YOKOGAWA Vigilantplant ST401G - Page 27

< 3. INSTALLATION, PIPING AND WIRING >
3-13
IM 12A0V2-E
Unit: mm
Terminal box
Power line/output signal
(Cable O.D. 9 to 12 mm)
Weight : Approx. 35kg
PR1
BV1
PR1 : Pressure reducing valve
BV1 : Ball valve
For anchor bolts
pH ultrasonic oscillator
pH sensor
pH holder
PH8EFP
PH8HF
PUS400G (Note 1)
(Note 1) Suffix code: -U (with ultrasonic oscillator)
(Note 2) Suffix code: -U (with ultrasonic oscillator) or
Option code: /ARS (with arrester)
(Note 2)
550
93
80
Approx.1370
530
490 )(2020
350
)(100
100
15050
pH converter
VP16 pipe
VP40 pipe
Drain outlet
PH400G
View A
A
Sample inlet
4 - Ø15 holes
600Approx.500
530
Approx. 200
Approx. 200
Maintenance
Space
Maintenance
Space
Maintenance
Space
Front
KCl tank
500 ml
Figure 3.12 ST401G-PH4--A/R/TT3(/ARS) With pH converter, (ultrasonic oscillator), 500 ml KCl tank,
(arrester), (back piping)