4442FDW - OSDP RS485, 3 Pr #20 Str TC, PO Ins, OS, LSZH Jkt, Cca
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(4)OSDP RS-485, 3 Pair AWG 20 Tinned Copper - Stranded, Polyolefin (PO, PE, PP) insulation, Foil + drainwire shielding, LSZH / FRNC jacket ,Cca
Life Cycle Status: Capability
| Suitable Applications: | Instrumentation and computer cable. For OSDP EIA RS-485 transmissions applications |
| Element | No. of Elements | Size | Stranding | Material |
|---|---|---|---|---|
| Pair(s) | 3 | 20 AWG | 7x28 | TC - Tinned Copper |
| Element | Material | Nom. Thickness | Nom. Insulation Diameter | Color Code |
|---|---|---|---|---|
| Pair(s) | PE - Polyethylene (Foam) | 0.82 mm (0.032 in) | 2.60 mm (0.102 in) | White/Blue & Blue/White, White/Orange & Orange/White, White/Green & Green/White |
| Shield Type | Material | Coverage | Drainwire Type |
|---|---|---|---|
| Tape | Bi-Laminate (Alum+Poly) | 100% | 22 AWG (7x30) TC |
| Material | Nom. Thickness | Nom. Diameter |
|---|---|---|
| LSZH - Low Smoke Zero Halogen (Flame Retardant) | 1.0 mm (0.039 in) | 11.6 mm (0.457 in) |
| Overall Cable Diameter (Nominal): | 11.6 mm (0.457 in) |
| Element | Nom. Conductor DCR | Nom. Capacitance Cond-to-Cond | Nom. Capacitance Cond-to-Other (Conds + Shield) | Nom. Characteristic Impedence | Nom. Velocity of Prop. | Max. Current |
|---|---|---|---|---|---|---|
| Pair(s) | 36 Ohm/km (11 Ohm/1000ft) | 40 pF/m (12 pF/ft) | 78 pF/m | 120 Ohm | 78% | 2.7 Amps per Conductor |
| Element | Frequency [MHz] | Nom. Insertion Loss (Attenuation) |
|---|---|---|
| Pair(s) | 1 | 1.45 dB/100m (0.442 dB/100ft) |
| Voltage Rating |
|---|
| 300 V |
| Operating | Installation | Storage |
|---|---|---|
| -45°C To +70°C | -15°C To +70°C | -45°C To +70°C |
| Stationary Min. | Installation Min. |
|---|---|
| 58 mm (2.3 in) | 116 mm (4.57 in) |
| Max. Pull Tension: | 650 N (150 lbf) |
| Bulk Cable Weight: | 106 kg/km (71.2 lbs/1000ft) |
| Environmental Suitability: | Indoor - Euroclass Cca, Indoor, Non-Halogenated, Sunlight Resistance |
| Flammability / Reaction to Fire: | IEC 60332-1-2 |
| CPR Compliance: | CPR Euroclass: Cca-s1,d1,a1 |
| ISO/IEC Compliance: | IEC 61034-2 - Smoke Density Min Transmittance = 60% |
| CENELEC Compliance: | EN 50290-2-20 |
| European Halogen Free Standards: | IEC 62821-1 Halogen Free Compliance = Yes, IEC 60754-1 - Halogen Amount = Zero, IEC 60754-2 - Halogen Acid Gas Amount - Max. Conductivity = 2.5 µS/mm, IEC 60754-2 - Halogen Acid Gas Amount - Min. pH = 4.3 |
| European Directive Compliance: | EU CE Mark |
| UK Regulation Compliance: | UKCA Mark |
| Notes: | This is a preliminary Technical Design Specification (TDS) which is subject to modification throughout the prototyping phase. The minimum business quantity to offer is 3km for the first order. This product will have Orange as standard color and 305mt or 500mt as standard put-ups. Additional options for colors and put-ups are available on special request. The estimated production lead time for the first order will be similar to the production lead time of 4541FDW plus extra 6-7 weeks. Please liaise with your Belden representative for confirmation. |
| Update and Revision: | Revision Number: 0.20 Revision Date: 05-07-2025 |