Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 - Manual (Page 8)

<1. Wiring and Installation>
6
IM 12A01A02-12E 4th Edition : Sep. 3, 2013-00
1.3.5 DO Measurement
The input module for DO measurement is suitable for different types of DO sensors:
i. Galvanic sensors like model DO30G
ii. Polarographic sensors like HAMILTON’S Oxyferm and Oxygold
The connection is as follows:
11 TC +
TC -
+ anode galvanic
- cathode galvanic
+ anode polarographic
shield
- cathode polarographic
12
16
13
18
14
17
15
The DO30G sensor comes with integral cable and the wires are labeled with the corresponding
terminal numbers.
1.3.6 SENCOM pH/ORP Measurement
FU20F sensors are connected to the module as follows:
4
M9 Connector ToFU20F Input
82 Shield
83 Data+
84 Data-
86 Supply Gnd
87 Supply
1
2
5
6