Grant 2020 Series User Manual

18108 Version 17 SQ2020/40
Page 3
www.grantinstruments.com
2. General Information
The 2020/2040 uses six AA size alkaline batteries located under the removable cover
shown below. To insert new or change the existing batteries:
1. Open the battery cover by pushing down and sliding as shown.
2. Insert six AA* batteries, ensuring the correct polarity.
3. Refit the battery cover
* It is recommended that all replacement batteries are of the same manufacturer, type
and condition.
2.1 Installing the batteries
2.2 Power indicator
Battery indicator
When logging please ensure that the batteries in the unit have sufficient capacity to
complete the logging task. This can be checked via the battery indicator located in the
top right of the display.
HIGH LOW
CAPACITY CAPACITY
External power indicator
The logger may be powered from an external source (10-18V DC)
Important: To ensure data protection in the case of an unexpected power loss,
please ensure that batteries are fitted whilst the unit is operational.
Important: Remove the batteries when the logger is not used for long periods of
time or is being transported

Grant 2020 Series Specifications

General

Category	Data Loggers
Interface	USB
Power Supply	Internal batteries, USB or external power supply
Temperature Range	-35°C to +85°C (-31°F to +185°F) (Logger dependent)
Accuracy	Logger dependent, refer to datasheet
Operating Temperature	-35°C to +85°C (-31°F to +185°F) (Logger dependent)
Measurement Parameters	Voltage, current, temperature, humidity, resistance, strain, events/state, count
Data Logging Interval	User selectable from 1 second to 12 hours
Dimensions	Logger dependent, refer to datasheet
Weight	Logger dependent, refer to datasheet
Battery Life	Up to 5 years (dependent on logging rate and logger model)