The Belden 3108A multi-conductor EIA Industrial RS-485 PLTC/CM data cable has 22 AWG stranded (7 x 30) tinned copper conductors.
Cable Construction
| Number of Pairs: | 3 |
| Conductor AWG: | 22 |
| Conductor Stranding: | 7 x 30 |
| Conductor Material: | Tinned Copper |
| Conductor Diameter | 0.030" |
| Insulation Material: | Datalene ® Foam High Density Polyethylene (FHDPE) |
| Outer Shield Material Layer 1: | 100% Beldfoil ® Aluminium Foil Polyester Tape |
| Outer Shield Material Layer 2: | 65% Tinned Copper (TC) Braid |
| Outer Shield Drain Wire AWG: | 22 |
| Outer Shield Drain Wire Stranding: | 7 x 30 |
| Drain Wire Conductor Material: | Tinned Copper (TC) |
| Outer Shield Drain Wire Diameter: | 0.030" |
| Outer Jacket Material: | Polyvinyl Chloride (PVC) |
| Cable Colour Code: | 1: White/Blue Stripe & Blue/White Stripe |
| 2: White/Orange Stripe & Orange/White Stripe | |
| 3: White/Green Stripe & Green/White Stripe | |
| Overall Nominal Diameter: | 0.374" |
Mechanical Properties
| Operating Temperature Range: | -20°C To +60°C |
| Non-UL Temperature Rating: | 60°C |
| Bulk Cable Weight: | 85 lbs/1000 ft. |
| Max. Recommended Pulling Tension: | 90 lbs. |
| Min. Bend Radius/Minor Axis: | 3.750 in. |
| NEC/(UL) Specification: | CM, PLTC Oil Res II |
| NEC Articles: | 725,800 |
| CEC/C(UL) Specification: | CM |
| EU Directive 2011/65/EU (ROHS II): | Yes |
| EU Directive 2000/53/EC (ELV): | Yes |
| EU Directive 2002/95/EC (RoHS): | Yes |
| EU RoHS Compliance Date (mm/dd/yyyy): | 10/01/2005 |
| EU Directive 2002/96/EC (WEEE): | Yes |
| EU Directive 2003/11/EC (BFR): | Yes |
| CA Prop 65 (CJ for Wire & Cable): | Yes |
| MII Order #39 (China RoHS): | Yes |
| UL Flame Test: | UL1685 UL Loading |
| CSA Flame Test: | FT1 |
| Suitability - Indoor: | Yes |
| Suitability - Outdoor: | Yes |
| Plenum: | No |
Electrical Characteristics (Overall)
| Nominal Characteristic Impedance: | 120 Ohm |
| Nominal Inductance (Pair): | 0.225 μH/ft |
| Nom. Capacitance Conductor to Conductor: | 11.0 pF/ft) |
| Nom. Capacitance Cond. to Other Conductor & Shield: | 20.9 pF/ft |
| Nominal Velocity of Propagation: | 78% |
| Nominal Conductor DC Resistance @ 20°C: | 17.7 Ohm/1000 ft |
| Nominal Outer Shield DC Resistance @ 20°C: | 1.5 Ohm / 1000 ft |
| Nominal Attenuation: | 1 MHz / 0.5 dB/100ft |
| Max. Operating Voltage: | 300 V RMS |
| Max. Recommended Current: | 2.7 Amps per conductor @ 25°C |
| Other Electrical Characteristic: | Input Impedance/Unfitted Impedance .5 - 10 MHZ, 120 +-12 Ohms |
Oil Resistance: Passes Oil Res II Per UL1277, Table 10.17. For CPE jacketed version order YR45287.
Ordering Information
| Order No. | Cable Length (Ft) | Shipping Weight (lbs) | Colour | Item Description |
| 3108A 0101000 | 1000 | 70 | Black | 3 PR #22 FHDPE SH PVC |
| 3108A 0102000 | 2000 | 134 | Black | 3 PR #22 FHDPE SH PVC |
| 3108A 0105000 | 5000 | 355 | Black | 3 PR #22 FHDPE SH PVC |
