Non-addressable EhUDP-1, EhUDP-2 (start two actions) are designed for continuous round-the-clock operation in fire alarm systems and fire extinguishing in conjunction with receiving and control devices such as PPK-2BM, Signal-20, Yakhont, etc. They provide the possibility to transmit an alarm notification to the fire alarm loop when the drive element is switched on. The switching scheme is two-wire.
Addressable EhUDP-1-ADR are designed to work with a personal computer or programmable logic controller, communication via RS-485, MODBUS-RTU exchange protocol. The connection scheme is four-wire. Addressable EhUDP-1-R3 are designed to work with receiving and control devices that exchange data via addressable communication lines (ALS) on the protocol R3.
The connection scheme is two-wire. Application in hazardous areas of 1 and 2 classes. Construction: aluminium alloy or stainless steel, two cable glands, optional housing colour (except red)
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