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This is the SM 522 digital output module of Siemens SIMATIC S7-1500 series. It features 32-channel 24V DC / 0.5A transistor output, 8 channels isolated per group, supports SIL2 safety level, and is suitable for load driving and safety control scenarios in industrial automation systems.
- Model Segment Definition
| Segmento de modelo | Significado | Descripción detallada |
| 6ES7 | Product Family | Identification for Siemens SIMATIC automation products, covering core components such as PLCs and I/O modules |
| 522 | Module Type | 5 = S7-1500 series; 22 = Digital Output Module (SM 522), distinguished from 521 (Entrada digital), 531 (Entrada analógica), etc.. |
| 1BL | Código de especificación | 1 = Standard type; B = 32 canales; L = 24V DC / 0.5A transistor output (BA basic version) |
| 10 | Hardware Version | 10 = Hardware version FS01, representing product iteration stage |
| 0AA0 | Código de pedido | Suffix of Siemens standard order number, used to distinguish different configurations and regional versions |
- Core Specification Data Sheet
| Categoría de parámetro | Technical Specification | Observaciones |
| Información básica | ||
| Product Name | SIMATIC S7-1500 SM 522 Digital Output Module | Transistor output type, Basic Version (BA) |
| Número de pedido. | 6ES7522-1BL10-0AA0 | Global unified order code |
| Parámetros eléctricos | ||
| Number of Output Channels | 32 Canales | Divided into 4 groups, 8 channels per group |
| Tipo de salida | PNP Transistor | Sourcing/sinking output, suitable for 24V DC industrial loads |
| Rated Output Voltage | 24En DC | Allowable range: 19.2V ~ 28.8V |
| Max Current per Channel | 0.5A | Continuous output with overcurrent protection |
| Max Current per Group | 4A | Shared by 8 channels to prevent intra-group overload |
| Total Module Current | 16A | 4 groups × 4A, basis for system power supply design |
| Frecuencia de conmutación | ≤1ms (Standard Load) | Respuesta rápida, suitable for high-frequency control |
| Características de seguridad | ||
| Nivel de seguridad | SIL2 (EN 62061), Cat.3 / PL d (EN ISO 13849-1) | Supports safe disconnection of load groups, applicable to safety-related systems |
| Isolation Method | Channel group isolation (8 channels per group) | Electrical isolation with strong anti-interference capability |
| Mecánico & Ambiental | ||
| Dimensiones (Ancho×Alto×Profundidad) | 125mm×40mm×130mm | Standard S7-1500 module size, compatible with TS-35 rail |
| Tipo de montaje | Montaje en carril DIN (TS-35/7.5 or 15) | Instalación a presión, quick disassembly |
| Temperatura de funcionamiento | 0°C ~ 60°C | Industrial standard temperature range |
| Temperatura de almacenamiento | -40°C ~ +70°C | Adaptable to harsh transportation and storage environments |
| Clase de protección | IP20 (Front Connector) | Suitable for installation inside control cabinets |
| Peso | Aprox.. 0.45kilos | Single module weight including front connector |
| Software & Compatibilidad | ||
| Software de programación | STEP 7 V5.5+ / TIA Portal V13+ | Compatible with mainstream Siemens programming environments |
| Compatible CPU | All S7-1500 series CPUs | No additional adapter required, directly pluggable to backplane bus |
| Diagnostic Function | Diagnóstico básico (Group-level) | Different from single-channel diagnostics of HF version |
| Substitute Value Function | Not supported | This advanced function is unavailable for BA version |
- Lista de accesorios
| Accessory Model | Nombre | Solicitud | Observaciones |
| 6ES7592-1AM00-0XB0 | 32-pin Front Connector (Spring Type) | Module wiring terminal | Standard supplied, Push-in fast wiring |
