Cáp LAPP KABEL UNITRONIC® ST 2919 FPE ( UL 2919 ) | RS 232, RS 422, and RS 485 interface

Data communication systems
Low frequency data transmission cables
Metal foil screened pairs

LAPPKABEL UNITRONIC® ST 2919 FPE

• product information ( PDF )

■ Application range

• Designed for use as Data Highway (DH) RS 232, RS 422, and RS 485 interface
  
• Suitable for static laying in dry and damp condition

■ Product features

• Low capacitance
  
• 100% screen coverage, offers optimum protection against external interference at medium and high frequencies
  
• Flexible for use in environment where space is a constraint
  
• Flame retardant in acc. to IEC 60332-1-2

■ Approvals (Norm references)

■ Design

• Multi-wire strands tinned copper wires
  
• Foam PE core insulation Cores twisted together
  
• Overall screening of aluminium laminated plastic foil
  
• Colour: chrome grey, RAL 7005
  
• Tinned copper drain wire
  
• PVC outer sheath
  
• Core insulation colour:
  Pair 1: wh/bu stripe + bu/wh stripe
  Pair 2: wh/og stripe + og/wh stripe
  Pair 3: wh/gn stripe + gn/wh stripe
  Pair 4: wh/bn stripe + bn/wh stripe
  Pair 5: wh/gy stripe + gy/wh stripe
  Pair 6: rd/bu stripe + bu/rd stripe
  Pair 7: rd/og stripe + og/rd stripe
  Pair 8: rd/gn stripe + gn/rd stripe
  Pair 9: rd/bn stripe + bn/rd stripe
  Pair 10: rd/gy stripe + gy/rd stripe
  Pair 11: bk/bu stripe + bu/bk stripe
  Pair 12: bk/og stripe + og/bk stripe
  Single conductor: grey

Technical Data

Mutual capacitance
C/C: approx. 42 pF/m
C/S: approx. 72 pF/m
Peak operating voltage
30 V (not for power applications)
Specific insulation resistance
> 2 GOhm x km
Inductivity
approx. 0.7 mH/km
Minimum bending radius
10 x cable diameter
Test voltage
1000 V
Temperature range
-30°C to +80°C
Characteristic impedance
100 Ohm