S-USB-2COM S-USB-2COM Dual USB - to - Serial adapter $47.95 | GDO635**S GDO635**S (GDO635--S) DC Output Module, 64 points, 5 to 24 Vdc, 0.1 A/point, Sin $800.00 | TDD116M-S TDD116M-S 8 Inputs/ 8 OC outputs Mounts on side of T1-16S $139.00 |
GRO216**S GRO216**S ( GRO216--S ) 16 Relay Outputs $200.00 | TBU152--S TBU152--S 2 Slot Expansion Rack with/cable for T1-40, Uses EX100/T2 I/O Modules. $110.00 | GM-U5 GM-U5 Direct current voltage monitoring relays GM-U 5 GM-U-5 $69.00 |