SICK FLOWSIC500 Instrucciones De Servicio página 144

Fig. 73 Funcionamiento con barrera de seguridad y alimentación de tensión externa
FLOWSIC500 with HF output powered with safety barrier and external power supply,
L N PE
M12connector
B-coded
1 - power supply
2 + power supply
3 - DO 1 (passive)
4 + DO 1 (passive)
144
connected to electronic volume corrector
Safe area
EVC
intrinsically safe
L
[Ex ia]
DI+
N
NAMUR
DI-
L L safety
U+
power
barrier
U-
N N
supply
[Ex ia]
2 1 2 1 2 1
3 4 3 4 3 4
M12connector
A-coded
1 + DO0 (NAMUR)
2 - DO0 (NAMUR)
3 n.c.
4 n.c.
FLOWSIC500 · Instrucciones de servicio · 8015394/13GE/V 3-3/2019-10 · © SICK Engineering GmbH
Hazardous area
FLOWSIC 500
intrinsically safe
M12 connector A-coded
1 + DO0 (NAMUR)
2 - DO0 (NAMUR)
3 n.c.
4 n.c.
M12 connector B-coded
U+
2 + power supply
1 - power supply
U-
3 - DO 1 (passive)
4 + DO 1 (passive)
PE
PE
For safety and entry parameters see
control drawing 9215965 for the USA and Canada
and control drawing 9215966 for the EU.
In the USA install in accordance with the NEC (ANSI/NFPA70),
in Canada install in accordance with CEC part 1,
in the EU install in accordance with EN 60079-14.
Further national regulations must be observed!
WARNING!
Incorrect cabling can cause the FLOWSIC500 to fail!
See Operating Instructions for further details!
Attention!
PE
DO0 is optically insulated.
Do not use as HF output in battery powered mode!
Frequent activity results in a reduced battery life time.
[Ex ia]
Anexo