ADC-20 and ADC-24 data loggers

Inputs and outputs

ADC-20

ADC-24

Common mode rejection ratio, channel to common

95 dB (DC to 60 Hz)

Common mode rejection ratio, common to earth ground > 125 dB (DC to 60 Hz)

Overvoltage protection

±30 V between any input and common

Digital I/O

None

4 bidirectional (3.3 V CMOS)

Output level, high: > 2.40 V

Output level, low: < 0.40 V

Input level, high:

> 2.20 V

Input level, low:

< 0.88 V

Isolation (input to input)

None

Isolation (input to ground)

Galvanic up to ±30 V

AGND and DGND isolated

Reference output

+2.5 V ±2.5 mV @ 2 mA

+5 V

±1.0 V

@ 2 mA

−5 V

±1.5 V

@ 2 mA

Environmental

Temperature range, operating, for quoted accuracy

20 to 30 °C

Temperature range, operating

0 to 45 °C

Temperature range, storage

−20 to +60 °C

Humidity range, operating

5 to 80 %RH, non-condensing

Humidity range, storage

5 to 95 %RH, non-condensing

General

Software

PicoLog Cloud, PicoSDK (available from www.picotech.com/downloads)

Example code (available from Pico’s GitHub organization page, github.com/picotech)

PicoLog user interface languages

English, French, Italian, German, Spanish, Korean, Japanese, Chinese (simplified), Russian

PC requirements (PicoLog Cloud app)

Windows, macOS, Linux or Raspberry Pi OS. For supported OS versions, see PicoLog 6 Release Notes.

Hardware as required by the operating system.

PC requirements (viewer)

Any device with internet access, a web browser and a screen

I/O connector

25-way D female

Power requirements

Powered from USB port, 100 mA (max.)

A 4.4 m (13.8 ft) USB cable is permanently attached to the logger

Dimensions

135 x 184 x 36 mm (5.31 x 7.24 x 1.41 in)

Weight

Approx. 505 g (17.8 oz)

Compliance

European EMC and LVD standards

FCC Rules Part 15 Class A

Warranty

5 years