| 6ES7592-1BM00-0XB0 | 32-pin Front Connector (Screw Type) | Module wiring terminal | Optional accessory, suitable for vibration environments |
| 6ES7590-1AE80-0AA0 | Module Label Strip | Channel identification | Standard supplied, convenient for on-site commissioning and maintenance |
| 6ES7590-1AF30-0AA0 | Front Connector Label Strip | Terminal identification | Standard supplied, anti-miswiring design |
| 6ES7591-1BA00-0AA0 | Module Cover | Dust protection | Opcional, used when front connector is not installed |
| 6ES7193-4CB30-0AA0 | Base Unit | Expansion mounting | For expanding UR2/UR2H rack when CPU rack is fully configured |
- Reemplazo de competidor & Referencia entre marcas
4.1 Alternative Models within Siemens Same Series
| Modelo Siemens | Specification Difference | Escenario de aplicación | Compatibilidad |
| 6ES7522-1BL00-0AB0 | HF High-Speed version, single-channel diagnostics, substitute value function | High-precision control requiring detailed diagnostic information | Totalmente compatible, direct replacement with upgraded functions |
| 6ES7522-1BH10-0AA0 | 16 canales, 8 channels per group, 0.5Un por canal | Less channel demand, saving rack space | Same mounting dimensions, program needs channel adaptation |
| 6ES7522-5FF00-0AB0 | Salida de relé, 8 canales, 5Un por canal | Driving AC loads or high-current DC loads | Stronger electrical isolation, lower switching frequency (≤1Hz) |
| 6ES7522-1BL10-0AA0 | Basic BA version, group-level diagnostics | Cost-sensitive projects with standard control requirements | Original standard model with high cost performance |
4.2 Cross-Brand Replacement Comparison Table
| Marca | Modelo de reemplazo | Comparación de parámetros clave | Compatibilidad |
| Schneider | BMXDDI3202 | 32CH 24V DC, 0.5A/CH, PNP | Needs adaptation to Modicon M340/M580 system; program rewrite required |
| Rockwell | 1756-OB32 | 32CH 24V DC, 0.5A/CH, PNP | Fits ControlLogix system; different backplane bus |
| TEJIDO | 3BSE018105R1 | 32CH 24V DC, 0.5A/CH, PNP | Fits AC500 series; slight wiring difference |
| mitsubishi | QY81P | 32CH 24V DC, 0.5A/CH, PNP | Fits Q-series PLC; different mounting size |
| Beckhoff | EL2088 | 32CH 24V DC, 0.5A/CH, PNP | Fits EtherCAT system; distributed I/O architecture |
- Directrices de selección & Soluciones de reemplazo
5.1 Core Selection Key Points
- Channel Quantity Matching
32 channels meet the demands of medium and large control systems; 4×8 grouping facilitates grouped control and fault isolation.
Channel redundancy suggestion: Configure 1.2 times of actual demand to reserve expansion space.
- Load Characteristic Adaptation
| Tipo de carga | Adaptability | Notas |
| Small Solenoid Valve (≤0.5A) | Perfectly suitable | Direct drive without intermediate relay |
| Indicator / Sensor (≤0.1A) | Adecuado | Freewheeling diode parallel connection recommended for transistor protection |
| Motor Contactor Coil (1-5A) | Not suitable | Requires intermediate relay transition to avoid overcurrent |
| AC Load | Not suitable | Select relay output module such as 6ES7522-5FF00-0AB0 |
- Safety Level Requirements
Standard industrial control: BA version 6ES7522-1BL10-0AA0 fully meets requirements.
Safety-related systems: This module already satisfies SIL2 / Cat.3 / PL d.
Higher safety demand: Adopt F-series safety modules e.g. 6ES7526-1BH00-0AB0.
- Diagnostic Function Requirements
Basic group-level diagnostics: Covered by BA version for group short-circuit/overcurrent detection.
Single-channel diagnostics: Choose HF version 6ES7522-1BL00-0AB0 for channel-level fault location.
