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Siemens SINAUT ST7 LTOP1 Line Transmitter

Name: Siemens 6NH9821-0BC11
Brand: Siemens
SKU: 6NH9821-0BC11
Availability: InStock

Siemens SINAUT ST7 LTOP1 1-way line transmitter with OPM.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number6NH9821-0BC11

Model SINAUT ST7 LTOP1

Type 1-way Line Transmitter

Protection Overvoltage Protection Module (OPM)

Cable Type 2-wire

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Integrated overvoltage protection Designed for 2-wire cables Reliable signal transmission SINAUT ST7 system compatibility For start or end of line placement

Product description

The Siemens 6NH9821-0BC11 is a SINAUT ST7 LTOP1 1-way line transmitter. It includes one overvoltage protection module (OPM) and is designed for use at either the start or end of a 2-wire cable connection. This device facilitates reliable communication over industrial communication lines.

This line transmitter is typically used in SCADA systems, remote monitoring, and telecontrol applications where robust and protected data transmission over longer distances via twisted-pair cables is required.

Stanlo Automation, a veteran-owned distributor specializing in surplus industrial automation parts, offers the Siemens 6NH9821-0BC11. Secure reliable communication components for your critical infrastructure projects.

Technical specifications

Model	SINAUT ST7 LTOP1
Type	1-way Line Transmitter
Protection	Overvoltage Protection Module (OPM)
Cable Type	2-wire
Manufacturer	Siemens

Common applications

SCADA Systems

Telecontrol Applications

Remote Monitoring

Industrial Data Transmission

Process Automation

Compatible systems

Siemens SINAUT ST7 Systems Telecontrol Communication Networks Industrial SCADA Communication

Also known as

Siemens SINAUT LTOP1 Siemens ST7 Line Transmitter 2-wire line transmitter OPM

Replaces / compatible with

This LTOP1 module is part of the SINAUT ST7 communication system and integrates overvoltage protection for 2-wire line connections.

Technical note

Expert tip

Ensure the overvoltage protection module is correctly terminated at either the start or end of the 2-wire cable run for optimal surge protection.

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Frequently asked questions

What is the purpose of the Siemens 6NH9821-0BC11 SINAUT ST7 LTOP1 line transmitter?

The Siemens 6NH9821-0BC11 SINAUT ST7 LTOP1 is a 1-way line transmitter designed to reliably transmit signals over a 2-wire cable. It includes an overvoltage protection module (OPM) to safeguard the communication line.