低压计算机电缆，可使用RS-232和RS-422协议

1420A  Multi-Conductor - Low Capacitance Computer Cable for EIA RS-232/422

General Description:

24 AWG stranded (7x32) TC conductors, Datalene® insulation, twisted pairs, overall Beldfoil shield (100%coverage), 24 AWG stranded TC drain wire, PVC jacket.

 

Physical Characteristics (Overall)

Conductor

AWG:

# Pairs    AWG    Stranding    Conductor Material

3          24        7x32            TC - Tinned Copper

Total Number of Conductors:               6

 

Insulation

Insulation Material:

Insulation Trade Name     Insulation Material                  Wall Thickness (in.)

Datalene®                        FPE - Foam Polyethylene        0.013

 

Outer Shield

Outer Shield Material:

Outer Shield Trade Name       Type       Outer Shield Material                     Coverage (%)

Beldfoil®                                  Tape       Aluminum Foil-Polyester Tape          100

 

Outer Shield Drain Wire AWG:

AWG  Stranding  Drain Wire Conductor Material

24      7x32          TC - Tinned Copper

 

Outer Jacket

Outer Jacket Material:

Outer Jacket Material        Nom. Wall Thickness (in.)

PVC - Polyvinyl Chloride    0.035

 

Overall Cable

Overall Nominal Diameter:          0.261 in.

 

Pair

Pair Color Code Chart:

Number      Color

1                White/Blue & Blue/White

2                White/Orange & Orange/White

3                White/Green & Green/White

 

Mechanical Characteristics (Overall)

Operating Temperature Range:                   -20°CTo +80°C

Non-UL Temperature Rating:                      80°C(UL AWM Style 2919)

Bulk Cable Weight:                                       30 lbs/1000 ft.

Max. Recommended Pulling Tension:          33 lbs.

Min. Bend Radius/Minor Axis:                       2.750 in.

 

Applicable Specifications and Agency Compliance (Overall)

Applicable Standards & Environmental Programs

NEC/(UL) Specification:                                        CM

CEC/C(UL) Specification:                                      CM

AWM Specification:                                               UL Style 2919 (30 V80°C)

EU Directive 2011/65/EU (ROHS II):                     Yes

EU CE Mark:                                                          Yes

EU Directive 2000/53/EC (ELV):                            Yes

EU Directive 2002/95/EC (RoHS):                         Yes

EU RoHS Compliance Date (mm/dd/yyyy):           01/01/2004

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 (ChinaRoHS):                                Yes

 

Flame Test

UL Flame Test:                                UL1685 UL Loading

 

Plenum/Non-Plenum

Plenum (Y/N):                                  No

 

Electrical Characteristics (Overall)

Nom. Characteristic Impedance:

Impedance (Ohm)

100

 

Nom. Inductance:

Inductance (µH/ft)

.213

 

Nom. Capacitance Conductor to Conductor:

Capacitance (pF/ft)

13

 

Nom. Capacitance Cond. to Other Conductor & Shield:

Capacitance (pF/ft)

22

 

Nominal Velocity of Propagation:

VP (%)

78

 

Nom. Conductor DC Resistance:

DCR @20°C(Ohm/1000 ft)

24

 

Nominal OuterShieldDCResistance:

DCR @20°C(Ohm/1000 ft)

15.1

 

Max. Operating Voltage - UL:

Voltage                            Description

30 V RMS                        UL AWM Style 2919

300 V RMS                      CM

 

Max. Recommended Current:

Current

1.8 Amps per conductor @25°C

 

Notes (Overall)

Notes:  Datalene® insulation features include low dielectric constant and a dissipation factor for high-speed, low distortion data handling. Physical properties include good crush resistance and light weight.

 

Put Ups and Colors:

Item #                     Putup          Ship Weight     Color          Notes       Item Desc

1420A 0601000     1,000 FT      34.000LB        CHROME    C             3 PR #24 FHDPE FS PVC

1420A 06010000   1,0000 FT    340.000LB      CHROME    C Y          3 PR #24 FHDPE FS PVC

1420A 060500        500 FT        17.000LB        CHROME    C             3 PR #24 FHDPE FS PVC

 

Notes:

C = CRATE REEL PUT-UP.

Y = FINAL PUT-UP LENGTH MAY VARY -10% TO +20% FROM LENGTH SHOWN.MAY CONTAIN 2 PIECES. MINIMUM LENGTH OF ANY ONE PIECE IS 1500'.