Part # Type  Shielding  Voltage  AWG  # of Elements  Jacket Material  Jacket Diameter  Applicable Specifications 
840309 Conductor  FOIL  300  20  TPE  0.249  CA Prop 65, CE, CSA AWM I/II A/B, CSA FT1, ROHS2 - RoHS Compliance, UL AWM 20237, UL PLTC 
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 Diameters (In)
1) Component 1 3 X 1 COND 
a) Conductor 20 (7/28) AWG Tinned Copper 0.038
b) Insulation 0.016" Wall, Nom. TPE 0.070
(1) Color(s)  
Cond Color Cond Color Cond Color
1 BLACK 2 WHITE3 YELLOW
2) Cable Assembly 3 Components Cabled 
a) Twists: 6.9 Twists/foot (min) 
b) Orientation: Components to be arranged from INSIDE LAYER to OUTSIDE LAYER
c) Core Wrap Nonwoven Polyester Tape, 25% Overlap, Min. 
3) Shield: Alum/Mylar Tape, 25% Overlap, Min. 
a) Foil Direction Foil Facing Out 
b) Drain Wire 20 (41/36) AWG Tinned Copper 
4) Jacket 0.045" Wall, Nom.,TPE0.249 (0.260 Max.)
a) Color(s) BLUE
b) Ripcord 1 End 810 Denier Nylon 
c) Print ALPHA WIRE-* P/N 840309 3C 20 AWG
E163874 (UL) TYPE PLTC 105C OR AWM 20237
125C 300 VOLTS OR CRU AWM I/II A/B
125C 300 VOLTS FT1 --- RMT-08732-0061-1003
CE ROHS (SEQ FOOTAGE EVERY 2 FT)
LOT # 000000-MMDDYY
* = Factory Code
1) UL AWM/STYLE 20237 125°C / 300 VRMS
 PLTC 105°C
2) CSA International C(RU) AWM I/II A/B FT1 125°C / 300 VRMS
3) CE:EU Low Voltage Directive 2014/35/EC
1) CE: EU Directive 2011/65/EU(RoHS2):
 This product complies with European Directive 2011/65/EU (RoHS Directive) of the European Parliament and of the Council of 8 June 2011. No Exemptions are required for RoHS Compliance on this item. Consult Alpha Wire's web site for RoHS C of C.
2) California Proposition 65:The outer surface materials used in the manufacture of this part meet the requirements of California Proposition 65.
Physical & Mechanical Properties
1) Temperature Range-50 to 125°C
2) Bend Radius 10X Cable Diameter
3) Pull Tension 34 Lbs, Maximum
4) Sunlight Resistance Yes
Electrical Properties(For Engineering purposes only)
1) Voltage Rating 300 VRMS
2) Capacitance 22.6 pF/ft @1 kHz, Nominal Conductor to Conductor
3) Ground Capacitance41 pF/ft @1 kHz, Nominal
4) Inductance0.19 µH/ft, Nominal
5) Conductor DCR10.2 Ω/1000ft @20°C, Nominal
6) OA Shield DCR8.9 Ω/1000ft @20°C, Nominal
PackagingFlange x Traverse x Barrel (inches)
a) Bulk(Made-to-order) 
Notes:
a) Rosemount Part Number 08732-0061-1003 Rev AD.
b) C of C showing measured Capacitance conductor to conductor and conductor to ground and Inductance required with each spool.
c) Jacket color shall be within limits of RAL 5015/Pantone 3015.
d) Measured Mutual Capacitance must not exceed 30pF/ft.
e) Measured Ground Capacitance (between one conductor and other conductors connected to shield) must not exceed 59.5pF/ft.
f) Measured Inductance must not exceed .20uH/ft.
g) Measured nominal inductance of same or similar yielded .11uH/ft with only one data point. Statistically significant nominal inductance may need to be determined as necessary in the future.

Communication and Control Cable:

Get Control Of Your Communication and Control Applications

Our line-up of standard communication and control cables gives you maximum choice and fewer tradeoffs. By offering you a comprehensive collection of insulation/jacketing materials, shielding options, and conductor counts, you can easily select the cable that meets your most demanding needs. We have cables that go beyond the ordinary to satisfy rigorous requirements of EMI performance, transmission distances, flexibility, and temperature extremes.

Communication and Control Typical applications:

  • Audio systems: speakers, microphones, intercoms

  • Broadcast and studio

  • Data transmission: RS-232, 422, 485

  • CAD/CAM

  • Computer peripherals

  • Business machines

  • Security systems: alarms, cameras, sensors

  • Control systems

  • Instrumentation systems

  • Point-of-sale systems

  • Banking systems

Low capacitance cables for improved transmission distances and signal integrity.

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