YOKOGAWA FU20 - FU20 Sensor: FM-United States Certification Details

IM 12B07K02-01E
< 2. Installation and Wiring >
2-2
For pH and ORP measurement
PG7
FLXA202/FLXA21/FLXA402/PH450G
(11)
(12)
(13)
(14)
(15)
(16)
(17)
11
12
13
14
15
16
TEMPERATURE
TEMPERATURE
REFERENCE
SOLUTION GROUND
GLASS (Measure)
GE SHIELD
Wire Marking
Figure 2.2 Sensor Wiring for pH and ORP measurement
For pH measurement
PG7
FLXA202/FLXA21/FLXA402/PH450G
(11)
(12)
(13)
(14)
(15)
(16)
(17)
TEMPERATURE
TEMPERATURE
REFERENCE
SOLUTION GROUND
GLASS (Measure)
GE SHIELD
11
12
13
14
15
16
Wire Marking
Figure 2.3 Sensor Wiring for pH measurement
For ORP measurement
PG7
FLXA202/FLXA21/FLXA402/PH450G
(*2)
REFERENCE
SOLUTION GROUND
ORP (Measure)
SHIELD
(*1)
(*1)
(*1)
(*1)
11
12
13
14
15
16
Wire Marking
(11)
(12)
(13)
(14)
(15)
(16)
(17)
*1: Wires of 11, 12, 15 and 16 are not used, wrap these wires with an insulating
tape or related protection.
*2: For ORP measurement not all numbers are correct, look at the wiring diagram
and short terminals (13) and (14) of converter.
Figure 2.4 Sensor Wiring for ORP measurement
4th Edition : Nov.20,2018-00