Metrohm 789 Robotic Sample Processor XL User Manual
Page 28
 
1.7 The keypad
20
Metrohm Sample Processor, Introduction
0
DEF
SHIFTRATE
 
Change rack rate and direction of rotation 
 
• As well as the speed of rotation of the sample rack in de-
grees/second the direction of rotation can also be defined.
• Direction of rotation "+" means that the rack always rotates coun-
terclockwise, i.e. in increasing rack position sequence, Direction 
of rotation "–" means clockwise, i.e. decreasing sequence. 
• Direction of rotation
auto
: the Sample Processor itself selects the
shortest possible path for a rack rotation, see p. 68.
• Syntax:
SHIFTRATE
[Direction of rotation] [Rotation rate]
0
DEF
SWINGRATE
 
Change swing rate 
• The swing rate in degrees/s of a robotic arm can be set sepa-
rately for each connected 786 Swing Head, see p. 68.
• Syntax:
SWINGRATE
[Tower] [Swing rate]
0
DEF
STIRRATE
 
Change stirring rate 
 
• The stirring speed can be controlled separately for each stirrer 
(rod or magnetic stirrer), see p. 69.
• Syntax:
STIRRATE
[Stirrer] [Stirrer rate]