Description
12
115041
3.1.3
Vacuum Controller 521, intern
In the case of controlled models for laboratory vacuum systems LVS, the vacuum controller,
complete with sensor, venting valve and power unit, is fitted in the device column. The oper-
ating and display elements are on the top surface of the column.
(Description and operation
see chapter 6,
Technical data
see chapter 4.3.1)
3.1.4
Built-in
– Vacuum Controller 521 ef, extern
The
LVS 310 Z ef
(Order no. 115244-04)
is equipped with an
external
vacuum controller for
installation in, for example, laboratory furniture.
Over the cable to the device, the electrical connection is made.
1
Built-in
–
Vacuum Controller
extern
2
Laboratory-
Vacuum-System
LVS
► Electrical Installation - Built-in – Vacuum Controller 521 ef extern:
K1 Venting valve
on the pump - rear panel
Controller
Coupling plug 5 pole
Order no. 600052-06
K2 24 V DC + Water valve
on the pump - rear panel
Controller
Coupling plug 4 pole
Order no. 600052-06
K3 Frequency converter
on the frequency converter - motor
Controller
Coupling plug 4 pole
Order no. 600052-06
K4 Fill level sensor
o p t i o n
on sensor fill level
Controller
Order no. 600052-06
4 m
4 m
4 m
4 m
2
1
