# Measuring lines: calculation of cable parameters

 Configuration of measuring line requirements Measuring line: power supply voltage, V Total length of the measuring line, m Measuring line: number of transducers, pcs
 Parameters, that are not subject to change ZET7xxx transducer power, W 0.5 Admissible decrease of power supply voltage at the end of measuring line 20%

 Basic computational data for selection of cable type and power supply voltage Admissible value of the measuring line cable volume resistivity (max), Ohm/km Admissible cable class for the measuring line (max) Measuring line cable conductor diameter (min), mm Measuring line cable conductor cross-section (min), mm2. Required measuring line power supply level (not less than), W
 Additional computational data Total power of the transducers in the measuing line, W Voltage at the far end of the measuring line, V Current level in the electrical feed circuit of the measuring line, A Overall circuits resistance (Upow+GND), Ohm Resistance of feed circuit conductor, Ohm
 AWG Diameter, mm Cross-section area, mm² Resistance per unit length, Ohm/km Weight per unit length kg/km 4 5.189 21.15 0.815 188 6 4.115 13.3 1.297 118.2 8 3.264 8.37 2.061 74.38 10 2.588 5.26 3.277 46.77 11 2.304 4.17 4.134 35.05 12 2.052 3.31 5.217 29.46 13 1.829 2.626 5.562 23.36 14 1.628 2.084 8.268 18.45 15 1.45 1.652 10.43 14.69 16 1.29 1.309 13.19 11.62 17 1.151 1.039 16.57 9.24 18 1.024 0.826 20.96 7.32 19 0.912 0.652 26.41 5.8 20 0.813 0.519 33.14 4.61 21 0.724 0.412 41.99 3.66 22 0.643 0.325 53.15 2.89 23 0.574 0.259 66.6 2.31 24 0.511 0.205 84.32 1.82 25 0.455 0.163 106.3 1.44 26 0.404 0.128 134.5 1.14 27 0.361 0.102 168.8 0.91 28 0.32 0.081 214.2 0.72 29 0.287 0.065 266.4 0.58 30 0.254 0.051 341.2 0.45 31 0.226 0.04 427 0.359 32 0.203 0.032 538 0.238 33 0.18 0.025 679 0.226 34 0.16 0.02 856 0.179 35 0.142 0.016 1086 0.142 36 0.127 0.013 1361 0.113
Delivery terms: EXW Ex Works. Customs clearance and delivery is carried out in accordance with the tariffs of transport companies DHL and FedEx. 1992 - 2021 ZETLAB Company