E-126-3-E
16
SIG.R
0V
SIG.G
V+
Terminal for converting OC to voltage pulse
V+≦35.2V
(cannot be used for other than product code "J")
PWR
Battery board and switches
8. INTERNAL WIRING CONNECTION
Connect an external wiring to internal terminal of this instrument as shown below.
<Procedure>
(1) Remove the front lid.
(2) Remove the display unit.
(3) Connect the external wiring to the
internal terminal as shown below.
WARNING: Do not fail to ensure there is no
explosive gas around the area
before start wiring.
Fig. 8.1 Internal wiring connection
Connected to FG only when the shielded grounding
is not implemented on transmitter and
receiver sides
3-core or
4-core shielded cable
Connected only for particular
specifications (product code: J)
* Do not connect to transmitter
side of [+V]
3-wire
type
3-wire
type
2-wire
type
2-wire
type
+V
SIG
0V
+V
SIG
0V
Receiver side
Transmitter (flowmeter) side
Joint box
Connected to shielded grounding properly according to the specifications of transmitter and receiver
[This instrument]
Pulse relay type field
type totalizer
EL0137
FG
V+
SIG.R
0V
SIG.G
Fig. 8.2 Diagram of wiring to external
NOTE: Joint box, cable, receiver, and oscillator are not provided together with this product.
Summary of Contents for EL0137
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