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< 3. INSTALLATION, PIPING AND WIRING >
3-48
IM 12A0V2-E
G
Power
Output
Terminal box
U1
U2
S
pH holder
(PH8HF)
pH converter
(FLXA402)
Ultrasonic oscillator
(Suffic code: -U)
(PUS400G)
L2
L1
Sensor cable
Ultrasonic oscillator
cable
CB1
L1
G
L2
L2
AR2x2
AR1
1
2
G
L1
L2
-
+
S
-
+
L1
G
(Customer
wiring)
AR1,2: arresters
CB1: Circuit breaker
Ground
(Note 2) * Dotted wiring is external wiring and should be prepared by customer.
* Use two-core shielded cable with 9 to 12 mm OD for output wiring.
Avoid two-point ground.
* Ground the G terminal of power wiring.
L
N
(S)16
(GE)15
(SE)14
(T1)11
(T2)12
(RE)13
IMPLOW 18
61(+)
62(-)
63
S1 to S3
S4
mA1
Jumper
pH sensor (PH8EFP)
(Customer installation)
(Note 1) For the jumper wiring, refer to user’s manual of FLXA402.
(Note 1)
Figure 3.48
ST401G-PH6-
¨
-A/ARS With pH converter (FLXA402), (ultrasonic oscillator), arrester
Summary of Contents for ST401G
Page 1: ...User s Manual Model ST401G Sampling System IM 12A0V2 E IM 12A0V2 E 8th Edition ...
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