Buchi S-396 Nano User manual

Dehumidifier S-396 Nano
Operation Manual
11594350 | A en

Imprint
Product Identification:
Operation Manual (Original) Dehumidifier S-396 Nano
11594350
Publication date: 06.2022
Version A
BÜCHI Labortechnik AG
Meierseggstrasse 40
Postfach
CH-9230 Flawil 1
E-Mail: [email protected]
BUCHI reserves the right to make changes to the manual as deemed necessary in the light of experience,
especially with respect to structure, illustrations and technical details.
This manual is copyrighted. Information from it may neither be reproduced, distributed, or used for
competitive purposes, nor made available to third parties. The manufacture of any component with the
aid of this manual without prior written agreement is also prohibited.

Büchi Labortechnik AG Table of contents
Operation Manual Dehumidifier S-396 Nano iii
Table of contents
1 About this document...........................................................................................................5
1.1 Mark-ups and symbols ..........................................................................................................5
1.2 Trademarks ...........................................................................................................................5
1.3 Connected devices ................................................................................................................5
2 Safety....................................................................................................................................6
2.1 Proper use .............................................................................................................................6
2.2 Use other than that intended .................................................................................................6
2.3 Staff qualification ...................................................................................................................6
2.4 Personal protective equipment ..............................................................................................7
2.5 Warning notices in this document..........................................................................................7
2.6 Warning symbols ...................................................................................................................7
2.7 Residual risks ........................................................................................................................8
2.7.1 Malfunction of a connected instrument (option)........................................................8
2.7.2 Incorrect spray drying mode installation ...................................................................8
2.8 Modifications..........................................................................................................................8
3 Product description.............................................................................................................9
3.1 Description of function ...........................................................................................................9
3.2 Configuration .........................................................................................................................9
3.2.1 Front view .................................................................................................................9
3.2.2 Rear view................................................................................................................10
3.3 Scope of delivery .................................................................................................................10
3.4 Type plate............................................................................................................................10
3.5 Technical data .....................................................................................................................11
3.5.1 Dehumidifier S-396 Nano .......................................................................................11
3.5.2 Ambient conditions .................................................................................................12
3.5.3 Materials .................................................................................................................12
3.5.4 Installation site........................................................................................................13
4 Transport and storage ......................................................................................................14
4.1 Transport .............................................................................................................................14
4.2 Storage ................................................................................................................................14
4.3 Lifting the instrument ...........................................................................................................14
5 Installation..........................................................................................................................15
5.1 Before installation ................................................................................................................15
5.2 Establishing electrical connections......................................................................................15
5.3 Installations for a spray drying mode...................................................................................15
5.4 Installing the condensate vessel..........................................................................................16
6 Operation............................................................................................................................17
6.1 Starting the instrument ........................................................................................................17
6.2 Shutting down the instrument ..............................................................................................17

Table of contents Büchi Labortechnik AG
iv Operation Manual Dehumidifier S-396 Nano
7 Cleaning and servicing .....................................................................................................18
7.1 Regular maintenance work..................................................................................................18
7.2 Empty the condensate vessel..............................................................................................18
7.3 Cleaning the housing...........................................................................................................18
7.4 Cleaning and servicing the warning and directive symbols .................................................19
7.5 Cleaning the ventilation slots...............................................................................................19
7.6 Cleaning the instrument.......................................................................................................19
8 Help with faults ..................................................................................................................20
8.1 Troubleshooting...................................................................................................................20
9 Taking out of service and disposal..................................................................................21
9.1 Taking out of service ...........................................................................................................21
9.2 Disposal...............................................................................................................................21
9.3 Refrigerant...........................................................................................................................21
9.4 Returning the instrument .....................................................................................................21
10 Appendix ............................................................................................................................22
10.1 Spare parts and Accessories...............................................................................................22

Büchi Labortechnik AG About this document | 1
Operation Manual Dehumidifier S-396 Nano 5/24
1 About this document
This operation manual is applicable for all variants of the instrument.
Read this operation manual before operating the instrument and follow the
instructions to ensure safe and trouble-free operation.
Keep this operation manual for later use and pass it on to any subsequent user or
owner.
BÜCHI Labortechnik AG accepts no liability for damage, faults and malfunctions
resulting from not following this operation manual.
If you have any questions after reading this operation manual:
uContact BÜCHI Labortechnik AG Customer Service.
https://www.buchi.com/contact
1.1 Mark-ups and symbols
NOTE
This symbol draws attention to useful and important information.
RThis character draws attention to a requirement that must be met before the
instructions below are carried out.
uThis character indicates an instruction that must be carried out by the user.
ðThis character indicates the result of a correctly carried out instruction.
Mark-up Explanation
Window
Software Windows are marked-up like this.
Tab
Tabs are marked-up like this.
Dialog
Dialogs are marked-up like this.
[Button] Buttons are marked-up like this.
[Field names] Field names are marked-up like this.
[Menu / Menu item] Menus or menu items are marked-up like this.
Status Status is marked-up like this.
Signal Signals are marked-up like this.
1.2 Trademarks
Product names and registered or unregistered trademarks that are used in this
document are used only for identification and remain the property of the owner in
each case.
1.3 Connected devices
In addition to these operating instructions, follow the instructions and specifications
in the documentation for the connected devices.

