Hach sc1000, User Manual

Page: 30 / 64

30
Installation
3.10 Removing an Expansion Card
It may be necessary to remove an existing expansion card if sensor connectors are
obstructed.
Important Note: Do not apply excessive force when fitting and removing the compact
connectors.
1. Delete the card in the sc1000 system (Refer to section 5.4.5 on page 51 ).
2. Remove power from the instrument. Remove the probe module cover.
3. Disconnect all cable connections to the card.
4. Remove the screws securing the card and remove the card.
3.11 Installing the sc1000 Network System
Use the sc1000 network cable to set up a network. Suitable cable is available from the
manufacturer.
3.11.1 sc1000 Network Connections
Each probe module has a network interface.
1. Strip the insulation from the communication cable ( Figure 27 ).
2. Feed the cable through the union nut, rubber seal, and connector housing ( Figure 29
on page 33 ).
3. Connect the cable to the network connector circuit board as shown in Table 13 .
Network Connector Assembly
4. Place the circuit board with the cable connected in the bottom part of the metal frame.
5. Tighten the cable connector.
6. Place the top of the metal frame on the bottom and press together.
7. Feed the frame into the connector. The frame will only fit in one position. If necessary,
rotate the frame.
8. Attach the circuit board and the frame to the front with the two self-tapping screws
provided.
9. If necessary, set the terminating resistor.
Note: When using the connector with the last module on the network segment , one union nut
remains unused. Seal the union nut with the plug supplied. Refer to
Figure 29 .
10. If this connector is the end of the network, insert the rubber seal in the connector.
11. Tighten the union nut by two turns.
12. Insert the sealing plug in the unused union nut and rubber seal.
客服：400 688 9809
网址：www.mamots.com 电话：0431-85178766