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General| Type | Titrator |
|---|---|
| Manufacturer | Metrohm |
| Interface | USB, RS232 |
| Power Supply | 100-240 VAC, 50/60 Hz |
| Model | 807 Titrando |
| Application | Various titrations in chemical, pharmaceutical, food, and environmental analysis |
| Dosing Speed | Adjustable |
| Display | Graphical LCD |
| Dimensions | Varies depending on configuration; typically around 250 x 200 x 150 mm (W x H x D) |
| Weight | Varies depending on configuration; typically around 3-4 kg |
| Resolution | mV: 0.1 mV; pH: 0.001 pH |
| Measurement Range | mV: ±2000 mV; pH: 0 – 14 |
Describes the 807 Dosing Unit as a versatile buret unit operated with a dosing drive.
Lists available cylinder sizes (glass and ETFE) and their order numbers.
Explains the importance of reading the documentation and following warnings for safe operation.
Provides essential safety information for operating the instrument.
Explains the product's compliance with WEEE directive and proper disposal methods.
Presents a labeled diagram of the 807 Dosing Unit with numbered components.
Details the individual parts of the 807 Dosing Unit with descriptions and materials.
Describes the cylinder unit, including piston stopper, dosing cylinder, and centering tube.
Identifies and describes the different ports (connections) on the dosing unit.
Explains the process of greasing the centering tube and housing for reduced friction.
Explains how to mount the storage vessel and holder for the buret tip.
Guides the user on how to correctly attach the adsorber tube to the dosing unit.
Describes the process of connecting the aspiration tubing to the dosing unit.
Provides instructions for attaching the dosing unit to a reagent bottle.
Details how to connect dosing tubing and attach buret tips.
Explains the types of buret tips (open and antidiffusion) and their usage.
Provides methods and precautions to prevent air bubbles in the dosing cylinder.
Outlines the procedure for taking apart the dosing unit.
Provides comprehensive instructions for reassembling the dosing unit.
Provides general guidelines for the regular care and maintenance of the dosing unit.
Details the proper procedures for cleaning the dosing cylinder and piston.
Explains how to clean the valve disc and distributor disc.
Addresses the issue of discs adhering and how to separate them.
Discusses the chemical resistance and materials used in the dosing unit components.
Covers quality control, GLP compliance, and validation procedures for the dosing unit.
Lists common problems, their causes, and suggested remedies for the dosing unit.
Explains the data stored on the chip, including unit specifications and reagent information.
Details the typical measurement deviations and permissible limits for dosing accuracy.
Instructions on how to find and download the accessories list from the Metrohm website.
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