Contatore acqua calda 2" DN50 stile Woltmann Helix. MID classe 2, opzione uscita impulsi
Optional pulse output; the pulse is a reed switch output, and the options are 1 pulse per 100 litres or 1 pulse per 1000 litres. Tamper evident wire lock security seal. OIML MID Class 2. For hot water, Maximum temperature 90°C.