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Installation
July 2017
Daisy-chain connection
You may use the daisy-chain option in order to connect the Rosemount 2230 to other field devices on the
Tankbus:
1. Unscrew and remove all six screws on the front of the Rosemount 2230. Remove the cover carefully.
Take care of the locking device for the weather protection hatch.
Note
Do not disconnect the cables between the display front and the circuit board.
2. Disconnect the termination jumper from the X3 terminal, see
Note
Ensure that a terminator is enabled on the last device that is connected to the Tankbus.
3. Run the new Tankbus cable into the Rosemount 2230 compartment through a suitable gland.
4. Connect the outgoing Tankbus wires to the X2-out and X3-out terminals as shown in
5. Connect the cable shield to the X1 terminal.
6. Replace the cover. Make sure the sealing and the locking device for the weather protection hatch are
placed in the correct positions.
7. Firmly tighten the six screws on the front cover.
Figure 3-7. Daisy-chain wiring
As illustrated in
Tankbus.
Figure 3-8. Wiring diagram for Rosemount 2230
Shield Wire
connected at
power supply
30
X1: Cable Shield
Figure 3-8
the Rosemount 2230 can be daisy-chained to other field devices via the
Rosemount 2410
Rosemount 2230
Tankbus
X2: out
X3: out
Rosemount 5900
Reference Manual
00809-0100-2230, Rev CA
Figure 3-6 on page
29.
Figure
Rosemount 2240S
Built-in
terminator
enabled on the
last device
3-7.
Installation
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