< 1. Overview >
1-2
IM 12A0V2-E
Dimensions, wiring and piping diagram for the ST401G are shown on following pages. For fi gure
numbers to be referred corresponding each models and codes are shown in the Table 1.2 below.
Table 1.2 uses following signs.
FC: free available chlorine analyzer, pH: pH meter, US: ultrasonic oscillator, ARS: arrester, AZC: auto
zero calibration, TT3: 500 ml KCl reserve tank for pH sensor, RR: remote range switching, R: piping
connections on the back, Yes: installed, No: not installed, Op: optionally installed
Table 1.2 Index of dimensions, wiring and piping diagram
Model and codes FC pH US ARS AZC TT3 RR R
Dimen-
sions
Wiring Piping
ST401G-FC4-N-A(/ARS) Yes No No Op No No No No Page 4 Page 36 Page 43
ST401G-FC4-N-A/R(/ARS) Yes No No Op No No No Yes Page 5 Page 36 Page 43
ST401G-FC4-N-A/AZC(/ARS)
Yes No No Op Yes No No No Page 6 Page 36 Page 43
ST401G-FC4-N-A/R/AZC(/ARS)
Yes No No Op Yes No No Yes Page 7 Page 36 Page 43
ST401G-FC4-N-A/RR Yes No No Yes No No Yes No Page 8 Page 37 Page 43
ST401G-FC4-N-A/R/RR Yes No No Yes No No Yes Yes Page 9 Page 37 Page 43
ST401G-FC4-N-A/AZC/RR
Yes No No Yes Yes No Yes No Page 10 Page 37 Page 43
ST401G-FC4-N-A/R/AZC/RR
Yes No No Yes Yes No Yes Yes Page 11 Page 37 Page 43
ST401G-PH4--A(/ARS)
No Yes Op Op No No No No Page 12 Page 38 Page 44
ST401G-PH4--A/TT3(/ARS)
No Yes Op Op No Yes No No Page 13 Page 38 Page 44
ST401G-PH4--A/R(/ARS)
No Yes Op Op No No No Yes Page 14 Page 38 Page 44
ST401G-PH4--A/R/TT3(/ARS)
No Yes Op Op No Yes No Yes Page 15 Page 38 Page 44
ST401G-PH5--A(/ARS)
No Yes Op Op No No No No Page 16 P. 39, 40 Page 44
ST401G-PH5--A/TT3(/ARS)
No Yes Op Op No Yes No No Page 17 P. 39, 40 Page 44
ST401G-PH5--A/R(/ARS)
No Yes Op Op No No No Yes Page 18 P. 39, 40 Page 44
ST401G-PH5--A/R/TT3(/ARS)
No Yes Op Op No Yes No Yes Page 19 P. 39, 40 Page 44
ST401G-PF4--A
Yes Yes Op No No No No No Page 20 Page 41 Page 44
ST401G-PF4--A/TT3
Yes Yes Op No No Yes No No Page 21 Page 41 Page 44
ST401G-PF4--A/R
Yes Yes Op No No No No Yes Page 22 Page 41 Page 44
ST401G-PF4--A/R/TT3
Yes Yes Op No No Yes No Yes Page 23 Page 41 Page 44
ST401G-PF4--A/AZC
Yes Yes Op No Yes No No No Page 24 Page 41 Page 45
ST401G-PF4--A/TT3/AZC
Yes Yes Op No Yes Yes No No Page 25 Page 41 Page 45
ST401G-PF4--A/R/AZC
Yes Yes Op No Yes No No Yes Page 26 Page 41 Page 45
ST401G-PF4--A/R/TT3/AZC
Yes Yes Op No Yes Yes No Yes Page 27 Page 41 Page 45
ST401G-PF5--A
Yes Yes Op No No No No No Page 28 Page 42 Page 44
ST401G-PF5--A/TT3
Yes Yes Op No No Yes No No Page 29 Page 42 Page 44
ST401G-PF5--A/R
Y
es
Yes Op No No No No Yes Page 30 Page 42 Page 44
ST401G-PF5--A/R/TT3
Yes Yes Op No No Yes No Yes Page 31 Page 42 Page 44
ST401G-PF5--A/AZC
Yes Yes Op No Yes No No No Page 32 Page 42 Page 45
ST401G-PF5--A/TT3/AZC
Yes Yes Op No Yes Yes No No Page 33 Page 42 Page 45
ST401G-PF5--A/R/AZC
Yes Yes Op No Yes No No Yes Page 34 Page 42 Page 45
ST401G-PF5--A/R/TT3/AZC
Yes Yes Op No Yes Yes No Yes Page 35 Page 42 Page 45