Hach BioTector B7000 - Electronics Enclosure

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4.1.2 Electronics Enclosure
Figure 2 and table 3 below shows the major electronics enclosure components of BioTector TOC TN
Analyzer.
Figure 2 BioTector electronics enclosure major components
Table 3 BioTector electronics enclosure major components
1
Mains Terminals
2
Power Supply (for Main Board/Motherboard)
3
Power Supply (for Pumps and Valves)
4
Power PCB (Mains PCB)
5
Main Power Switch
6
Relay Terminals
7
4-20mA Isolators
8
Relay PCB
9
Stream Alarm Terminals & 4-20mA Terminals
10
Ozone PCB
11
Stream Expansion PCB (Auxiliary PCB)
12
Signal PCB
13
NP I/O PCB (Nitrogen Phosphorus Input/Output PCB)
14
RS232 Data Cable
2
3
4
5
6
7
8
10
11
12
13
14
1
9