| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | GWA-900-USB | USB GATEWAY ADAPTER BOARD - INCL | Digital Six Labs |
| 2 | 2271015 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 3 | 1415526-1 | RELAY DIN SOCKETRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | KRPA-11AY-120 | RELAY GEN PURPOSE DPDT 5A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | G7L-2A-BUBJ-CB-IN DC24 | RELAY GEN PURPOSE DPST 25A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | 2-1415899-0 | RZ03-1C4-D006Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 8 | 2900893 | BASE STRIPI/O Module Rack 8 Channel | Phoenix Contact |
| 9 | 70GRCP32-HL | I/O MOUNTING BOARD G5 32POSI/O Module Rack 32 Channel | Grayhill Inc. |