Hach MET ONE 6000 Serie Manual Básico Del Usuario página 18

Figure 12 Configuration for loop power
1 Configuration for common loop
power supply
2 Configuration for separate loop
power supply
3 24 VDC loop power supply
4 + Loop supply
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5 Common
6 4–20 mA collection system
7 24 VDC power supply
8 + Power
Figure 13 Maximum limit for current loop operation
1 Loop supply voltage
2 Acceptable operating range (above
line)
Startup
Clean the exterior surfaces
N O T I C E
Never spray the instrument directly with liquid or a vaporous hydrogen peroxide
(VHP) stream. When liquid solutions get into the counter flow path or electronics,
sensor damage occurs.
N O T I C E
Do not allow disinfecting chemical vapor to get into the instrument enclosure and
come in contact with the instrument electronics.
Wipe the exterior surfaces with a lint-free tissue made moist with
isopropyl alcohol (IPA). The sample (isokinetic) probe can be autoclaved
for cleaning.
3 Outside the operating range (below
line)
4 Maximum limit of total loop
resistance
English 15