Siemens SIMATIC S7-1500/ET 200MP Active Backplane/4 Slot

Technical Overview

Active backplane bus for SIMATIC S7-1500/ET 200MP systems, enabling hot swapping of I/O modules and ATEX 3G rated for hazardous areas.

Key Features

Considerably enhances system availability through hot swapping of I/O modules during operation.
System remains in RUN mode when replacing I/O modules, minimizing downtime.
Provides reserve capacity for future functional expansions by allowing gaps in the station configuration.
Can be used exclusively with ET 200MP and PROFINET systems.
Simple, tool-free installation.
Designed to be inserted into the ET 200MP standard DIN rail, replacing U connectors.
Compatible with all PROFINET IO controllers by configuring via a GSD file.
Supports both 35 mm and 25 mm wide I/O modules.
Features ATEX gas-ex-protection, Category 3G, for use in potentially explosive gas atmospheres.

Technical Specification Matrix

Parameter	Value
Product Type Designation	Active Backplane ST 1+4 Slot
Number of Slots	5 (1 for IM, 4 for I/O modules)
Power Loss, typical	2 W
Ambient Temperature during Operation (horizontal)	-30 °C to 60 °C
Ambient Temperature during Operation (vertical)	-30 °C to 40 °C
Installation Altitude above Sea Level, max.	5000 m (restrictions apply for altitudes > 2000 m)
Explosion Safety Category for Gas	ATEX gas-ex-protection, Cat. 3G
Firmware Version	From V1.0.0
FW Update Possible	Yes
Isochronous Mode	Yes
Prioritized Startup	Yes
Engineering with STEP 7 TIA Portal	Configurable/integrated from version V16 / V17
Physical Weight (kg)	0.16
Dimensions L x W x H (cm)	16.4 x 11.1 x 2.7

Industrial Applications

1. Continuous Production Lines in Chemical Plants

Utilized in process control systems within chemical manufacturing environments where maintaining high availability is paramount, and system modifications or maintenance must occur without interrupting production.

Problem Solved

Enables the replacement of faulty I/O modules without halting the continuous operation of the plant, significantly reducing downtime and production losses. The ATEX Cat. 3G rating allows safe deployment in potentially explosive gas atmospheres, which are characteristic of many chemical facilities.

Hot swappingATEX 3GContinuous processHigh availabilityI/O module replacementProcess control

2. Remote Pumping Stations in Oil & Gas

Deployed as a core component in distributed control systems for remote oil and gas pumping stations, which are often located in harsh environmental conditions and at varying altitudes.

Problem Solved

Provides robust and reliable I/O connectivity for monitoring and control functions. Its wide operating temperature range (-30 °C to 60 °C) and high altitude rating (up to 5000 m) ensure dependable operation in extreme climates and elevated terrains, while hot-swapping minimizes the impact of field service and maintenance.

Distributed controlRemote monitoringWide temperature rangeHigh altitudeHot swapHarsh environmentOil & Gas automation

3. Critical Infrastructure like Water Treatment Facilities

Integrated into Programmable Logic Controller (PLC) systems for essential municipal infrastructure, such as water purification and distribution plants, where uninterrupted operation is critical for public service and safety.

Problem Solved

Guarantees high system availability by allowing active backplane module replacement without taking the entire control system offline. This ensures continuous monitoring and control of vital water treatment processes, preventing disruptions in water supply and maintaining operational integrity.

PLC systemsCritical infrastructureUninterrupted operationHigh system availabilityI/O redundancyWater treatment control