| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | EE2-12SNUH-L | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | RSL116064-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | RSE116174-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 5 | 2963747 | SAFETY RELAY DIN RAIL MOUNT 24VSafety Relay 7PST-NO/NC (5 Form A, 2 Form B) 24VAC/DC Coil DIN Rail | Phoenix Contact |
| 6 | RY2S-ULDC24V | RELAY PLUG-IN DPDT 3A 24VDCGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | IDEC |
| 7 | 7-1393303-3 | V23134J0052D642Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 8 | G3TA-ODX02S DC24 | OUTPUT MODULE DC QC 24VDCDC Output Module Output Module 0.01 ~ 2A 4 ~ 60VDC Output 24VDC (19.2 ~ 26.4VDC) Supply | Omron Automation and Safety |
| 9 | 70-IDC15NP | INPUT MODULE AC/DC 18MA 15VDCAC/DC Input Module Output Module 10mA 15VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |