The PBM-03/24V bistable relay is used to control lighting or any other device by means of parallel connected single-pole pushbuttons. Successive pressing of any of the buttons causes switching on or off the devices connected to the output terminals. The control pulse can be a signal from the power line. After the impulse is given, which will switch on the receiver, and then the set time t has elapsed, the receiver is automatically switched off. The use of the system makes it possible to create "intelligent" lighting control systems. discreetly 0.1 - 1 s. Time setting range t: discreetly 1 - 10 s; discreetly 0.2 - 1.7 min; discreetly 1 - 10 min; discreetly 0.2 - 1.7 h; discreetly 1 - 10 h; discreetly 0.4 - 4.2 days; discreetly 1 - 10 days.