Use the following communication cables from Furukawa Electric Co., Ltd.
・KPEV-SB 0.75mm2 x 1 pair (Max. length: 700m)
・T-KPEV-SB 1.25mm2 x 1 pair (Max. length: 1000m)
Cables other than above have not been tested by Fuji Electric. Depending on the connection distance or number of connected units, transmission may not be performed normally.
[Relevant manual]
The above cables are introduced in 'Section 2-3 Cable' in the user's manual FEH204.