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Siemens 6NH7800-4AA20 SINAUT ST7 TIM 42 Comm Processor

Name: Siemens 6NH7800-4AA20
Brand: Siemens
SKU: 6NH7800-4AA20
Availability: InStock

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ManufacturerSiemens

Part number6NH7800-4AA20

Manufacturer Siemens

Part Number 6NH7800-4AA20

System SINAUT ST7

Type TIM 42 Communications Processor

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Integrated MD2 modem RS232/RS485 external interface MPI interface For S7-300/S7-400 PLCs SINAUT ST7 telecontrol

Product description

The Siemens 6NH7800-4AA20 is a SINAUT ST7 TIM 42 (Telecontrol Interface Module) designed for SIMATIC S7-300 and S7-400 controllers. It features an MPI interface and RS232/RS485 ports for connecting external modems or wireless devices, and it includes an integrated MD2 modem for standard cables. This allows for expanded telecontrol capabilities with these PLC families.

This communication processor is crucial for implementing remote control, monitoring, and data acquisition solutions in various industrial sectors. It enables robust communication over different network types, facilitating connectivity for distributed systems.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens 6NH7800-4AA20, providing access to essential components for building and maintaining sophisticated automation and telecontrol systems.

Technical specifications

Manufacturer	Siemens
Part Number	6NH7800-4AA20
System	SINAUT ST7
Type	TIM 42 Communications Processor
PLC Compatibility	SIMATIC S7-300/S7-400
Interface	MPI, RS232/RS485
Modem	Integrated MD2 for standard cables

Common applications

Telecontrol

Remote monitoring

SCADA systems

Industrial data acquisition

Process automation

Distributed control

Compatible systems

SIMATIC S7-300 PLC SIMATIC S7-400 PLC

Also known as

Siemens SINAUT TIM 42 6NH7800-4AA20 module

Replaces / compatible with

The 6NH7800-4AA20 provides integrated telecontrol functionality for SIMATIC S7-300 and S7-400 systems, replacing the need for separate communication modules and modems in some configurations.

Technical note

Expert tip

When using the RS232/RS485 ports on the 6NH7800-4AA20, ensure the correct cabling and termination resistors are used for optimal signal integrity.

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Frequently asked questions

What external devices can be connected to the Siemens 6NH7800-4AA20 TIM 42?

The Siemens 6NH7800-4AA20 TIM 42 has RS232/RS485 interfaces that allow for the connection of external modems or wireless devices, in addition to its integrated MD2 modem.