2 | Safety Büchi Labortechnik AG
6/24 Operation Manual Dehumidifier S-396 Nano
2 Safety
2.1 Proper use
The instrument is designed and built for laboratories.
The instrument can be used for the following tasks:
Condense water from the drying gas from BUCHI spray dryer.
2.2 Use other than that intended
The use of the instrument other than described in proper use and specified in
technical data is use other than that intended.
The operator is responsible for damages or hazards that are caused by use other
than that intended.
Specially the following uses are not permitted:
Use of the instrument in areas which require explosion-safe instruments.
Use the instrument with non-BUCHI instruments.
Use of the instrument in closed mode without Inert Loop.
Use of the instrument for processing substances outside of research and
development.
Use of the instrument with gases with unknown chemical composition.
Use of the instrument with organic solvents (> 20 %) without Inert Loop.
Use of the instrument with organic solvents (> 20 %) in open mode.
Use of the instrument with samples containing peroxides.
Use of the instrument with samples that can form peroxides.
Use of the instrument with samples which produce oxygen during the processing.
Use of the instrument with toxic substances without appropriate safety measures.
Use of the instrument with biohazardous materials such as viruses or bacteria.
Use of the instrument with substances which might explode or ignite because of
the processing.
Use of the instrument with corrosive samples in closed mode.
2.3 Staff qualification
Unqualified persons are unable to identify risks and are therefore exposed to greater
dangers.
The instrument may only be operated by suitably qualified laboratory staff.
These operating instructions are aimed at the following target groups:
Users
Users are persons that meet the following criteria:
They have been instructed in the use of the instrument.
They are familiar with the contents of these operating instructions and the
applicable safety regulations and apply them.
They are able on the basis of their training or professional experience to assess
the risks associated with the use of the instrument.

Büchi Labortechnik AG Safety | 2
Operation Manual Dehumidifier S-396 Nano 7/24
Operator
The operator (generally the laboratory manager) is responsible for the following
aspects:
The instrument must be correctly installed, commissioned, operated and serviced.
Only suitably qualified staff may be assigned the task of performing the
operations described in these operating instructions.
The staff must comply with the local applicable requirements and regulations for
safe and hazard-conscious working practices.
Safety-related incidents that occur while using the instrument should be reported
to the manufacturer ([email protected]).
BUCHI service technicians
Service technicians authorized by BUCHI have attended special training courses and
are authorized by BÜCHI Labortechnik AG to carry out special servicing and repair
measures.
2.4 Personal protective equipment
Depending on the application, hazards due to heat and/or corrosive chemicals may
arise.
uAlways wear appropriate personal protective equipment such as safety goggles,
protective clothing and gloves.
uMake sure that the personal protective equipment meets the requirements of
the safety data sheets for all chemicals used.
2.5 Warning notices in this document
Warning notices warn you of dangers that can occur when handling the instrument.
There are four danger levels, each identifiable by the signal word used.
Signal word Meaning
DANGER Indicates a danger with a high level of risk which could result in
death or serious injury if not prevented.
WARNING Indicates a danger with a medium level of risk which could result in
death or serious injury if not prevented.
CAUTION Indicates a danger with a low level of risk which could result in mi-
nor or medium-severity injury if not prevented.
NOTICE Indicates a danger that could result in damage to property.
2.6 Warning symbols
The following warning symbols are displayed in this operation manual or on the
instrument.
Symbol Meaning
General warning

2 | Safety Büchi Labortechnik AG
8/24 Operation Manual Dehumidifier S-396 Nano
Symbol Meaning
Device damage
Health-harming or irritant substances
2.7 Residual risks
The instrument has been developed and manufactured using the latest technological
advances. Nevertheless, risks to persons, property or the environment can arise if
the instrument is used incorrectly.
Appropriate warnings in this manual serve to alert the user to these residual
dangers.
2.7.1 Malfunction of a connected instrument (option)
A malfunction on a connected instrument can cause poisoning or death.
uMake sure that the connected instrument is prepared and maintained according
to the user documentation.
2.7.2 Incorrect spray drying mode installation
An incorrect spray drying mode installation can cause an instrument damage.
uMake sure that the all instruments for a spray drying mode are installed in the
correct order.
2.8 Modifications
Unauthorized modifications can effect safety and lead to accidents.
uUse only genuine BUCHI accessories, spare parts and consumables.
uCarry out technical changes only with prior written approval from BUCHI.
uOnly allow changes to be made by BUCHI service technicians.
BUCHI accepts no liability for damage, faults and malfunctions resulting from
unauthorized modifications.

Büchi Labortechnik AG Product description | 3
Operation Manual Dehumidifier S-396 Nano 9/24
3 Product description
3.1 Description of function
The Dehumidifier is an instrument which can dry gases at constant and reproducible
humidity conditions. The humidity condensates while passing the refrigerator and is
being collected in a closed condensate bottle.
3.2 Configuration
3.2.1 Front view
4
12
3
5
Fig.1: Front view
1 On / Off master switch 2 Inlet
3 Outlet 4 Ventilation slots
5 Condensate vessel area

3 | Product description Büchi Labortechnik AG
10/24 Operation Manual Dehumidifier S-396 Nano
3.2.2 Rear view
3
4
1
2
5
Fig.2: Rear view
1 Type plate
See Chapter3.4 "Type plate",
page10
2 Fuses
3 Power supply 4 Ventilation slots
5 Ventilation slots
3.3 Scope of delivery
NOTE
The scope of delivery depends of the configuration of the purchase order.
Accessories are delivered as per the purchase order, order confirmation, and
delivery note.
3.4 Type plate
The type plate identifies the instrument. The type plate is located at the rear of the
instrument. See Chapter3.2.2 "Rear view", page10