Funciones avanzadas (substitute value / switching cycle counting): Exclusive to HF version to improve system availability.
5.2 Recomendaciones de reemplazo
5.2.1 Same-Brand Upgrade / Downgrade Options
| Escenario de aplicación | Modelo recomendado | Ventajas principales |
| Optimización de costos & fewer channels | 6ES7522-1BH10-0AA0 (16CH) | Price reduced by approx. 30%, saves rack space |
| High diagnostic demand & complex system | 6ES7522-1BL00-0AB0 (HF) | Single-channel diagnostics for fast fault location |
| Driving high-current loads | 6ES7522-5FF00-0AB0 (Relay Output) | 5A/channel, suitable for AC/DC high-power loads |
| Enhanced safety function | 6ES7526-1BH00-0AB0 (F-Series) | SIL3 level, dual-channel safety design |
5.2.2 Cross-Brand Replacement Strategy
| Marca | Modelo de reemplazo | Escenario de aplicación | Replacement Cost |
| Schneider | BMXDDI3202 | Expansion of existing Modicon system | Medium-High, PLC system replacement required |
| Rockwell | 1756-OB32 | Expansion of existing ControlLogix system | Alto, mala compatibilidad del sistema |
| Beckhoff | EL2088 | Distributed I/O architecture, EtherCAT communication | Medio, needs EtherCAT master adaptation |
| Alternativa Doméstica | Inovance PI7232 | Cost-sensitive projects with standard control | Bajo, price approx. 60% of Siemens |
5.3 Application Scenario Recommendation
| Escenario de aplicación | Configuración recomendada | Ventajas principales |
| Automotive Production Line | 6ES7522-1BL10-0AA0 ×2 (Redundancia) | 32CH meets multi-actuator control; SIL2 ensures safety |
| Maquinaria de embalaje | 6ES7522-1BL10-0AA0 + 6ES7522-1BH10-0AA0 | Mixed configuration adapts to different load demands |
| Logistics Sorting System | 6ES7522-1BL00-0AB0 (HF) | Single-channel diagnostics for fast module fault locating |
| Alimento & Beverage Equipment | 6ES7522-1BL10-0AA0 | Moisture-proof design adapting to food workshop environment |
| PV Inverter | 6ES7522-1BL10-0AA0 | Fast response suitable for high-frequency switching control |
- Información complementaria
- Official Documentation: Technical manual of 6ES7522-1BL10-0AA0 available for download from Siemens Industry Support Center.
- Sugerencias de mantenimiento:
Regularly check tightening status of front connectors to prevent loosening caused by vibration.
Avoid output channel overload; group current ≤4A, single channel ≤0.5A.
When driving inductive loads, parallel freewheeling diodes are mandatory to protect transistors.
- Certificaciones: Cumple con CE, UL, CSA and other international certifications, suitable for global markets.
- Lifecycle: Product in active lifecycle; Siemens provides long-term technical support and spare parts supply.
Siemens Digital Output Module Model List & Comparación entre marcas
- Core Model System & Regla de nomenclatura (S7-1500 SM 522 Serie)
1.1 Model Coding Rule (Take 6ES7522-1BL10-0AA0 as Example)
| Segmento de modelo | Significado | Optional Code | Descripción detallada |
| 6ES7 | Product Family | 6ES7 | Siemens SIMATIC automation product code including PLC, I/O modules and other core components |
| 522 | Module Type | 522 | 5 = S7-1500 series; 22 = Digital Output Module (SM 522), distinguished from 521 (DE), 531 (AI), etc.. |
| 1BL | Código de especificación | 1=Standard, B=Channel quantity, L=Output type | 1=Standard (BA/HF); B=32CH (16=H, 8=F, 64=P); L=24V DC/0.5A transistor (BA basic version) |
| 10 | Hardware Version | 10=FS01, 01=FS04, etc.. | Represents product iteration stage, affecting hardware compatibility and function support |
| 0AA0 | Order Suffix | 0AA0, 0AB0, etc.. | Siemens standard order suffix for configuration and region differentiation; 0AB0 usually for HF version |
Características principales: SM 522 series includes BA Basic Version and HF High-Speed Version. BA provides group-level diagnostics; HF supports single-channel diagnostics, substitute value function and switching cycle counting. All modules support SIL2 safety level, ideal for load driving and safety control in industrial automation.
