6
Description and function
EN Rivo™ I Controller
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W3T597263 Issue 01-0624 | Evoqua Water Technologies GmbH
6.7 mA inputs, Rivo™ Backboard 4
There are two integrated mA inputs on the Rivo™ Back-
board 4. mA input 1 is used to record the flow signal as a
0 to 20 mA or 4 to 20 mA signal. The input signal can be
freely configured in the menu (see menu Input/Output).
Format, range and unit are freely selectable. mA input 2 is
used to record an external dosing factor specification via
a 0 to 20 mA or 4 to 20 mA signal. The mA signal corre-
sponds to a dosing factor of 0 to 400%.
6.8 Connections to visualization systems
The following options are available for connecting the
electronics module to a higher-level visualization or con-
trol system:
• Ethernet interface with Modbus TCP and HTTP proto-
col (standard)
• Optional 2-way mA signal output module “Rivo™ Flex
Mod 2AO-mA“
• Optional “Rivo™ Com-Board 485“ expansion board
with RS485 interface (Wallace & Tiernan protocol).
See Chapter Interfaces .
NOTICE
For detailed information on the interfaces, see the sepa-
rate installation manual “Rivo™ communication inter-
faces”. You can request this installation manual from us
or download it from our homepage.
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