ADC 410F Instruções de Operação Página 8

  • Descarregar
  • Adicionar aos meus manuais
  • Imprimir
  • Página
    / 79
  • Índice
  • MARCADORES
  • Avaliado. / 5. Com base em avaliações de clientes
Vista de página 7
1/3
1.3 Electrical connection of separate primary head (F Versions)
1.3.1 General information on signal cable A and field current cable C
Use of the Krohne signal cable A with foil screen and magnetic shield will ensure proper operation
of the equipment.
Signal cable to be solidly laid.
Connect shields via stranded drain wires.
Underwater and underground installation possible.
Insulating material is flame-retardant to IEC IEC 332.1 / VDE 0742.
Signal cables are low in halogen, unplasticized, and stay flexible at low temperatures.
Si
gnal cable A (Type DS), with double shielding
1 Stranded drain wire, 1st shield, 1.5 mm
2
or AWG14
2 Insulation
3 Conductor 0.5 mm
2
or AWG 20 (3.1 red / 3.2 white)
4 Special foil, 1st shield
5 Inner sheath
6 Mu-metal foil, 2nd shield
7 Stranded drain wire, 2nd shield, 0.5 mm
2
or AWG 20
8 Outher sheath
Field current cable C
with single shielding
Cross-section is dependent on required length of cable, see Table in Sect. 1.3.4.
1.3.2 Stripping (preparation) of signal cable A
Please note the different lengths given in the table for signal converter and primary head.
Length Converter Primary
head
mm (inch) mm (inch)
a 70 (2.80) 90 (3.60)
b 08 (0.30) 08 (0.30)
c 25 (1.00) 25 (1.00)
d 08 (0.30) 08 (0.30)
e 50 (2.00) 70 (2.80)
Customer-supplied materials
W
Insulation tubing (PVC), 2.0 - 2.5 mm dia. (1”)
X Heat-shrinkable tubing or cable sleeve
Y Wire end sleeve to DIN 41 228: E 1.5-8
Z Wire end sleeve to DIN 41 228: E 0.5-8
Please note:
For primary heads, stranded drain wire 1
must have the same length as stranded drain wire 7.
See Section 1.3.4 for max. permissible cable lengths
Signal cable A
bending radius
50 mm (2”)
Vista de página 7
1 2 3 4 5 6 7 8 9 10 11 12 13 ... 78 79

Comentários a estes Manuais

Sem comentários