PNEUMATICS 12345678910 TECHNICAL PARAMETRES Number of cores: 2, 3 Output: Reed ampoule, Hall sensor Type of output: Normally open (NO) Operating voltage: 5-230V DC/AC; 10-30V DC: 10-30V DC/AC Indication: Red/Yellow LED Frequency of Operation: 200-1000HZ Working temperature: -10C to +70С