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西门子模块 6ES7142-1BD21-0XB0 SIMATIC ET200 分布式 I/O 系统组件接口模块
西门子模块 6ES7142-1BD21-0XB0 SIMATIC ET200 分布式 I/O 系统组件接口模块
西门子模块 6ES7142-1BD21-0XB0 SIMATIC ET200 分布式 I/O 系统组件接口模块
西门子模块 6ES7142-1BD21-0XB0 SIMATIC ET200 分布式 I/O 系统组件接口模块
西门子模块 6ES7142-1BD21-0XB0 参数说明
一、6ES7142-1BD21-0XB0基础信息
系列归属:属于 SIMATIC ET200 分布式 I/O 系统组件,用于工业自动化中的远程信号采集与控制。
型号解析:
6ES7
:西门子 SIMATIC 系列通用标识。142
:表示该模块为 分布式 I/O 接口模块。1BD21
:功能代码,推测为 数字量输入/输出模块(参考同系列型号6ES7142-1BD11-0XB0
的参数配置)。0XB0
:标识 24V DC 供电。
二、6ES7142-1BD21-0XB0电气与通信特性
工作电压:24V DC,适配工业标准电源。
通信接口:支持 PROFIBUS DP 总线协议,可实现分布式设备与 PLC 主站的数据交互。
防护等级:适用于常规工业环境(需配合防护机柜提升防护等级)。
三、6ES7142-1BD21-0XB0功能配置
I/O 类型:
数字量输入/输出(DI/DO),具体点数需结合型号代码推断(如
1BD21
可能对应 16 点或 32 点配置)。安装方式:紧凑型设计,支持 DIN 导轨安装,适配分布式控制柜布局。
四、6ES7142-1BD21-0XB0兼容性与应用场景
系统兼容:
可接入 SIMATIC S7-300/400 系列 PLC 作为远程扩展单元36。
支持与 ET200 系列其他模块(如接口模块、通信适配器)配套使用3。
典型场景:
机械设备远程信号采集(如传感器、按钮开关)3。
分布式生产线控制(如阀门、电机驱动器控制)6。
五、6ES7142-1BD21-0XB0选型参考
替代型号:
6ES7142-1BD11-0XB0
:早期版本,功能类似3。6ES7142-1BD40-0XB0
:可能为通道数或接口升级版本3。价格参考:根据搜索结果,同系列模块市场价格区间约为 ¥800-3000 元(具体需实时询价)。
六、6ES7142-1BD21-0XB0注意事项
参数确认:的 I/O 点数、负载能力等需参考 西门子 ET200X 系统手册。
兼容验证:若用于高温、粉尘等特殊环境,需额外确认防护与散热设计3。
6ES7142-1BD21-0XB0
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The following are detailed technical parameters and functional descriptions of Siemens SIMATIC ET 200S digital input module 6ES714-1BF12-0XB0:
1. Basic information of 6ES7141-1BF12-0XB0 module
Brand/Series: Siemens SIMATIC ET 200S
Module type: Digital Input Module (DI)
Order number: 6ES714-1BF12-0XB0
Name: 4DI, 24V DC, High Side Switching (Similar in functionality to 1BF11 version, but may have firmware or compatibility upgrades)
2. Key electrical parameters of 6ES7141-1BF12-0XB0
Input points: 4-channel independent input
Input type: High Side switch (PNP type)
Compatible with PNP sensors, mechanical contacts, photoelectric switches, etc
Input voltage range:
Rated value: 24V DC
Allowable range: 20.4V~28.8V DC
Input current:
Typical value per channel: 2mA @ 24V DC
Logic level threshold:
Signal "1": ≥ 15V DC (input current ≥ 2mA)
Signal "0": ≤ 5V DC (input current ≤ 1mA)
Isolation voltage resistance:
Between channels: no isolation
Channel and Backplane Bus: 500V AC
3. Performance characteristics of 6ES7141-1BF12-0XB0
Response time:
0 → 1: Maximum 0.5ms
1 → 0: Maximum 1ms
Filtering time: default without hardware filtering (filtering time can be configured through PLC software)
Status indication:
Green LED for each channel (real-time display of input signal status)
4. 6ES7141-1BF12-0XB0 Mechanical and Installation
Module width: 15mm (occupying 1 ET 200S slot)
Wiring method:
Connect wires through dedicated terminal modules (such as 6ES7193-4CA20-0AA0)
Work environment:
Operation: -20 ℃~+60 ℃
Storage: -40 ℃~+70 ℃
Temperature range:
Protection level: IP20 (indoor dry environment only)
5. 6ES7141-1BF12-0XB0 Compatibility and Configuration
Compatible systems:
SIMATIC S7-300/400, S7-1200/1500 (to be used in conjunction with interface modules via PROFIBUS or PROFINET)
Interface module example: 6ES7151-1AA05-0AB0 (PROFIBUS)
Configuration tool:
GSD files need to be imported in TIA Portal or STEP 7 (some versions may be automatically recognized)
6. Typical application scenarios of 6ES7141-1BF12-0XB0
Collection of digital signals in industrial automation control systems:
Button, limit switch, proximity switch (PNP type)
Monitoring of contact status of photoelectric sensors and relays
Suitable for situations that require quick response (such as high-speed counting, position detection)
7. Differences between 6ES7141-1BF12-0XB0 and 1BF11 versions
Possible improvements:
Firmware upgrade (enhancing anti-interference capability or compatibility)
Internal circuit optimization (such as lower power consumption or more stable signal processing)
Appearance and interface: Usually identical to 1BF11 version
8. Precautions for 6ES7141-1BF12-0XB0
Wiring specifications:
The high side (24V+) wiring method must be used, and the low side (0V) must be grounded together.
Avoid mixing with NPN sensors (additional conversion circuit required).
EMC protection:
Long distance cables are recommended to use shielded wires and be grounded to reduce interference.
Load limit:
Only used for signal acquisition and cannot directly drive actuators (such as solenoid valves and motors).