Pulse output, thread or flange connection, the diameter between 4mm-200mm. ... /h)(m3/h) (MPa)(MPa) - Flange Fitting40.150.04 to 0.250.04 to 0.4Thread: 6.312, 16, 2560.250.1 ... 800Flange: 1.62.5, 4.0, 6.3, 12, 16 pulse output fluid turbine flowmeter instruments,ISO Certificated