| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | HL1-PS-K | TERMINAL SOCKET PC MOUNTRelay Socket Through Hole | Panasonic Electric Works |
| 2 | PT08-AR | SOCKET SPDT LY1SOCKET SPDT LY1 | Omron Automation and Safety |
| 3 | SR4M4021 | RELAY SAFETY 4PST 8A 21VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | 70GRCQ24-HL | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 5 | PB4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 6 | 70LRCK16-DIN | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 7 | G3TB-OA203PZ-US DC5-24 | OUTPUT MODULE AC 5MA 5-24VDCAC Output Module Output Module 0.05 ~ 3A 75 ~ 264VAC Output 5 ~ 24VDC Supply | Omron Automation and Safety |
| 8 | 70-IDC15NP | INPUT MODULE AC/DC 18MA 15VDCAC/DC Input Module Output Module 10mA 15VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |
| 9 | IDCM-5 | INPUT MODULE DC 34MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3.3 ~ 32VDC (24VDC Nom) Supply | TE Connectivity Potter & Brumfield Relays |