Datasheet

TECHNICAL DATA SHEET

code

URM70

version

date

2007-10-25

COAX Uniradio No. M70

page

1/2

 Belden Wire & Cable B.V.

All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyright owner

APPLICATION

Coaxial communication cable based on BS2316.

CONSTRUCTION

1 2 3 4

1 Inner conductor Stranded tinned copper

2 Dielectric Solid PE

3 Braid Bare copper

4 Sheath PVC according the European Standard HD 624.

REQUIREMENTS AND TEST METHODS

Test methods in accordance with European standard EN 50289.

Mechanical characteristics

1. Inner conductor. 7 x 0.2 mm

Diameter: 0.6 mm ± 0.02 mm

2. Dielectric:

Diameter: 3.25 mm ± 0.15 mm

3. Outer conductor:

Diameter screen: 3.93 mm ± 0.2 mm

Coverage braid: 91 % ± 4 %

4. Sheath:

Diameter: 5.8 mm ± 0.25 mm

Tensile strength: ≥ 12.5 N/mm

Elongation at break: ≥ 150 %

5. Cable:

Crush resistance of cable: < 1% (load of 700N)

Storage/operating temperature: -40°C to +70°C

Minimum installation temperature: -5 °C

Minimum static bend radius: 30 mm

PAGE 1
TECHNICAL DATA SHEET COAX Uniradio No. M70 code version date page URM70 2 2007-10-25 1/2 APPLICATION Coaxial communication cable based on BS2316. CONSTRUCTION 1 2 3 4 1 2 3 4 Inner conductor Dielectric Braid Sheath Stranded tinned copper Solid PE Bare copper PVC according the European Standard HD 624. REQUIREMENTS AND TEST METHODS Test methods in accordance with European standard EN 50289. Mechanical characteristics 1. Inner conductor. Diameter: 2. Dielectric: Diameter: 3.
PAGE 2
TECHNICAL DATA SHEET COAX Uniradio No. M70 Electrical characteristics Mean characteristic impedance: Regularity of impedance: DC resistance inner conductor: Capacitance: Nominal velocity of propagation: Insulation resistance: Voltage Rating DC: RMS code version date page URM70 2 2007-10-25 2/2 75 ± 3 Ω > 40 dB ≤ 92 Ω/km 67 pF/m ± 2 pF/m 66 % > 2.104 MΩ.km 3.6 kVdc 1.8 kVrms 5-30 MHz: ≥ 20 dB* 30-470 MHz: ≥ 20 dB* 470-1000 MHz: ≥ 18 dB* *Max. 3 peak values 4 dB lower than specified.