| HARMONIE® PCI | light | quadro | octav |
| Order No. | 974006.2 | 974003.8 | 974007.0 |
| PLUS option (AES3 interface) | 974014.2 | 974013.4 | |
| Measurement channels | 2 | 4 | 8 |
| Socket | LEMO7 | LEMO7 | DSUB37 |
| Resolution | 16-bit signal 20-bit level | 16-bit signal 20-bit level | 16-bit |
| Sensor power supply | ICP 2 mA ± 14 V 200 V | ICP 2 mA ± 14 V 200 V | ICP 2 mA |
| Coupling/filters | DC, AC, 10 Hz HP, 2 kHz LP | DC, AC, 10 Hz HP, 2 kHz LP | AC |
| Sample rate | 44.1 kHz 48.0 kHz 51.2 kHz 96.0 kHz 102.4 kHz | 44.1 kHz 48.0 kHz 51.2 kHz 96.0 kHz 102.4 kHz | 44.1 kHz 48.0 kHz 51.2 kHz |
| Accuracy according to IEC 651/804 and IEC 61672-1 | Class 1 | Class 1 | Class 1 |
| Overload detection | yes | yes | yes |
| THD + Noise | > 80 dB | > 80 dB | > 76 dB |
| Cross-talk attenuation | > 80 dB | > 80 dB | > 76 dB |
| | | |
| Output channels | 2 | 4 (2 at 96.0 kHz or 102.4 kHz) | 4 |
| Socket | 1x 6.3 mm jack | 2x 6.3 mm jack | 2x 6.3 mm jack |
| | | |
| Auxiliary channels | 2x tacho 5x slow | 2x tacho 5x slow | 2x tacho 2x digital out |
| Socket | LEMO8 | LEMO8 | DSUB37 |
| | | |
| AES inputs (PLUS option) | 4 (4x Cinch) | 4 (4x Cinch) | |
| AES outputs (PLUS option) | 4 (4x Cinch) | 4 (4x Cinch) | |
| Synchronization (PLUS option) | With GPS receiver at 51.2 kHz or 102.4 kHz or with internal synchronization cable | With GPS receiver at 51.2 kHz or 102.4 kHz or with internal synchronization cable | With GPS receiver at 51.2 kHz or 102.4 kHz or with internal synchronization cable |