GDI633**S GDI633**S (GDI633--S) DC Input Module, 16 points, 12 to 24 Vdc. $210.00 | GRO663**S GRO663**S (GRO663--S) Relay Output Module, 16 points, 240 Vac/24 Vdc (max.), 2 A $320.00 | S-USB-2COM S-USB-2COM Dual USB - to - Serial adapter $47.95 |
GBU643D*S GBU643D*S (GBU643D-S) Base Rack for S2T/S2, 4 Station Bus Slots, no I/O slots. N $590.00 |