Lauda IN 550 XT FC Operation Manual page 79

Switching on the devices
Fig. 43: Modules submenu
Fig. 44: Flow controller off/on
V4
Personnel:
Protective equipment:
Check in advance:
The flow controller attached to the side of the constant temperature
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equipment and the constant temperature equipment are connected with
the LiBus cable.
The flow controller mounted to the side of the constant temperature
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equipment and the application are connected via hoses.
1. Switch the constant temperature equipment on at the mains switch.
2. Press the [Enter key] on the constant temperature equipment to
open the control menu.
3.
Select the menu items  Modules  Through-flow control  Status.
The options [off] and [on] appear on the display.

4. Select the [on] option and press the Enter key to confirm.
The flow controller has been switched on.

The options on the  Status menu initiate the following actions of the flow
controller:
off - The flow controller acts as a volume flow meter. The valve of the flow
controller is fully opened. The pump operates at the selected pump
level. The currently measured flow rate continues to be displayed in
the constant temperature equipment.
The flow controller acts as a volume flow meter.
- If the pressure control function is active, it will continue to be
regulated to the set value. The pump level is set automatically in this
case.
- If a value is set for pressure limitation, it is still active.
on - The flow controller regulates to the flow rate set in the  Setpoint
menu.
Integral process thermostats with flow control unit
Operating personnel
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Safety glasses
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Protective gloves
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