Internal Wiring Connection - Oval EL0137 Instructions Manual

E-126-3-E

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.
V+
Terminal for converting OC to voltage pulse
V+≦35.2V
(cannot be used for other than product code "J")
Battery board and switches
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
2-wire
type
Receiver side
Connected to shielded grounding properly according to the specifications of transmitter and receiver
NOTE: Joint box, cable, receiver, and oscillator are not provided together with this product.
16
PWR
Fig. 8.1 Internal wiring connection
＋V
SIG
0V
Joint box
Fig. 8.2 Diagram of wiring to external
WARNING: Do not fail to ensure there is no
explosive gas around the area
before start wiring.
SIG.R
FG
V＋
[This instrument]
Pulse relay type field
SIG.R
type totalizer
0V
EL0137
SIG.G
0V SIG.G
＋V
3-wire
SIG
2-wire type
type
0V
Transmitter (flowmeter) side