Belden 3078F

Fieldbus, 1 Pr #22 Str TC, FPE Ins, OS, PVC Jkt, Flexible High Speed, CM, PLTC 石化工業等自動化過程高速傳輸儀表控制電纜

harsh environment digital and serial two-way communication, oil and gas extraction and refining sites, petrochemical, Profibus process automation or Foundation FieldBus process automation, extreme temperature enviornments, exposure to humidity/moisture, dust, and oil, remote locations long distance applications, etc. 
惡劣環境的數字和串行雙向通訊，油氣提取和提煉場所，石化，Profibus過程自動化或Foundation FieldBus過程
自動化，極端溫度環境，暴露於濕氣，灰塵和油污，偏遠地區的長距離應用等。

DESCRIPTION:
22 AWG stranded (7x30) tinned copper conductors, FHDPE insulation, Beldfoil® shield (100% coverage), tinned copper drain wire, PVC jacket.


PHYSICAL CHARACTERISTICS :


CONDUCTOR :
Number of Pairs: 1
Total Number of Conductors: 2
AWG: 22
Stranding: 7x30
Conductor Diameter: .030 in.
Conductor Material: TC - Tinned Copper

INSULATION :
Insulation Material: FHDPE - Foam High Density Polyethylene
Lay Length: 4.0 in.
Pair Color Code Chart:

Number Color
1 Blue & Orange



OUTER SHIELD :
Outer Shield Material Trade Name: Beldfoil®
Outer Shield Type: Tape
Outer Shield Material: Aluminum Foil-Polyester Tape
Outer Shield %Coverage: 100 %

OUTER SHIELD DRAIN WIRE :
Outer Shield Drain Wire AWG: 20
Outer Shield Drain Wire Stranding: 7x28
Outer Shield Drain Wire Conductor Material: TC - Tinned Copper

OUTER JACKET :

Outer Jacket Material: PVC - Polyvinyl Chloride

OVERALL NOMINAL DIAMETER :
Overall Nominal Diameter: .351 in.
MECHANICAL CHARACTERISTICS :

Operating Temperature Range: -40°C To +75°C
UL Temperature Rating: 75°C
Bulk Cable Weight: 40 lbs/1000 ft.
Max. Recommended Pulling Tension: 32 lbs.
Min. Bend Radius (Install): 3.5 in.
APPLICABLE SPECIFICATIONS AND AGENCY COMPLIANCE :


APPLICABLE STANDARDS :
NEC/(UL) Specification: PLTC CM ITC
CEC/C(UL) Specification: CM
EU CE Mark (Y/N): Yes
EU RoHS Compliant (Y/N): Yes
EU RoHS Compliance Date (mm/dd/yyyy):: 01/01/2004

FLAME TEST :
UL Flame Test: UL1685 UL Loading

PLENUM/NON-PLENUM :
Plenum (Y/N): N
ELECTRICAL CHARACTERISTICS :

Unaveraged Impedance:

Description Frequency (MHz) Start Frequency (MHz) Stop Frequency (MHz) Unaveraged Impedance (Ω)
1.0 150


Nom. Inductance: .30 µH/ft
Nom. Capacitance Conductor to Shield @ 1 KHz: 16.0 pF/ft
Nom. Mutual Capacitance @ 1 KHz: 8.5 pF/ft
Maximum Capacitance Unbalance @ 1 KHz: .46 pF/ft
Nominal Velocity of Propagation: 78 %
Nom. Conductor DC Resistance @ 20 Deg. C: 17.1 Ω/1000 ft
Ind. Pair Nominal Shield DC Resistance @ 20 Deg. C: 3.3 Ω/1000 ft
Nom. Attenuation (dB/100 ft):

Description Frequency (MHz) Start Frequency (MHz) Stop Frequency (MHz) Nom. Attenuation (dB/100 ft.)
.25 .18
.625 .26
1.25 .34
3.125 .55


Max. Attenuation (dB/100 ft.):

Description Frequency (MHz) Start Frequency (MHz) Stop Frequency (MHz) Max. Attenuation (dB/100 ft.)
.625 .305
1.25 .396
3.125 .610


Max. Operating Voltage - UL: 300 V RMS
Max. Recommended Current:

Description Max. Recommended Current
Per Conductor 2.5 Amps


Other Electrical Characteristic 1: ISA/IEC SP50 Requirements: Impedance @ 250 kHz, 625 kHz, 1.25 MHz, and 3.125 MHz: 150 +/- 10% Ohms
Other Electrical Characteristic 2: 1.0 and 2.5 MBits/sec
NOTES :

Notes: Tape around pair has shorting fold. CPE & LSOH Jacket optional.
PUT-UPS AND COLORS:

Item Description Put-Up (ft.) Ship Weight (lbs.) Jacket Color Notes
3078F 0031000 #22 PR FPE/LDPE FS PVC 1000 47 ORANGE C
3078F 003250 #22 PR FPE/LDPE FS PVC 250 10.75 ORANGE C
3078F 0032500 #22 PR FPE/LDPE FS PVC 2500 122.5 ORANGE C
3078F 003500 #22 PR FPE/LDPE FS PVC 500 24.5 ORANGE C