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Siemens SIMATIC DP FDC157 DP/PA Coupler 6ES7157-0AD82-0XA0
Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months
Email: [email protected]
whatsApp: +86-18150117685
- Overview
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Overview
- Use only field devices and wiring permitted by the complete intrinsic-safety calculation.
- Keep the total PA segment current within 110 mA and the connected-device count within the documented limit.
- Match the PROFIBUS DP connector, grounding, shielding and supply arrangement used by the installed segment.
SIEMENS · SIMATIC DP field-device connection
6ES7157-0AD82-0XA0 SIMATIC DP FDC157 Ex [ia] DP/PA Coupler
The FDC157 Ex [ia] couples PROFIBUS DP to an intrinsically safe PROFIBUS PA segment and supplies up to 110 mA to as many as thirty-one connected field devices.
At a Glance
| Brand | Siemens |
|---|---|
| Model | 6ES7157-0AD82-0XA0 |
| Product Type | intrinsically safe PROFIBUS DP/PA fieldbus coupler |
| Core Function | Couples PROFIBUS DP to an intrinsically safe IEC 61158-2 fieldbus segment |
| Application or Compatible Series | PROFIBUS PA installations using Ex [ia] field devices and extended-temperature operation |
Exact Identification
Match 6ES7157-0AD82-0XA0 character by character and confirm the complete SIMATIC DP FDC157 Ex [ia] DP/PA Coupler 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 FDC157 Ex [ia] couples PROFIBUS DP to an intrinsically safe PROFIBUS PA segment and supplies up to 110 mA to as many as thirty-one connected field devices.
The coupler converts between the PROFIBUS DP and PROFIBUS PA transmission systems. The Ex [ia] output is specified for connected field devices within the documented gas-group limits. Separate DP and PA activity LEDs plus supply monitoring support installation and troubleshooting.
Key Functions
DP-to-PA Fieldbus Coupling
The coupler converts between the PROFIBUS DP and PROFIBUS PA transmission systems.
Intrinsically Safe Field Segment
The Ex [ia] output is specified for connected field devices within the documented gas-group limits.
Integrated Bus Diagnostics
Separate DP and PA activity LEDs plus supply monitoring support installation and troubleshooting.
Official Specifications
| Rated Supply | 24 V DC |
|---|---|
| Permissible Supply Range | 20.4 to 28.8 V DC |
| Reverse Polarity Protection | Yes |
| Stored Energy Time During Supply Failure | 5 ms |
| Maximum Current Consumption | 400 mA |
| Typical Power Loss | 7 W |
| Maximum PROFIBUS DP Rate | 45.45 kbit/s |
| PROFIBUS DP Connector | 9-pin Sub-D |
| PROFIBUS PA Rate | 31.25 kbit/s |
| Maximum Ex [ia] No-Load Voltage | 15 V |
| Maximum Ex [ia] Short-Circuit Current | 247 mA |
| Maximum Ex [ia] Output Power | 1.95 W |
| Isolation Test Level | 500 V AC |
| Degree of Protection | IP20 |
| Operating Temperature | -25 to +60 °C |
| Maximum Relative Humidity in Operation | 95% |
| Maximum Field Devices | 31 |
| Maximum Total Field-Device Current | 110 mA |
Frequently Asked Questions
What network transition does 6ES7157-0AD82-0XA0 provide?
It couples PROFIBUS DP to an intrinsically safe PROFIBUS PA field segment.
How many PA field devices can connect behind 6ES7157-0AD82-0XA0?
Up to thirty-one field devices can be connected within the total current limit.
What current is available to field devices from 6ES7157-0AD82-0XA0?
The maximum total output current for the field segment is 110 mA.
Which connector is used on the DP side of 6ES7157-0AD82-0XA0?
The PROFIBUS DP connection uses a 9-pin Sub-D interface.
What temperature range applies to 6ES7157-0AD82-0XA0?
The permitted operating range is -25 to +60 degrees Celsius.
Which LEDs help commission 6ES7157-0AD82-0XA0?
Yellow DP and PA activity LEDs plus the green 24 V supply LED show bus and power status.
What must I calculate before connecting devices to 6ES7157-0AD82-0XA0?
Verify the fieldbus current budget and every intrinsic-safety parameter for the complete segment.
