| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | EB2-5NU | RELAY GEN PURPOSE DPDT 1A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 2 | 2966087 | 6.2MM PLC SENSOR BASIC TERM BLCKRelay Socket DIN Rail | Phoenix Contact |
| 3 | 670-0013 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | ADJ24005 | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | 2IO4B | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 6 | PB4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 7 | 2979508 | VARIOFACE OUTPUT EXPANSION MODI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | 70M-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 9 | 70L-ODCA | OUTPUT MODULE DC 7MA 5VDCDC Output Module Output Module 0.02 ~ 2A 4 ~ 200VDC Output 5VDC (4.5 ~ 28VDC) Supply | Grayhill Inc. |