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Hach CD500 Manual Del Usuario página 14

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  • MEXICANO, página 85
3. Put the cable through the relay strain relief fitting. Refer to
4. Tighten the cable strain relief.
5. Close the controller cover.
Figure 7 Relay connections
Pin
1
2
3
Connect the analog outputs and the external trigger
Electrocution hazard. Remove power from the instrument before this procedure is started.
Electrical shock hazard. Externally connected equipment must have an applicable country safety
standard assessment.
Make sure that the equipment is connected to the instrument in accordance with local, regional and national
requirements.
The controller has six integrated 4–20 mA analog outputs that are used for analog signaling or to
control external devices.
14 English
Table 5 Relay wiring information
Connection
NC
COM
NO
D A N G E R
W A R N I N G
N O T I C E
Figure 7
and
Table
5.
Description
Normally closed
Common
Normally open

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