Hach Met One 6000 Series, User Manual, Page: 26 / 70

24
Installation
When using a +24 V power supply as shown in Figure 16 , the power supply can also be
used as the 4–20 mA loop power source if there is enough operating overhead to drive
the loop.
Figure 17 shows the maximum limit of total loop resistance (load and wiring
combined) that is allowed.
5 Channel 4 loop out
6 Pump TD
7 Pump RD
8 Common (shield ground)
9 Power source (9–28 VDC, 1 A maximum)
10 Common
Table 6 Terminal assignments—analog output (continued)
Terminal Assignment
Figure 16 Configuration for loop power
1
Configuration for common loop power supply
5 Common
2
Configuration for separate loop power supply
6 4–20 mA collection system
3 24 VDC loop power supply 7 24 VDC power supply
4 + Loop supply 8 + Power