Belden Hirschmann MICE MS20, Руководство пользователя

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12
Installation MS20/MS30
Release 13 09/2019
Conditions for safe use for Industrial Ethernet Rail Switch MS20 and MS30 devices
943-435-999 according to the IECEx Certification Scheme
Page 1/3
P1
P2
Ordinary Location,
Non-Hazardous Area,
non-explosive atmosphere
WARNING! The USB connection and the V.24
Interface connection are for temporary
connection only, for maintenance use. Do not
use, connect or disconnect unless the area is
known to be non-hazardous. Connection or
disconnection in an explosive atmosphere could
result in an explosion!
Relay
Relay
The earth conductor must be at
least the same wire size (mm²
or AWG) as the supply
conductors.
Power Supply range “C” (P1, P2 Redundant)
18 – 60 VDC;
4.0 – 1.2 A; max. 72 W
Relay contacts:
The Fault Relays are tested as Sealed Device
according to IEC 60079-15.
Switching current max. 1 A, (resistive load)
Switching voltage max. 60 VDC or 30 VAC, SELV.
Temperature Code: T4
Ambient Temperature rating:
Ta: 0 °C to +60
°C for “S” types
Ta: -40 °C to +70
°C for “T” or “E” types
– refer to the type designation on the device
(Position 10 of nomenclature: “Temperature range”).
MS20/30 switch basic module
with voltage range type “C”
Zone 2: Explosive Atmosphere