KROHNE MFC 300 EN - Manual (Page 27)

ELECTRICAL CONNECTIONS
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MFC 300
www.krohne.com 02/2012 - 4000498602 - MA MFC 300 R03 en
4.3 Requirements for signal cables provided by the customer
Specifications for standard signal cables
• 2 twisted double wire circuits
• 20 AWG twisted, tinned copper conductors (19 mm / 0.2")
• Completely tinned copper shielding
• Casing colour: grey
• Colour of wires:
Pair 1: black / red
Pair 2 : green / white
• Test voltage: ≥ 500 VAC RMS (750 VDC)
• Temperature range: -20...+105°C / -4...+221°F
• Capacity: ≤ 200 pF/m / 61 pF/ft
• Inductance: ≤ 0.7 µH/m / 0.2 µH/ft
Specifications for cables in hazardous areas
• 2 shielded twisted double wire circuits
• 20 AWG twisted, tinned copper conductors (19 mm / 0.2")
• Casing colour: blue
• Colour of wires:
Pair 1: black / red
Pair 2 : green / white
• Test voltage: ≥ 500 VAC RMS (750 VDC)
• Temperature range: -20...+105°C / -4...+221°F
• Capacity: ≤ 200 pF/m / 61 pF/ft
• Inductance: ≤ 0.7 µH/m / 0.2 µH/ft
INFORMATION!
If the signal cable was not ordered, it is to be provided by the customer. The following
requirements regarding the electrical values of the signal cable must be observed:
.book Page 27 Monday, February 6, 2012 11:01 AM