| Designation | PHL FM10/400 | |
| Measurement range | Frequency range | 10 to 400 Hz |
| Measurement accuracy | Below 100 Hz ± 1 significant digit | |
| Above 100 Hz ± 1% | ||
| Belt mass input range | 0,001 to 9,990 kg/m | |
| Belt span input range | 0,001 to 9,99 m | |
| Maximum belt tension display | 9 990 N / 2 200 lb | |
| Environmental conditions | Operating temperature | +10 to +50 °C |
| Shipment and storage temp | −50 to +70 °C | |
| Protection class | IP54 | |
| Sensor | Type | Infrared optical |
| IR wavelength | 970 nm | |
| Visible aiming beam | Narrow angle orange LED | |
| Housing | Machined aluminium | |
| Cable length | 1 m | |
| Power supply | Battery type | AA (MN1500) Alkaline only |
| Number | 4 | |
| Expected life | 20 hrs | |
| Compartment location | Back of meter | |
| Optional rechargeable batteries | Battery type | AA (1 300 mAh minimum) |
| Charger | 12 to 15 V DC output | |
| Socket/polarity | 3,5 mm positive centre |
