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Product Name:Field Device Coupler FDC 157 physical interface
Brand Name:Siemens
Model Number:6ES7157-0AC85-0XA0
Country of Origin:Germany
Warranty: 12 Months
Whatsapp：+86 18159889985
Email：[email protected]
Brand Name: |
Siemens |
Model Number: |
6ES7157-0AC85-0XA0 |
Country of Origin: |
Germany |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
in stock |
Payment Terms: |
T/T |
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Sales Manager: |
Stella |
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Send an email: |
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Contact in Whatsapp: |
| Parameter | Specification |
|---|---|
| Model | 6ES7157-0AC85-0XA0 |
| Product Type | Field Device Coupler |
| System | PROFIBUS DP / PA / Foundation Fieldbus H1 |
| Supply Voltage | 24 V DC |
| Operating Range | 20.4 – 28.8 V DC |
| Power Consumption | Typ. 13.4 W |
| Input Current | Max. 2.3 A |
| Bus Power Supply | Up to 1000 mA (PA devices) |
| Communication Protocols | PROFIBUS DP, PROFIBUS PA |
| Transmission Rate (DP) | Max. 45.45 kbit/s |
| Transmission Rate (PA) | 31.25 kbit/s |
| Isolation | 600 V DC tested |
| Protection Class | IP20 |
| Operating Temperature | -25 °C to +60 °C |
| Dimensions (W × H × D) | 80 × 125 × 130 mm |
| Weight | Approx. 550 g |
The Siemens 6ES7157-0AC85-0XA0 Field Device Coupler is a high-performance interface module designed for integrating PROFIBUS DP with PROFIBUS PA or Foundation Fieldbus H1 networks. It enables reliable communication between control systems and field instruments in process automation environments.
Equipped with an integrated bus power supply supporting up to 1000 mA, the 6ES7157-0AC85-0XA0 ensures stable operation of connected PA field devices while supporting redundant system configurations. Its built-in diagnostics and LED status indicators provide clear monitoring of bus activity, power status, and fault conditions for improved system transparency.
Designed for industrial process applications, the 6ES7157-0AC85-0XA0 integrates seamlessly with Siemens automation platforms such as ET 200 systems and SIMATIC controllers, making it ideal for complex distributed control architectures requiring robust fieldbus connectivity.
Power Plants: Used for turbine monitoring systems, generator control integration, and process fieldbus communication.
Substations: Enable distributed protection systems, switchgear automation, and real-time data exchange between field devices.
Chemical Plants: Support process instrumentation, flow measurement systems, and intrinsically safe field device communication.
Steel Mills (Metallurgical Plants): Provide stable fieldbus connectivity for high-temperature and high-EMI production environments.
Machinery Manufacturing Plants: Used for automated production lines, robotics systems, and distributed control integration.
Oil & Gas Facilities: Ensure reliable communication between process instruments, remote I/O systems, and control networks.
Q1: What is the main function of 6ES7157-0AC85-0XA0?
A1: It acts as a field device coupler linking PROFIBUS DP with PROFIBUS PA or Foundation Fieldbus H1 networks.
Q2: How many PA devices can it support?
A2: It can connect up to 31 PROFIBUS PA field devices.
Q3: Does the module provide bus power supply?
A3: Yes, it supplies up to 1000 mA for PA field devices.
Q4: Is redundancy supported?
A4: Yes, the coupler supports redundant system configurations.
Q5: What industries commonly use this device?
A5: It is widely used in power plants, chemical plants, steel mills, and process automation industries.
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