产品详情
一、标题(带型号 + 品牌 + 关键参数)
中文:
- 西门子 3SK1121-1CB42 安全继电器 - 24VDC 4安全触点
- 3SK1121-1CB42 西门子 SIRIUS 安全继电器 - IP20防护
- 西门子 3SK1121-1CB42 安全继电器 - 4NO 安全输出
- 3SK1121-1CB42 西门子安全继电器 - 符合ISO 13849标准
- 西门子 3SK1121-1CB42 安全继电器 - 紧凑型设计
English:
- Siemens 3SK1121-1CB42 Safety Relay - 24VDC 4 Safety Contacts
- 3SK1121-1CB42 Siemens SIRIUS Safety Relay - IP20 Protection
- Siemens 3SK1121-1CB42 Safety Relay - 4NO Safety Outputs
- 3SK1121-1CB42 Siemens Safety Relay - Compliant with ISO 13849
- Siemens 3SK1121-1CB42 Safety Relay - Compact Design
二、品牌及模块介绍
中文:
品牌: 西门子(Siemens)
模块名称: SIRIUS 3SK1121-1CB42 安全继电器
参数详情介绍:
-
品牌与系列:
- 品牌:西门子(Siemens)
- 系列:SIRIUS 3SK1 安全继电器系列
-
电气参数:
- 额定电压:24VDC
- 触点形式:4个安全输出(常开触点,4NO)
- 触点负载:适用于交流/直流电路
- 线圈电源:24VDC
-
安全特性:
- 安全类别:Category 4
- 符合标准:ISO 13849-1, IEC 61508, SIL 3, PL e
- 防护等级:IP20(防直接接触保护)
-
物理特性:
- 尺寸:22.5mm x 100mm x 121.6mm(宽 x 高 x 深)
- 安装方式:DIN导轨安装
- 重量:约0.52kg
-
环境适应性:
- 工作温度范围:-25°C 至 +60°C
- 存储温度范围:-40°C 至 +85°C
- 相对湿度:10% 至 95%(无冷凝)
-
功能特点:
- 具备自检功能,启动时检查内部电子和固件
- 动态测试半导体输出,确保功能正确
- 可通过设备连接器扩展输入/输出
- 前部配备4路DIP开关,用于功能设置
- 4个LED指示灯,用于状态和功能显示
English:
Brand: Siemens
Module Name: SIRIUS 3SK1121-1CB42 Safety Relay
Parameter Details:
-
Brand and Series:
- Brand: Siemens
- Series: SIRIUS 3SK1 Safety Relay Series
-
Electrical Parameters:
- Rated Voltage: 24VDC
- Contact Configuration: 4 Safety Outputs (Normally Open, 4NO)
- Contact Load: Suitable for AC/DC circuits
- Coil Supply: 24VDC
-
Safety Features:
- Safety Category: Category 4
- Compliance Standards: ISO 13849-1, IEC 61508, SIL 3, PL e
- Protection Class: IP20 (Protection against direct contact)
-
Physical Characteristics:
- Dimensions: 22.5mm x 100mm x 121.6mm (Width x Height x Depth)
- Mounting: DIN rail mounting
- Weight: Approximaby 0.52kg
-
Environmental Adaptability:
- Operating Temperature Range: -25°C to +60°C
- Storage Temperature Range: -40°C to +85°C
- Relative Humidity: 10% to 95% (non-condensing)
-
Functional Features:
- Self-test function to check internal electronics and firmware during startup
- Dynamic testing of semiconductor outputs to ensure correct functionality
- Expandable bs/outputs via device connectors
- 4-way DIP switch on the front for function settings
- 4 LED indicators for status and function display
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