Profibus是世界上最大的开放式工业Fieldbus网络之一。这种网络能支持32个节点，最高运行速度为12Mb/s。
与大多数现场总线一样，Profibus能够减少运营成本，提高生产效率，加快新品上市时间，并改善产品质量。
与标准4-20mA控制不同，Profibus能够在由一根双绞线电缆组成的单一总线网段上，支持32个工作站。

3079A  Multi-Conductor - DataBus® ISA/SP-50 PROFIBUS Cable

 

General Description:

22 AWG solid bare copper conductors, FRFPE insulation, Beldfoil® (100% coverage) plus a tinned copperbraid shield (65% coverage), sunlight resistant PVC jacket.

 

Physical Characteristics (Overall)

Conductor

AWG:

# Pairs  AWG  Stranding  Conductor Material    Dia. (in.)

1           22       Solid          BC - Bare Copper    .026

Total Number of Conductors:                  2

 

Insulation

Insulation Material:

Insulation Material

FRFPE - Flame Retardant Foam Polyethylene

 

Outer Shield

Outer Shield Material:

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

1             Beldfoil®                               Tape      Aluminum Foil-Polyester Tape       100

2                                                          Braid      TC - Tinned Copper                        65

 

Outer Jacket

Outer Jacket Material:

Outer Jacket Material

PVC - Polyvinyl Chloride

 

Overall Cable

Overall Nominal Diameter:                 0.315 in.

 

Pair

Pair Color Code Chart:

Number  Color

1             Red & Green

 

Pair Lay Length & Direction:

Lay Length (in.)

2.750

 

Mechanical Characteristics (Overall)

Operating Temperature Range:                    -30°C To +75°C

UL Temperature Rating:                               60°C

Bulk Cable Weight:                                        52 lbs/1000 ft.

Max. Recommended Pulling Tension:           50 lbs.

Min. Bend Radius/Minor Axis:                        3.200 in.

 

Applicable Specifications and Agency Compliance (Overall)

Applicable Standards & Environmental Programs

NEC/(UL) Specification:                                            CMG, PLTC

CEC/C(UL) Specification:                                          CMG

AWM Specification:                                                   UL Style 20201 (600 V 75°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 (China RoHS):                                      Yes

 

Flame Test                                                                                                       

UL Flame Test:                                                         UL1685 FT4 Loading

CSA Flame Test:                                                       FT4

IEEE Flame Test:                                                     1202

 

Suitability

Sunlight Resistance:                           Yes

Plenum/Non-Plenum

Plenum (Y/N):                                      No

 

Electrical Characteristics (Overall)

Nom. Inductance:

Inductance (µH/ft)

.282

 

Nom. Mutual Capacitance:

Capacitance (pF/ft)

8.5

 

Nominal Velocity of Propagation:

VP (%)

78

 

Nom. Conductor DC Resistance:

DCR @ 20°C (Ohm/1000 ft)

16.0

 

Ind. Pair Nominal Shield DC Resistance @ 20 Deg. C:           3.900 Ohm/1000 ft

 

Nom. Attenuation:

Freq. (MHz)        Attenuation (dB/100 ft.)

0.200                   0.270

4.000                   0.670

16.000                 1.370

 

Max. Attenuation:

Freq. (MHz)  Attenuation (dB/100 m)

0.200             1.100

4.000             2.650

16.000           5.400

 

Max. Operating Voltage - UL:

Voltage

300 V RMS (NEC Type CMG)

600 V RMS (UL AWM Style 20201)

300V RMS (NEC Type PLTC)

 

Max. Recommended Current:

Description            Current

Per Conductor       2.3 Amps

 

Other Electrical Characteristic 1:      Capacitance Unbalance @ 1 kHz: Less than 1000 pF/km

Other Electrical Characteristic 2:      Input Impedance/Unfitted Impedance 3 - 20 MHZ, 150 +-15 Ohms

 

Notes (Overall)

Notes:  Siemens Sinec L2 Cable. For CPE jacketed version order Part No. YR45047. For LS0H (FRNC) jacketed version, order Part No. YR44731.

 

Put Ups and Colors:

Item #                    Putup         Ship Weight    Color             Notes     Item Desc

3079A 0071000    1,000 FT    56.000 LB        VIOLET        C            1 PR #22 FRFPE FRPE SH PVC

3079A 0072000    2,000 FT   112.000 LB       VIOLET        C            1 PR #22 FRFPE FRPE SH PVC

3079A 0073600    3,600 FT   201.600 LB       VIOLET        C            1 PR #22 FRFPE FRPE SH PVC

3079A 0075000    5,000 FT   285.000 LB       VIOLET                       1 PR #22 FRFPE FRPE SH PVC

3079A 0601000    1,000 FT   56.000 LB         CHROME     C             1 PR #22 FRFPE FRPE SH PVC

3079A 0602000    2,000 FT   112.000 LB       CHROME     C             1 PR #22 FRFPE FRPE SH PVC

3079A 0603600    3,600 FT   201.600 LB       CHROME     C             1 PR #22 FRFPE FRPE SH PVC