Pneumatic-electric relay series VR32 converts pneumatic signal to
electric relay. Series VR3100 indicates the presence of pneumatic
pressure. It is equivalent to the pilot lamp of an electrical system.
Series VR3110 is an ultra-compact air indicator light to monitor the
presence of air pressure. It is equivalent to the pilot lamp of an
electrical system. The VR51 series is a two hand control valve
conforming to EN574. Pneumatic output signal is available through
synchronized, two-handed operation (within 0.5s).