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FLOWSIC100 Flare · Addendum to Operating Instructions · 8025365/V1-0/2020-05 · © SICK Engineering GmbH
Electrical installation
5.1
General instructions, prerequisites
All assembly work previously described must be completed (as far as applicable) before
starting installation work. Unless otherwise agreed with SICK or an authorized
representative, all of the installation work must be carried out by the plant operator. This
includes laying and connecting the power supply and signal cables and installing switches
and power fuses.
5.2
Cable specifications
The following cable specifications correspond to the standard SICK cables. Special require
-
ments on cabling in the Ex zone are not considered here. The plant operator is responsible
that all cables used comply with valid regulations and guidelines for cabling in hazardous
areas at the plant.
Standard connection cables between sender/receiver unit
The standard connection cables between sender/receiver units are included in the scope
of delivery.
● Connection cable between sender/receiver units of device types F1F-M, F1F-P, F1F-S
● Connection cable between sender/receiver units of device type F1F-H
Connection cable between sender/receiver units and higher level control system
(Interface Unit)
The connection cable between sender/receiver units and the higher level control system
(Interface Unit) must comply with the following standard and can optionally be ordered from
SICK:
Cable type: Li2YCYv(TP) 2x2x0.5 mm², with reinforced outer sheath, from Lappkabel
The cable must fulfill the following requirements for function of the device:
– Operating capacity < 150 pF/m
– Wire cross-sectional area at least 0.5 mm² (AWG20 to AWG16 max.)
– Screen with Cu wire mesh
5.3
Cable glands
The enclosure inputs are closed with certified sealing plugs. Cable glands are not included
in the scope of delivery, except for the completely installed connection cables between the
sender/receiver units type F1F-H.
Only use installation material approved for the applied hazard zone.
The user is responsible for correct selection.
WARNING:
Electrical hazard
Incorrect cabling can cause serious injuries, device malfunctions or failure of
the measurement system.
▸
Observe the relevant safety regulations as well as the safety notices in this
document as well as in the Operating Instructions FLOWSIC100 Flare during
all installation work.
▸
Take suitable protection measures against possible local hazards or
hazards arising from the equipment.
Cable
type:
Exi, coaxial, RG62, connection TNC with safeguard against pulling off
Cable
type:
Armored cable with certified flameproof cable glands including separating seal,
completely mounted, length 5 m