YOKOGAWA EJA210E User Manual

<5. Wiring>
43
IM01C25A01-01E
5.2.5 External Temperature Connection
(for EJX910A and EJX930A)
ConnecttheRTDcableassemblytotheJuckTerminal.
F0505.ai
Figure 5.8 External Temperature Connection
5.3 Wiring
5.3.1 LoopConguration
SincetheDPharpusesatwo-wiretransmissionsystem
for4to20mAoutput,signalwiringisalsousedaspower
wiring.
DCpowerisrequiredforthetransmitterloop.The
transmitteranddistributorareconnectedasshownbelow.
Fordetailsofthepowersupplyvoltageandload
resistance,seeSection5.6.
For1to5Voutput,threeorfourwiresystemisused.See
(4).
(1) General-use Type and Flameproof Type (4
to 20 mA output)
• AnalogOutput
Hazardous Location Nonhazardous Location
Transmitter terminal box
Distributor
(Power supply unit)
Receiver
instrument
F0506.ai
Figure 5.9 Connection between Transmitter and
Distributor
• PulseoutputandAlarm,StatusOutputor
Simultaneous Analog-Pulse Output
(for EJX910A and EJX930A)
Hazardous Location Nonhazardous Location
Transmitter terminal box
Distributor
(Power supply unit)
Receiver
instrument
Receiver
instrument
F0507.ai
Figure 5.10 Connection between Transmitter and
Distributor
(2) Intrinsically Safe Type (4 to 20 mA output)
Withtheintrinsicallysafetype,asafetybarriermustbe
includedintheloop.
Hazardous Location Nonhazardous Location
Transmitter terminal box
Distributor
(Power supply unit)
Receiver
instrument
Safety barrier
F0508.ai
Figure 5.11 Connection between Transmitter and
Distributor
(3) Intrinsically Safe Type (for EJX910A and
EJX930A)
• AnalogOutput
Hazardous Location Nonhazardous Location
Transmitter terminal box
Receiver instrument
(and power supply)
Safety barreir
(Isolation type)
F0509.ai
Anaolg input
Power
supply

YOKOGAWA EJA210E Specifications

General

Brand	YOKOGAWA
Model	EJA210E
Category	Transmitter
Language	English