connections.
Channel Diagnostics
Integrated diagnostics support fault identification at the individual analog-input channels.
Official Specifications
| Analog Input Channels | 2 |
|---|---|
| Supported Sensor | Pt100 resistance thermometer |
| Sensor Wiring | 2-wire, 3-wire and 4-wire |
| Digital Resolution | 12 bits plus sign |
| Channel Diagnostics | Supported |
| Typical Measuring Current | 1.5 mA |
| Input Resistance | 10 MΩ |
| Maximum Supply Current | 40 mA |
| Typical Power Loss | 0.9 W |
| Maximum Permissible Voltage | 30 V |
| Characteristic Linearization | Parameterizable |
| Enclosure Protection | IP66/IP67 when correctly assembled in the ET 200X system |
Frequently Asked Questions
Which temperature sensor is supported by 6ES7144-1JB31-0XB0?
The two analog channels are designed for Pt100 resistance thermometers.
How many RTD channels does 6ES7144-1JB31-0XB0 provide?
Two diagnostic-capable analog input channels are available.
Can 6ES7144-1JB31-0XB0 use a four-wire Pt100 connection?
Yes; two-wire, three-wire and four-wire sensor connections are supported.
What measurement resolution is provided by 6ES7144-1JB31-0XB0?
The analog conversion uses 12 bits plus sign.
Does 6ES7144-1JB31-0XB0 provide channel diagnostics?
Yes; diagnostic functions are available for identifying supported input faults.
What should be checked when wiring 6ES7144-1JB31-0XB0?
Confirm the Pt100 wiring method, terminal assignment, cable shielding and parameterized measurement range.
How is enclosure protection maintained for 6ES7144-1JB31-0XB0?
Assemble the module with the specified ET 200X components, seals and connectors to retain the system protection rating.
Compatibility & Ordering Notes
Compatibility Checklist
- Use the module only in a compatible SIMATIC ET 200X station.
- Match the configured channel parameters to the connected Pt100 sensor and wiring method.
- Fit the specified seals and connectors to maintain the required enclosure protection.
