人物
Includes standard DIN rail snap on mounting for easy installation and grounding
Uses Zener diodes to limit electrical energy in hazardous environments
Offers a high power version with a smaller serial resistance which provides higher voltage to the field device
Provides diode return feature to prevent a current into the hazardous area
规格
Zener Barriers Selection
Max. Series Resistance: 327 ohms
Zener Barriers Selection
Type: DC Positive Polarity
Module Profile: 12.5mm Module (High Density)
Features: None
Channels: Dual Channel
Bulletin 937Z 齐纳屏障为危险区域内的电气信号提供保护。这些屏障具有仅 12.5 mm 宽的较窄外形,可为控制面板留出最大空间。它们还可防止不可接受的高能量从安全区域传递到危险区域中。我们的齐纳屏障具有正极性,即齐纳二极管的阳极是接地的。根据具体应用项目,可以将较高或较低的本质安全参数用于串联或并联电路。