• Position the assembly near the UGC and use an appropriate length of 1/8” red air line to connect the
down-stream port of the filter (the end with the particle filter) to the “Sample” port of the UGC.
• Using an appropriate length of 1/8” red air line, connect the up-stream port of the filter (the end with
an ammonia trap) to the “Test Out” port of the Universal Flow Controller.
Assembling the Zero Gas Source
• Locate the Zero Gas Supply Assembly. It consists of 6 meters (20 feet) or more of natural 1/4" air line
joining with a male quick-connect fitting plug and a yellow ruby restrictor.
• Connect the free end of the air line to the “Zero Gas” port of the UGC.