Table of Contents
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Analyzer Preparation
Terminal
Assignments
Terminal Assignments
Thermo Scientific Orion 2117HL High Level Chloride Analyzer User Guide
Terminal Layout
1
Sout (mA)
sensing signal
2
GND
common ground
3
Tout (mA)
temp. signal
4
Air pump
(ISE only)
5
Air pump
(ISE only)
6
Shield ground
for conductivity
7
Do not connect
8
Do not connect
Figure II-6
9
10
1
2
Terminal Layout
9
Relay 1
10 Relay 1
11 Relay 2
12 Relay 2
13 Relay 3
14 Relay 3
15 Do not connect
16 Temperature ground
17 Temperature drive
18 Temperature sense
19 Solution ground
20 Conductivity drive +
21 Conductivity sense +
22 Conductivity sense -
23 Conductivity drive -
24 Reference electrode
25 Jumper to pin 24
when using preamp
11
12
13
14
15
16
3
4
5
6
7
8
Terminal Layout Terminal Layout
26 Sensing
electrode
27 Do not
connect
17
18
19
20
21
22
23
28
29
30
31
28 Do not connect
29 Do not connect
30 Preamp power
31 Preamp ground
32 Shield
33 Shield
34 Jumper to pin 26
when using preamp
26
27
24
25
32
33
34
II-8
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Table of Contents
Troubleshooting