- Complete Model List of Siemens S7-1500 SM 522 Digital Output Modules
2.1 Transistor Output Type (24En DC)
| Modelo | Canales | Tipo de salida | Current per Channel | Grouping | Current per Group | Versión | Special Function | Observaciones |
| 6ES7522-1BF00-0AB0 | 8 | PNP Transistor | 2A | 1×8 | 8A | HF | Single-channel diag, substitute value | High current for direct contactor drive |
| 6ES7522-1BH00-0AB0 | 16 | PNP Transistor | 0.5A | 2×8 | 4A | HF | Single-channel diag, substitute value | Standard density, high frequency response |
| 6ES7522-1BH10-0AA0 | 16 | PNP Transistor | 0.5A | 2×8 | 4A | BA | Group-level diagnostics | Versión básica, costo optimizado |
| 6ES7522-1BL00-0AB0 | 32 | PNP Transistor | 0.5A | 4×8 | 4A | HF | Single-channel diag, substitute value | High density for medium & large systems |
| 6ES7522-1BL10-0AA0 | 32 | PNP Transistor | 0.5A | 4×8 | 4A | BA | Group-level diagnostics | Versión básica, rendimiento de alto costo |
| 6ES7522-1BP00-0AA0 | 64 | PNP Transistor | 0.3A | 4×16 | 2A | BA | Group-level diagnostics | Ultra-high density, saves rack space |
| 6ES7522-1BP50-0AA0 | 64 | PNP Transistor | 0.3A | 4×16 | 2A | BA | Group-level diagnostics | Wide temperature type for harsh environments |
2.2 Relay Output Type (AC/DC Universal)
| Modelo | Canales | Tipo de salida | Current per Channel | Rango de voltaje | Versión | Observaciones |
| 6ES7522-5HF00-0AB0 | 8 | Relé | 5A | 230V y | CALLE | High current for AC loads |
| 6ES7522-5HH00-0AB0 | 16 | Relé | 2A | 230V y | CALLE | Standard density, CA/CC universales |
| 6ES7522-5HF10-0AA0 | 8 | Relé | 5A | 230V y | BA | Versión básica, costo optimizado |
| 6ES7522-5HH10-0AA0 | 16 | Relé | 2A | 230V y | BA | Versión básica, standard density |
2.3 Special Environment Type (SIPLUS Series)
| Modelo | Canales | Tipo de salida | Rango de temperatura | Clase de protección | Observaciones |
| 6AG1522-1BF00-7AB0 | 8 | PNP Transistor | -25°C~+60°C | IP20 | Wide temperature for outdoor application |
| 6AG1522-1BL01-7AB0 | 32 | PNP Transistor | -25°C~+60°C | IP20 | Wide temperature, high density application |
| 6AG1522-5HF00-2AB0 | 8 | Relé | -25°C~+60°C | IP20 | Wide temperature for high-current AC loads |
- General Core Parameter Comparison
| Categoría de parámetro | Transistor BA Version | Transistor HF Version | Relay ST Version | Common Features |
| Parámetros eléctricos | ||||
| Voltaje de salida | 24En DC (19.2V~28.8V) | 24En DC (19.2V~28.8V) | 230V y / 24En DC | Compatible with industrial standard voltage |
| Frecuencia de conmutación | ≤1ms | ≤0.1ms | ≤1Hz | Transistor type suitable for high-frequency control |
| Nivel de seguridad | SIL2 (EN 62061), Cat.3/PL d | SIL2 (EN 62061), Cat.3/PL d | SIL2 (EN 62061), Cat.3/PL d | Applicable to safety-related systems |
