Advantage:
1. Automatically search for and install controller
2. Remote open door, full card to open door
3. Running stable monitoring(voltage input, watchdog, operating days)
4. Time frame management
5. Limit the number of people inside door and region
6. Fire protection alarm
7. Access authentication methods setting
8. Anti-passback, interlock function
9. Read card inside and outside to open door
10. Video capture
MCAFD8 Active Fieldbus Distributor is suitable for the FF H1 and PROFIBUS PA fieldbus application.
Through the distributor, field devices use the topology of the main-branch to connect the system.
Each distributor has eight branches.
Thereâ??s built-in automatic bus terminal.
LED status indicator can rapidly diagnosis main line and branch line short circuit state, isolate the fault section automatically.
Multiple protection function of the distributor can ensure the safe operation of the system.
Buchholz Relay
Single Phase Buchholz Relay
Three Phase Buchholz Relay
Buchholz relay in a transformer is an oil container housing the connecting pipe from the main tank to the conservator tank. It has mainly two elements. The upper element consists of a float. The float is attached to a hinge in such a way that it can move up and down depending upon the oil level in the Buchholz relay Container.
