Remove The Access Cover; Install And Connect The Network Card - Hach LANGE Manual Del Usuario

Remove the access cover

Remove the access cover to connect to the wiring terminals. Refer to
Figure 4.
Figure 4 Access cover removal

Install and connect the network card

D A N G E R
Electrocution Hazard. Always remove power from the instrument
before making any electrical connections.
N O T I C E
Potential Instrument Damage. Delicate internal electronic components
can be damaged by static electricity, resulting in degraded
performance or eventual failure.
6 English
The Profibus network card supports RS485 communication. Terminal
block J1 provides the user connection to the Profibus network card. For
more wiring details, refer to Table
Figure 5. Install the cables for output or input devices as shown in
Figure 6. Make sure to use the wire gauge that is specified for the
connection. Refer to Figure 7 for wiring the Profibus network card.
Table 1 Profibus wiring with RS485
Connector Connector Signal
block pin
number
J1 1 A1 (Input)
2 B1 (Input)
3 OV
4 5V
5 A2 (Output) green
6 B2 (Output) red
Figure 5 Module configuration
1. To configure the module, refer to
Cable Description
color
green Input from the
network card
red Input from the
network card
— —
— —
Output from the
network card
Output from the
network card