A type with a drain cock (manual discharge), with auto drain (automatic discharge), and a drain guide 1/4 female thread (option “J”) are available.
For the type with a drain cock (manual discharge), fittings and tubes can be piped to the M5 (female thread) on the end of the drain port.
For the type with auto drain (automatic discharge), a tube (within 5 m of the entire length) with