Retsch PM 200 - Manual (Page 20)

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Retsch GmbH
20
Balancing – only required for the PM100
K
S
In order to ensure that the machine runs smoothly, the
PM100 must be balanced after the grinding bowl has been
inserted and clamped in.
 Weight the grinding bowl with cover, ball filling and
the material to be ground
 Move the balancing weight using the knob until edge
K on scale S shows the determined weight.
Balancing – only for PM 100 with additional balance weight
Caution:
When using the following grinding bowls with safety locking
device an additional balance weight of 1 kg is necessary.
Combination 1:
- 250 ml grinding bowl of tungsten carbide
01.462.0222
- Safety locking device 22.867.0004
- Grinding bowl lid for gassing 22.107.0006
Combination 2:
- 500 ml grinding bowl of zirconium oxide 01.462.0227
- Safety locking device 22.867.0005
When the additional balance weight is used please note that
the scale no longer shows the correct weight.
(See below)
Order number for additional weight: 22.221.0002
In order to fix the additional weight both protective caps on the
top side of the counterweight must be removed.
Screw the additional weight onto the counterweight with the
two cheese-head screws. Tightening torque for the cheese-
head screws = 20 Nm.
After mounting the additional weight the extra weight of 1.0 kg
must be taken into account when reading the scale.
Example:
If the grinding bowl weighs 8.2 kg the counterweight must be
set to a scale reading of 7.2 kg.
Note:
When using light (small) grinding bowls the additional weight
must be removed again.
Additional balance weight 1kg