LEYBOLD LV 80 - Page 34

Installation
34
300407956_002_C1 - 01/2017 - © Leybold
LEYVAC LV 80 / 140 / 250
Control Unit
prov. by
customer
>>
>>
>>
F 2 F 1
L 2
L 1
L 3
Exhaust
Pressure
Sensor
(optional)
p
=
Purge Gas
24V DC
Thermal
Switch
Casing (white)
M
3
Pump
24V DC
85V AC min. 50mA
250V AC max. 2.5A
24V DC
85V AC
min. 50mA
PT1000
(white)
+
–
ϑ
Output 1 -5V
Supply 9 - 30V
< 5mA
24V DC
85V AC min. 50mA
250V AC max. 2.5A
Thermal
Switch
Motor (black)
Fig. 3.5 Main and Control Circuit Wiring (without frequency converter; non-CC-pumps)
PT1000
processing