Walker POET BSU (KSU)
Description
The POETS Basic Service Unit "BSU" is equipped with printed wiring boards to support a maximum of six Central Office "CO" lines, 12 stations, and two intercom "ICM" paths.
In addition, two optional Line Expansion Service Units "LEUs" may be added to expand the POETS to 30 CO lines, 60 stations, and 10 intercom paths. Each LEU is capable of supporting 12 CO lines, 24 stations, and four intercom paths, Adding the first LEU allows the POETS to grow to 18 CO lines, 36 stations and six intercom paths. Adding the second LEU allows the POETS to grow to 30 CO lines, 60 stations, and 10 intercom paths.
In addition, two optional Line Expansion Service Units "LEUs" may be added to expand the POETS to 30 CO lines, 60 stations, and 10 intercom paths. Each LEU is capable of supporting 12 CO lines, 24 stations, and four intercom paths, Adding the first LEU allows the POETS to grow to 18 CO lines, 36 stations and six intercom paths. Adding the second LEU allows the POETS to grow to 30 CO lines, 60 stations, and 10 intercom paths.
