2
Index
1 Important safety instructions...........................................................................5
2 System Design...................................................................................................8
2.1 Pressure tank............................................................................................8
3 Technical Data...................................................................................................9
4 Dimensions and Weights ................................................................................12
5 Mechanical mounting of the HYDROVAR unit on the motor.........................16
5.1 Included mounting material ..................................................................16
5.2 Optional components ............................................................................16
5.2.1 Fittings ..................................................................................................................16
5.2.2 Bus interface.......................................................................................................... 17
5.2.3 Sensors (4-20mA) .................................................................................................. 17
5.2.4 Filter ...................................................................................................................... 17
5.2.5 Motor cables for direct-installation........................................................................ 17
5.3 Assemble Instruction .............................................................................18
6 Electrical installation and wiring....................................................................22
6.1 Means of protection ..............................................................................22
6.2 EMC-electromagnetic compatibility ......................................................23
6.3 Wiring and connections .........................................................................25
6.3.1 Main Voltage Terminals ......................................................................................... 26
6.3.2 Motor connection.................................................................................................. 28
6.3.3 Control Terminals .................................................................................................. 29
6.3.3.1 Connection examples................................................................................ 31
6.4 Selection of the switching-frequency....................................................34
6.5 Reduction of the maximum output current ..........................................34
6.6 RFI - switch .............................................................................................35
7 Programming ..................................................................................................36
7.1 Display – control panel ..........................................................................36
7.2 Function of the push buttons................................................................37
7.3 Language Selection................................................................................37
8 Parameters of the main menu ........................................................................38
9 Parameters of the Secondary Menu ...............................................................42
9.1 JOG-MODE..............................................................................................42
9.2 Window ..................................................................................................43
9.3 Ramp Hysteresis .....................................................................................43
9.4 Ramp 1: Fast acceleration time..............................................................44
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