Wiring - YOKOGAWA DPharp EJX Series Installation Manual

5.2.5 External Temperature Connection
(for EJX910A and EJX930A)
Figure 5.8 External Temperature Connection
5.3

Wiring

wiring.
(1) General-use Type and Flameproof Type (4
to 20 mA output)
• Analog Output
Hazardous Location
Transmitter terminal box
Figure 5.9 Connection between Transmitter and
Distributor
F0505.ai
Nonhazardous Location
Distributor
(Power supply unit)
Receiver
instrument
F0506.ai
<5. Wiring>
• Pulse output and Alarm, Status Output or
Simultaneous Analog-Pulse Output
(for EJX910A and EJX930A)
Hazardous Location
Transmitter terminal box
Figure 5.10 Connection between Transmitter and
Distributor
(2) Intrinsically Safe Type (4 to 20 mA output)
Hazardous Location
Transmitter terminal box
Safety barrier
Figure 5.11 Connection between Transmitter and
Distributor
(3) Intrinsically Safe Type (for EJX910A and
EJX930A)
• Analog Output
Hazardous Location
Transmitter terminal box
Safety barreir
(Isolation type)
47
Nonhazardous Location
Distributor
(Power supply unit)
Receiver
instrument
Receiver
instrument
F0507.ai
Nonhazardous Location
Distributor
(Power supply unit)
Receiver
instrument
F0508.ai
Nonhazardous Location
Receiver instrument
(and power supply)
Power
supply
Anaolg input
F0509.ai
IM 01C25A01-01E