Hach FL1500, Руководство пользователя

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Figure 15 FL1500-powered loop
1 Analog output 2 External device
Figure 16 Externally-powered loop
1 Analog output 2 External power supply 3 External device
Table 12 Digital input wiring information
Connection Signal
COM Negative for THRESHOLD
THRESHOLD 25 VDC maximum
COM Negative (–)
IN 2 Positive (+)
COM Negative (–)
IN 1 Positive (+)
Table 13 Digital output wiring information
Connection Signal
OUT 2 HI Positive (+)
OUT 2 LO Negative (–)
COM Common
OUT 1 HI Positive (+)
OUT 1 LO Negative (–)
COM Common
PULLUP V +25 VDC maximum (sets the logic high voltage)
COM Common for PULLUP V
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