Hach-Lange ORBISPHERE K1100_M1100 Operator Manual - Manual (Page 35)

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Installation
3.7 Connections to electronic boards
Note: Any loose connection wires should be bundled tightly together with the use of nylon cable ties.
3.7.1 Electronic boards connectors
Connectors P8 on the main board ( Figure 14 ) and J7 on the measurement board ( Figure 17 )
are made of two parts. Push down carefully the black levers on either side of the connector and
pull it out securely. Perform all connections with these connectors unplugged. Once finished,
attach the connectors to the boards by pushing them firmly in place (levers up).
3.7.2 Main board connections
NOTICE
Potential Instrument Damage. Delicate internal electronic components can be
damaged by static electricity, resulting in degraded performance or eventual failure.
Figure 14 Main board
Figure 15 Connector P8
Figure 16 Connector P3
Connector P8:
1. RS-485 (signal A)
2. RS-485 (signal B)
3. PROFIBUS-DP (GND)
4. PROFIBUS-DP (+ 5 V)
5. PROFIBUS-DP (signal -)
6. PROFIBUS-DP (signal +)
7. PROFIBUS-DP (signal RTS)
8. Not used
9. Not used
10. Not used
11. System alarm relay (N.O.)
12. System alarm relay (N:C.)
13. System alarm relay (Common)
Connector P3:
Ethernet RJ 45. Connect the instrument to the local network by passing an ethernet cable
through the ethernet cable gland (gland location illustrated in
Figure 7 on page 25 for the wall
mount and Figure 11 on page 28 for the panel mount) and connecting to the P3 connector
illustrated above.