| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-DIDRB | DRIVER ID READER AND BUTTON | Digi International |
| 2 | 2903338 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | 1860000-1 | SOCKET RELAY 4P DIN SCREWLESSRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | 670-0013 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | G7L-2A-BUBJ DC12 | RELAY GEN PURPOSE DPST 25A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | 9002-12-10 | RELAY RF SPST 500MA 12V | Coto Technology |
| 7 | ARS14A4HZ | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 8 | 73G-ITCJ | I/O MODULE J TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |
| 9 | ARS34Y4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |