22LS1
MODEM INTERFACE(SIN-NET use)
DCN2
RS CABLE(FCN flat type)
DCN5
RS CABLE(9-pin D-sub to 25-pin D-sub)
DLS
TELEMETERING UNIT
GM30
GRAPHICAL MAILING UNIT
JC-IO
I/O CONNECTION MODULE
MDP-FT
LIGHTNING SURGE PROTECTOR FOR TELEMETERING USE(3.4 kHz)