Metrohm 855 User Manual

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5 Troubleshooting
855 Robotic Titrosampler
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45
5 Troubleshooting
5.1 Sample Processor
Problem Cause Remedy
The instrument is
not recognized.
Sample Processor – No USB
connection.
1. Correctly plug in the USB connecting cable
on both ends.
2. Restart the control software or switch the
Touch Control off and on again.
Sample Processor – Power
supply of the instrument is
missing.
1. Plug in the power cord on the instrument.
2. Restart the control software or switch the
Touch Control off and on again.
5.2 Robotic arm
Problem
Cause Remedy
The robotic arm
moves all the way
outward and buz-
zes.
Sample Processor – The
Swing Head is not correctly
configured.
In the control software under "Configuration"
(or under "Device manager" for Touch Con-
trol), enter the correct value for the Swing
offset.
Sample Processor – Robotic
arm is mounted incorrectly.
Disconnect the power plug and dismount the
robotic arm. Check the configuration of the
robotic arm and mount it correctly if necessary
(left-swinging ⇔ right-swinging).
The Swing Head
either misses the
rack positions totally
or is inaccurate
Sample Processor – The
Swing Head is not correctly
configured.
Enter the correct values for the Swing radius,
Swing offset etc. in the control software
under "Configuration" (or under "Device man-
ager" for Touch Control).
Sample Processor – The
axial distance is not cor-
rectly configured.
Enter the correct value for the Axial distance
in the control software under "Configuration"
(or under "Device manager" for Touch Con-
trol).
Sample Processor – The
wrong rack table is being
used.
Initialize the rack using the function Initialize
rack in the "Manual control".

Metrohm 855 Specifications

General

Brand	Metrohm
Model	855
Category	Laboratory Equipment
Language	English