These instrumentation cables are constructed using the following MOC:
| Conductor | Stranded annealed bare copper complying with BS 5308 Part 1 |
| Insulation | Polyethylene complying with BS 6234 Type 03 with a radial thickness pairs of 0.6 mm |
| Pairs | Two cores are twisted into pairs in nominal lays of 50 to 60 mm |
| Colour code | Black / white with successive numbers, or per color code conforming to BS 5308 Part 1 |
| Individual | Each pair is individually shielded |
| Shielding | With a polyester / aluminium (AL/PET) foil, aluminium side facing inwards; 125% coverage |
| Pair drain Wire | 0.5 mm2 tinned copper |
| Cabling | The pairs are cabled into a cable core |
| Overall | Shielded with a polyester / aluminium |
| Shielding | (AL/PET) foil, aluminium side facing inwards. 100% coverage |
| Overall drain wire | 0.5 mm2 tinned copper |
| Outer Jacket | Black FR PVC complying with BS 6746 Type 6 |


