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Leica CM1950 User Manual

Leica CM1950
90 pages
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Leica CM1950
Cryostat
Instructions for Use
English
Order No.: 14 0477 80101 - Revision N
Always keep this manual with the instrument.
Read carefully before working with the instrument.
Version 2.1, Revision N - 09/2019

Table of Contents

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Leica CM1950 Specifications

General IconGeneral
TypeCryostat
Motorized Coarse FeedYes
WeightApprox. 140 kg
DisplayLCD
Section Thickness Range1 to 60 μm
Cooling Down TimeApprox. 4 hours
Cryochamber Temperature0°C to -35°C
Specimen Orientation
Specimen HolderUniversal Specimen Holder
Power Supply50/60 Hz
DefrostAutomatic or manual

Summary

Safety and Design

Safety notes

Provides general safety instructions and emphasizes reading the manual before use.

Warnings

Highlights critical safety warnings regarding protective devices, spare parts, and power cords.

General safety notes

Describes instrument design and basic safety precautions for operation.

Safety devices

Lists safety features like emergency stop, handwheel lock, and blade guard.

Securing/locking the handwheel

Procedures for locking the handwheel to ensure safe operation and prevent accidental movement.

Technical Data

Installation

Electrical connection

Guidelines and warnings for connecting the instrument to the power supply.

Instrument Controls

Control panels on the Leica CM1950

Overview of the instrument's control panels and their functions.

Control panel 1

Details the buttons and displays on Control Panel 1 for extraction, temp, and UVC.

Control panel 2 – Electric coarse feed, sectioning and trimming thickness

Explains the functions of Control Panel 2 for feed, sectioning, and trimming settings.

Working with the Instrument

Configuring the parameters

Guides on setting cryochamber, specimen head temperatures, time, and defrost cycles.

Working with the precooled cryostat

Procedures for preparing and sectioning specimens in the cryostat.

Preparatory work

Steps for specimen preparation, disc attachment, and orientation.

Trimming with extraction – 1. Anti-roll guide installed

Guide to trimming specimens using the extraction system with an anti-roll guide.

Cutting with extraction – Anti-roll guide installed

Procedure for cutting sections using the extraction system with an anti-roll guide.

Troubleshooting

Problems during work

Lists common operational problems and their corresponding remedies.

Temperature selection chart

Optional Accessories

Maintenance and Cleaning

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