| Mecánico & Ambiental | ||||
| Dimensiones (Ancho×Alto×Profundidad) | 25/35mm×40m ×130mm | 25/35mm×40mm ×130mm | 35mm×40mm ×130mm | Standard S7-1500 module size |
| Método de montaje | Carril DIN (TS-35) | Carril DIN (TS-35) | Carril DIN (TS-35) | Instalación a presión, quick assembly & disassembly |
| Temperatura de funcionamiento | 0°C~60°C | 0°C~60°C | 0°C~60°C | Industrial standard temperature range |
| Software & Diagnostics | ||||
| Diagnostic Function | Group-level diagnostics | Single-channel diagnostics | Group-level diagnostics | HF provides precise fault location |
| Substitute Value Function | Not supported | Apoyado | Not supported | HF improves system availability |
| Switch Cycle Counting | Not supported | Apoyado | Not supported | HF monitors actuator service life |
| Software de programación | STEP 7 V5.5+ / TIA Portal V13+ | STEP 7 V5.5+ / TIA Portal V13+ | STEP 7 V5.5+ / TIA Portal V13+ | Supports mainstream Siemens programming platforms |
- Cross-Brand Comparison of Digital Output Modules (Same Specification)
4.1 Main Brand Comparison by Channel Quantity
4.1.1 8-Channel 24V DC Transistor Output
| Modelo Siemens | FESTO Alternative | Alternativa de Schneider | Rockwell Alternative | Alternativa ABB | Mitsubishi Alternative | Parameter Matching |
| 6ES7522-1BF00-0AB0 | CPX-FB11 | BMXDDO0802 | 1756-OB8 | 3BSE018102R1 | QY40P | 8CH, 24En DC, 2A/CH, PNP, Fully matched |
| 6ES7522-1BF10-0AA0 | CPX-FB10 | BMXDDO0801 | 1756-OB8E | 3BSE018101R1 | QY41P | 8CH, 24En DC, 0.5A/CH, PNP, Fully matched |
4.1.2 16-Channel 24V DC Transistor Output
| Modelo Siemens | FESTO Alternative | Alternativa de Schneider | Rockwell Alternative | Alternativa ABB | Mitsubishi Alternative | Parameter Matching |
| 6ES7522-1BH00-0AB0 | CPX-FB12 | BMXDDO1602 | 1756-OB16 | 3BSE018103R1 | QY80P | 16CH, 24En DC, 0.5A/CH, PNP, Fully matched |
| 6ES7522-1BH10-0AA0 | CPX-FB12 | BMXDDO1601 | 1756-OB16E | 3BSE018104R1 | QY81P | 16CH, 24En DC, 0.5A/CH, PNP, Fully matched |
4.1.3 32-Channel 24V DC Transistor Output
| Modelo Siemens | FESTO Alternative | Alternativa de Schneider | Rockwell Alternative | Alternativa ABB | Mitsubishi Alternative | Parameter Matching |
| 6ES7522-1BL00-0AB0 | CPX-FB14 | BMXDDO3202 | 1756-OB32 | 3BSE018105R1 | QY160P | 32CH, 24En DC, 0.5A/CH, PNP, Fully matched |
| 6ES7522-1BL10-0AA0 | CPX-FB14 | BMXDDO3201 | 1756-OB32E | 3BSE018106R1 | QY161P | 32CH, 24En DC, 0.5A/CH, PNP, Fully matched |
4.1.4 8-Channel Relay Output (230V AC/5A)
| Modelo Siemens | FESTO Alternative | Alternativa de Schneider | Rockwell Alternative | Alternativa ABB | Mitsubishi Alternative | Parameter Matching |
