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Product Overview The Siemens 6ES7231-5QD30-0XB0 is a high-performance analog input module from the SIMATIC S7-1200 series, specifically designed as a Signal Module (SM 1231) to expand the analog signal acquisition capabilities of the S7-1200 PLC system . This versatile module is engineered to interface directly with thermocouple sensors and low-level voltage sources, making it…
Product Overview The 6ES7 223-1PL22-0XA0 is Siemens’ EM223 digital combo expansion module for the S7-200 micro-PLC platform, delivering 16 sinking/sourcing digital inputs at 24 V DC and 16 relay-form-A outputs in a single 156 × 80 × 62 mm DIN-rail housing that clips directly onto the S7-200 expansion bus on the right-hand side of…
Description The Siemens 6ES7223-1BF22-0XA0, also known as the EM 223, is a digital mixed I/O expansion module designed exclusively for the SIMATIC S7-200 PLC series. This compact module provides 4 digital inputs and 4 transistor outputs at 24V DC, serving as an efficient solution for expanding the I/O capacity of S7-22X CPUs in space-constrained…
Description The 6ES7138-4FA04-0AB0 is a Siemens SIMATIC ET 200S fail-safe (F-) electronic module providing 4/8 configurable digital inputs at 24 V DC with PROFIsafe telegram support. Manufactured by Siemens AG as part of the ET 200S distributed I/O family, this 30 mm-wide module sits on an ET 200S terminal base and communicates safety data…
Description The Siemens 6ES7131-4BD01-0AA0 is a high-density digital input electronic module from the SIMATIC ET 200S distributed I/O system, designed to capture four standard 24V DC signals from field devices such as pushbuttons, limit switches, and proximity sensors . As a fundamental building block of decentralized automation architectures, the Siemens 6ES7131-4BD01-0AA0 transforms discrete field…
Description The 6ES5304-3UB11 is a Siemens SIMATIC S5 IM 304 “Connection Interface Module” designed to link a S5 central rack (CR) to one or more distributed expansion units (EU) across the S5 parallel system bus, using the dedicated 721-series flat cable. It belongs to the S5-115U / S5-135U / S5-155U ecosystem and is the…
Description The Siemens 6EP1961-2BA21 is a SITOP PSE200U selectivity module (electronic circuit breaker) that distributes a 24V DC supply to four independently protected output channels, each adjustable from 3A to 10A . It is designed to act as a “smart fuse” in industrial control cabinets, replacing traditional thermal breakers with precise, resettable electronic protection.…
Product Overview The 6EP1933-2EC41 is a Siemens SITOP UPS500S basic-unit DC uninterruptible power supply, designed to sit downstream of a 24 V DC stabilized PSU (typically a SITOP PSU100M/PSU200M/PSU300S) and provide controlled, maintenance-free ride-through when the upstream mains fails. Where traditional DC-UPS relies on lead-acid or Li-ion batteries—with their 3–5 year replacement cycle, temperature…
Product Overview The Siemens 6EP1931-2DC42 is a sophisticated DC uninterruptible power supply (UPS) module from the renowned SITOP product family, engineered to provide seamless battery-backed power protection for 24V DC industrial control systems. As a core component of the SITOP UPS1600 series, the 6EP1931-2DC42 connects directly between a standard 24V DC power supply and…
Product Overview The 6EP1437-3BA00 is a Siemens SITOP PSU400S stabilized switching power supply, delivering 24 V DC at 40 A (960 W) from a three-phase AC input of 400–500 V. It belongs to the SITOP PSU400S series — Siemens’ mid-to-high tier DIN-rail PSU line aimed at loads that exceed what a single-phase SITOP (PSU300S…