Sequence of multi-part action steps
The numerical list indicates an action with multiple necessary steps.
1. Step 1
2. Step 2
3. ...
1.3.2 Pictographs
Pictographs used in the document indicate useful information.
Note
Tip
1.3.3 Stickers on the product
This section describes all the stickers on the product along with their meaning.
Made in Germany
D-35614 Asslar
Vacuum Pump
Hena 50
= 0.05 hPa (mbar)
p
abs
n
max
= 1150 – 1800 min
-1
= VSI 100
Oil
= DEM119400160
SN
V
max
= 50 m
3
/h
= 56 kg
m
= 1.7 L
Oil quantity
Year
2020
1 ~ 200 – 240 V ±10 %
50/60 Hz 9A IP20
Rating plate
(example)
Rating plate of the rotary vane vacuum pump
Motor rating plate (not shown)
Warning hot surface
This sticker warns of injuries caused by high
temperatures in case of touching without protec-
tion during operation.
Electrical voltage warning
The sticker warns of the risk of electric shock
when working with the housing open.
No stepping on surface
This sticker prohibits the use of the vacuum
pump as a climbing aid.
Operating instructions note
This sticker indicates that these operating in-
structions must be read before performing any
tasks and before plugging in the mains plug.
Arrow indicating direction of rotation
The direction of rotation arrow indicates the di-
rection of rotation of the motor.
Tbl. 1:
Stickers on the product
About this manual
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