9842NH Belden

TECHNICAL DATA SHEET code 9842NH version 5 date 2005-12-20 page 9842NH 1/2 APPLICATION Instrumentation and computer cable for EIA RS-485 data transmission applications. CONSTRUCTION 1 2 3 7 4 5 6 1. Conductor AWG24 (7xAWG32) tinned Cu 2. Insulation Material Polyethylene Diameter over insulation 1.73 0.05 mm Colour of insulation Pair 1: White/blue and blue/white Pair 2: White/orange and orange/white 3. Filler (2x) Material Polypropylene Diameter 2.87 mm Colour White 4. Foil (Z-fold) Material Aluminium / Polyester Thickness 9 / 23 m 5. Drainwire AWG20 (7xAWG28) tinned Cu 6. Braiding Material 0.122 mm tinned Cu Coverage 90% 7. Sheath Material FRNC (UV stabilised) Colour Chrome (like RAL 7037) Thickness of sheath 0.89 0.05 mm Diameter over sheath 8.65 0.10 mm REQUIREMENTS AND TEST METHODS Electrical: Nominal resistance conductor 78.7 /km Nominal resistance shield 7.2 /km Nominal capacitance conductor to conductor 42.0 pF/m Nominal capacitance conductor to shield + other cond. 75.5 pF/m Nominal impedance 1 MHz 120 Nominal velocity of propagation 66 % Nominal delay 5.2 ns/m Nominal attenuation 1 MHz 1.97 dB/100m 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 TECHNICAL DATA SHEET code 9842NH version 5 date 2005-12-20 page 9842NH 2/2 Testvoltage conductor-conductor 2500 VDC, 3 seconds Testvoltage conductor-screen 2500 VDC, 3 seconds Voltage rating 300 V RMS (CM application) 30 V RMS (AWM application) Maximum continues current per conductor 25 C 2.1 A Mechanical and physical: Flame resistance IEC 60332-3C Oil resistance ASTMD741 Radiation resistance IEC544 (CERN) Application specification BS 7655 section 6.1 table 1, LTS 3 Halogen content according to IEC754-1 zero Corrosivity of fire gasses according to IEC754-2 Conductivity 100 S/cm pH value 3.5 Temperature range installing -15 to +80 C Temperature range operating (moving installation) -15 to +80 C Temperature range operating (fixed installation) -45 to +80 C Temperature range storage -45 to +80 C Minimum bending radius 10 x cable diameter Maximum pulling tension 395 N MARKING Colour code 2114: chrome sheath with text BELDEN V 9842NH 2PR 24AWG SHIELDED LSNH IEC 332-3C PACKAGING On non-returnable reels with a nominal length of 305m (-0, +10%) or on non-returnable reels with a nominal length of 500m (-0, +10%) or on non-returnable reels with a nominal length of 1000m (-0, +10%). Each reel is labelled with the following data: Belden Logo. Belden code number. Item description. Length on the reel. Date of manufacture. CE-marking. 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