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0100

0100 SUBMENU

BASIC SETTINGS

0105

0105 MODE

Controller

Selection of the Operation Mode

Possible settings: Controller, Cascade Relay, Cascade Serial, Actuator

Controller (Default Setting):

This mode should be selected if only one HYDROVAR Master-Inverter is in operation and no

connection to any other HYDROVAR via RS-485 interface has been done.

Cascade Relay:

The standard application for this mode is one Master–Inverter fitted with an additional

Relay-Card, to control up to 5 fixed speed pumps.

There is no connection to any other HYDROVAR via RS-485 Interface.

Advantages: costs, realizing of simple systems

Cascade Serial:

If more than one speed controlled pump has to operate together via the RS-485 interface,

this mode must be selected.

The standard application for this mode is a multi-pump system with up to 8 pumps, each

fitted with a HYDROVAR Master Inverter or a combination of Master and Basic Inverters.

Advantages

: operation safety, switch interval, switching over in case of a failure

Questions and Answers:

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ITT HYDROVAR Series Specifications

General