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
P1
P2
Power Supply range “A” (P1, P2 Redundant)
18 – 32 VDC;
4.0 – 2.25 A; max. 72 W
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
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The earth conductor must be at
least the same wire size (mm²
or AWG) as the supply
conductors.
MS20/30 switch basic module
with voltage range type “A”
Relay contacts:
Equipment with nonincendive field wiring
parameters.
Polarity is not relevant.
THE RELAY TERMINALS ARE DEPENDENT
UPON THE FOLLOWING ENTITY
PARAMETERS:
1
)
2
)
U
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