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Siemens SIMATIC ET 200X EM 144 Analog Input Module 6ES7144-1FB31-0XB0
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
6ES7144-1FB31-0XB0 SIMATIC ET 200X EM 144 Analog Input Module
The ET 200X EM 144 analog input expansion module acquires two ±10 V signals with 12-bit-plus-sign resolution and provides channel diagnostics in an IP66/IP67 field installation.
At a Glance
| Brand | Siemens |
|---|---|
| Model | 6ES7144-1FB31-0XB0 |
| Product Type | Two-channel analog input expansion module |
| Core Function | Acquires two bipolar voltage signals in a distributed ET 200X station |
| Application or Compatible Series | ET 200X distributed I/O installations requiring two ±10 V analog inputs with channel diagnostics |
Exact Identification
Match 6ES7144-1FB31-0XB0 character by character and confirm the complete SIMATIC ET 200X EM 144 Analog Input 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 ET 200X EM 144 analog input expansion module acquires two ±10 V signals with 12-bit-plus-sign resolution and provides channel diagnostics in an IP66/IP67 field installation.
Two channels acquire bipolar process signals in the ±10 V range. Channel faults can generate diagnostics and the configured process alarms. M12 connections and IP66/IP67 protection support decentralized machine installation.
Key Functions
Two Voltage Inputs
Two channels acquire bipolar process signals in the ±10 V range.
Integrated Diagnostics
Channel faults can generate diagnostics and the configured process alarms.
Field-Mounted Design
M12 connections and IP66/IP67 protection support decentralized machine installation.
Official Specifications
| Analog Inputs | 2 voltage-input channels |
| Input Range | ±10 V |
| Resolution | 12 bits plus sign |
| Channel Isolation | No galvanic isolation |
| Input Connection | Two 4-pin M12 sockets, X1 and X2 |
| Group Error Indication | Red SF LED |
| Diagnostic and Process Alarms | Parameterizable |
| Common-Mode Rejection | > 60 dB |
| Normal-Mode Rejection | > 40 dB |
| Operating Error Limit | ±1.2% across the specified temperature range |
| Basic Error Limit | ±1.0% at 25 °C |
| Temperature Error | ±0.01%/K |
| Crosstalk Between Inputs | > 45 dB |
| Shielded Cable Length | Maximum 30 m |
| Degree of Protection | IP65, IP66 or IP67 with unused sockets sealed |
| Dimensions and Weight | 87 × 110 × 55 mm (W × H × D); approximately 250 g |
| Maximum Current Consumption | 40 mA |
| Power Loss | Typically 0.9 W |
Frequently Asked Questions
How many analog channels are available on 6ES7144-1FB31-0XB0?
Two input channels are provided.
Which signal range should be connected to 6ES7144-1FB31-0XB0?
Use bipolar voltage signals within the specified ±10 V measuring range.
Are the channels of 6ES7144-1FB31-0XB0 electrically isolated from each other?
No; plan the sensor grounding and potential relationships accordingly.
Can 6ES7144-1FB31-0XB0 report channel faults?
Yes; enable the required diagnostics and alarms in the station configuration.
Which connectors are used by 6ES7144-1FB31-0XB0?
Use the approved M12 field connectors and observe the documented pin assignment.
What environmental protection applies to 6ES7144-1FB31-0XB0?
Correctly assembled connections and seals support IP66 and IP67 field protection.
What should be checked after replacing 6ES7144-1FB31-0XB0?
Verify channel wiring, scaling, grounding, diagnostics, limit alarms and measured values.
Compatibility & Ordering Notes
Compatibility Checklist
- Use the approved ET 200X base station and expansion arrangement.
- Match the M12 wiring, ±10 V ranges and common reference potential.
- Restore channel diagnostics and limit parameters before validation.
