| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | HG2-SS | SOCKET W/CLIP SLD FOR HG2 RELAYRelay Socket Panel Mount | Panasonic Electric Works |
| 3 | 2967785 | 14MM PLC-HC BASIC TERM BLOCK 24VRelay Socket DIN Rail | Phoenix Contact |
| 4 | ARE134H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 5 | 9270-05-00TR | RELAY RF SPST 500MA 5V | Coto Technology |
| 6 | 70G-IDC5G | INPUT MODULE AC/DC 6MA 5VDCAC/DC Input Module Output Module 10mA 5VDC Output 35 ~ 60VAC/DC Supply | Grayhill Inc. |
| 7 | G3TA-OD201S DC24 | OUTPUT MODULE DC QC 24VDCDC Output Module Output Module 0.01 ~ 1A 40 ~ 200VDC Output 24VDC (19.2 ~ 26.4VDC) Supply | Omron Automation and Safety |
| 8 | ARN10A12 | RELAY RF SPDT 12V | Panasonic Electric Works |
| 9 | ARJ22A4HZ | ARJ RELAY RF 2 FORM C 4.5V | Panasonic Electric Works |