Bell-gossett 193 TECHNOVAR VARIABLE SPEED PUMP CONTROLLER AND I Bedienungsanleitung PDF herunterladen (Seite 58)

Operating Instruction

3. Set the synchronous threshold (f

+ 2-3 Hz)

4. Set the synchronous offset to 1-2 Hz

(depending on the pump curve and operating point).

To leave the submenu press the longer than 3 sec. to change to

S U B M E N U

Synch. Control

Press on the Technovar to change to

10.22.7 Pump status indication

PUMP – SEQUENCE

Adr1 disabled

Shows the status of the individual drives

- for follow-up pump switching

- (adjustable from addresses 1 to 4, address 5 is

reserved for an external control device)

- for master function / take over of master function if

there is any malfunction of the master drive.

- Information concerning the actual sequential status

of each pump.

The following diagnosis parameters can be also be read in this display window:

hold Px Pump is stopped (control released)

run Px Pump is running (control released)

stop Px Pump is stopped, because f< start frequency of the previous

pump

Disabled Converter not ready to start (no release)

Error Converter error

Fault Polling failure (RS-485)

(interface connection wrong or not connected)

Detected Polling successful (RS-485)

AdrX * “*” -> Address of the pump that is being read

Press on the Technovar to change to

10.22.8 Error Signals for Data Bus Interruptions

BUSARBIT-DIAG.

Counts the number of synchronising attempts over

the RS-485 interface.

To leave the submenu press the longer than 3 sec. to change to

S U B M E N U

Seq. Control

1 2 ... 53 54 55 56 57 58 59 60 61 62 63 ... 77 78

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Bell-gossett 193 TECHNOVAR VARIABLE SPEED PUMP CONTROLLER AND I Bedienungsanleitung Seite 58