Hach CD300 Manual Del Usuario página 16

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  • ESPAÑOL, página 94
1. Remove the power to the instrument.
2. Open the controller cover. Refer to
3. Put the cable through the relay strain relief fitting. Refer to
the steps in
Figure 5
4. Tighten the strain relief fitting.
5. Close the controller cover.
6. Connect the optional compressed air outlet to the compressed air nozzle of the sensor.
Figure 5 Valve box connection
Table 5 Compressed air valve–wiring information (CON3)
Valve box connection wires (4 x 0.34 mm
Connect the relays
Electrocution hazard. Do not mix high and low voltage. Make sure that the relay connections are all
high voltage AC or all low voltage AC.
Fire hazard. Relay loads must be resistive. Always limit current to the relays with an external fuse or
breaker. Obey the relay ratings in the Specifications section.
16 English
Open the controller cover
and
Table
5.
White wire
Brown wire
D A N G E R
W A R N I N G
on page 10.
Product overview
2
)
on page 6. Complete
Terminal
CON2, pin 3, VOUT+
CON2, pin 4, VOUT-

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