| Description de l'article | Isolated safety barriers / the switch output isolated safety barrier drives the on-site intrinsically safe equipment in the hazardous area through the contact switch and logic level signal control in the safe area. Solenoid valves, sound and light alarms, etc. Are controlled. The signal status indicator light is set to red and yellow, the alarm is displayed in red, and the output solenoid valve and other working indicators are displayed in yellow. This product needs to be independently powered, and the power supply, input, and output terminals are isolated |