Реле
An electronic pressure switch offers a multitude of advantages in comparison to a mechanical pressure switch.These advantages include greater accuracy, freedom from contact wear out, excellent long-term stability, simpler operation and a high number of switching cycles, and many more.
The MBV 3000 test valve is designed for test ofthe Danfoss cartridge pressure transmitterswithin the marine industry.The main advantage is the ability to test theoperating transmitter through the testconnection. A built-in shut-off valve gives thepossibility to maintain transmitter withouthaving to drain the system. After thetransmitter is tested, the valve is manually reopenedand the transmitter is again connectedto the system.