| 6ES7522-5HF00-0AB0 | CPX-FB21 | BMXDDO0805 | 1756-OB8I | 3BSE018107R1 | QY42P | 8CH, 230V y, 5A/CH, Relé, Fully matched |
4.2 Cross-Brand Core Parameter Comparison
| Parámetro | Siemens SM 522 | FESTO CPX | Schneider Modicon | Rockwell ControlLogix | ABB AC500 | Mitsubishi Q-Series | Common Features |
| Tipo de salida | Transistor / Relé | Transistor / Relé | Transistor / Relé | Transistor / Relé | Transistor / Relé | Transistor / Relé | Adaptable to various load types |
| Channel Density | 8/16/32/64 | 8/16/32 | 8/16/32 | 8/16/32 | 8/16/32 | 8/16/32/64 | Covers small to large system scale |
| Clasificación actual | 0.3A/0.5A/2A/5A | 0.5A/2A | 0.5A/2A | 0.5A/2A | 0.5A/2A | 0.5A/2A/5A | Matches different load power levels |
| Nivel de seguridad | SIL2 | SIL2 | SIL2 | SIL2 | SIL2 | SIL2 | Suitable for safety-related applications |
| Diagnostics | Group / Single-channel | Single-channel | Single-channel | Single-channel | Single-channel | Single-channel | Improves system maintainability |
| Protocolo de comunicación | PROFINET | PROFINET | Modbus TCP | Ethernet/IP | PROFINET | CC-Link | Standard industrial Ethernet |
| Montaje | Carril DIN | Carril DIN | Carril DIN | Carril DIN | Carril DIN | Carril DIN | Standardized installation |
- Directrices de selección & Soluciones de reemplazo
5.1 Reglas de selección básicas
- Channel Quantity Selection
Small system (≤16 points): Choose 8/16CH modules e.g. 6ES7522-1BH10-0AA0 to save cost and space.
Medium system (16-32 agujas): Choose 32CH module e.g. 6ES7522-1BL10-0AA0 for best cost performance.
Large system (≥32 points): Choose 64CH module e.g. 6ES7522-1BP00-0AA0 to reduce module quantity.
- Output Type Selection
| Tipo de carga | Recommended Output | Modelo recomendado | Notas |
| Small Solenoid Valve (≤0.5A) | Transistor BA Version | 6ES7522-1BL10-0AA0 | Direct drive without relay |
| Contactor Coil (1-5A) | High-current Transistor HF | 6ES7522-1BF00-0AB0 | 2A/CH for direct contactor drive |
| AC Load (Heater etc.) | Relay Output | 6ES7522-5HF00-0AB0 | 5A/CH for AC/DC mixed loads |
| High-frequency Load (>10Hz) | Transistor HF Version | 6ES7522-1BL00-0AB0 | ≤0.1ms switching response |
- Diagnostic Requirements
Basic group diagnostics: BA version sufficient for group short-circuit/overcurrent detection with cost advantage.
Single-channel diagnostics: HF version for precise fault location in complex systems.
Funciones avanzadas (substitute value / cycle counting): Exclusive to HF version for higher system availability and maintenance efficiency.
- Safety Requirements
Standard industrial control: All SM 522 modules meet SIL2 / Cat.3 / PL d.
High safety demand: Adopt F-series safety modules e.g. 6ES7526-1BH00-0AB0 for SIL3.
