| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | DSP2A-PS | SOCKET PC MNT FOR DSP2A RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 3 | JH1-SF | ACCY RELAY SOCKET FOR HE1ARelay Socket DIN Rail | Panasonic Electric Works |
| 4 | P2RF-08-E | SOCKET RELAY DIN RAIL G2R-2-SRelay Socket DIN Rail | Omron Automation and Safety |
| 5 | R10-E1X2-24V | RELAY GEN PURPOSE DPDT 5A 24VGeneral Purpose Relay DPDT (2 Form C) 24VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | 2903315 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 7 | 2IO4B | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 8 | P7TF-IS16 AC110/120V | RELAY BLK INPUT 16POS NPN AC COII/O Module Rack 16 Channel | Omron Automation and Safety |
| 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. |