| 3B45 | Analog Devices | Isolated Frequency Input; 0 to 300 Hz Signal Conditioning Module |
| 3B45-00 | Analog Devices | Isolated Frequency Input; 0 to 300 Hz Signal Conditioning Module |
| 3B45-01 | Analog Devices | Isolated Frequency Input; 0 to 300 Hz Signal Conditioning Module |
| 3B45-02 | Analog Devices | Isolated Frequency Input; 0 to 300 Hz Signal Conditioning Module |
| 3B45-CUSTOM | Analog Devices | Isolated Frequency Input; 0 to 300 Hz Signal Conditioning Module |
| 3B46 | Analog Devices | Isolated Frequency Input; 0 to 25 kHz Signal Conditioning Module |
| 3B46-00 | Analog Devices | Isolated Frequency Input; 0 to 25 kHz Signal Conditioning Module |
| 3B46-01 | Analog Devices | Isolated Frequency Input; 0 to 25 kHz Signal Conditioning Module |
| 3B46-02 | Analog Devices | Isolated Frequency Input; 0 to 25 kHz Signal Conditioning Module |
| 3B46-03 | Analog Devices | Isolated Frequency Input; 0 to 25 kHz Signal Conditioning Module |
| 3B46-CUSTOM | Analog Devices | Isolated Frequency Input; 0 to 25 kHz Signal Conditioning Module |