5.2 Replacement Suggestions
5.2.1 Same-Brand Upgrade / Downgrade
| Escenario de aplicación | Modelo recomendado | Ventajas principales | Replacement Cost |
| Cost saving & fewer channels | 6ES7522-1BH10-0AA0 (16CH BA) | ~30% price cut, saves rack space | Bajo |
| High diagnosis & complex system | 6ES7522-1BL00-0AB0 (32CH HF) | Single-channel diagnosis for fast fault locating | Medio |
| High-current load drive | 6ES7522-1BF00-0AB0 (8CH HF 2A) | 2A/CH direct contactor drive | Medio |
| Enhanced safety | 6ES7526-1BH00-0AB0 (F-Series) | SIL3, dual-channel safety design | Alto |
| Harsh environment | 6AG1522-1BL01-7AB0 (SIPLUS) | Wide temperature -25°C~+60°C, high anti-interference | Alto |
5.2.2 Cross-Brand Replacement Guide
| Marca | Ventajas | Recomendación de reemplazo | Compatibility Tips |
| FIESTA | High pneumatic integration, complete bus system | Priority for pneumatic-dominated projects | Needs PROFINET adaptation; program rewrite required |
| Schneider | ~20% lower price than Siemens, global service | Recommended for cost-sensitive projects | Fits Modicon M340/M580; different backplane bus |
| Rockwell | Strong North American market share, mature redundancy | Priority for North American & redundant systems | Fits ControlLogix; different programming software |
| TEJIDO | Rich heavy industry experience, high protection level | Priority for metallurgy, power industry | Fits AC500; slight wiring difference |
| mitsubishi | Dominant in Japanese market, obvious price advantage | Recommended for Asian small systems | Fits Q-series PLC; different mounting size |
| Alternativa Doméstica | Inovance PI7232, Delta DVP16SP11R | Cost-sensitive standard projects | ~60% price of Siemens, buena compatibilidad |
5.3 Application Scenario Recommendation
| Escenario de aplicación | Recommended Siemens Model | Preferred Alternative Brand | Ventajas principales |
| Automotive Line | 6ES7522-1BL00-0AB0 (HF) ×2 | Rockwell 1756-OB32 | Single-channel diagnosis, fast fault locating, SIL2 safety |
| Maquinaria de embalaje | 6ES7522-1BH10-0AA0 (BA) + 6ES7522-1BF00-0AB0 (HF) | Schneider BMXDDO1601 + BMXDDO0802 | Mixed configuration adapts to multiple load types |
| Logistics Sorting | 6ES7522-1BP00-0AA0 (64CH BA) | FESTO CPX-FB16 | Ultra-high density, ahorro de espacio, high frequency response |
| Alimento & Beverage | 6AG1522-1BL01-7AB0 (SIPLUS) | ABB 3BSE018105R1 | Wide temperature, adapts to humid workshop environment |
| PV Inverter | 6ES7522-1BL00-0AB0 (HF) | Mitsubishi QY160P | Fast response for high-frequency switching control |
- Lista de accesorios
| Accessory Model | Nombre | Solicitud | Compatible Modules |
| 6ES7592-1AM00-0XB0 | 32-pin Front Connector (Spring Type) | Module wiring terminal | All SM 522 módulos (Estándar) |
| 6ES7592-1BM00-0XB0 | 32-pin Front Connector (Screw Type) | Module wiring terminal | All SM 522 módulos (Opcional) |
| 6ES7590-1AE80-0AA0 | Module Label Strip | Channel marking | All SM 522 módulos (Estándar) |
| 6ES7590-1AF30-0AA0 | Front Connector Label Strip | Terminal marking | All SM 522 módulos (Estándar) |
| 6ES7591-1BA00-0AA0 | Module Cover | Dustproof protection | All SM 522 módulos (Opcional) |
| 6ES7193-4CB30-0AA0 | Base Unit | Expansion mounting | For UR2/UR2H rack expansion when CPU rack is fully loaded |
- Información complementaria
- Official Documents: SM 522 series technical manuals downloadable from Siemens Industry Support Center.
- Consejos de mantenimiento:
Regularly check front connector fastening to avoid loosening under vibration.
Prevent output overload: group current within rated value, per-channel current within maximum rating.
Freewheeling diodes must be connected in parallel when driving inductive loads to protect transistors.
- Certificaciones: Cumple con CE, UL, CSA and other international certifications for global market use.
- Product Lifecycle: In active lifecycle with long-term technical support and spare parts supply from Siemens.
