DS1923-F5# by Analog Devices

iButton Hygrochron Temperature/Humidity Logger with 8KB Data-Log Memory


The iButton® temperature/humidity logger (DS1923) is a rugged, self-sufficient system that measures temperature and/or humidity and records the result in a protected memory section. The recording is done at a user-defined rate. A total of 8192 8-bit readings or 4096 16-bit readings taken at equidistant intervals ranging from 1s to 273hrs can be stored. In addition to this, there are 512 bytes of SRAM for storing application-specific information and 64 bytes for calibration data. A mission to collect data can be programmed to begin immediately, or after a user-defined delay or after a temperature alarm. Access to the memory and control functions can be password-protected. The DS1923 is configured and communicates with a host-computing device through the serial 1-Wire® protocol, which requires only a single data lead and a ground return. Every DS1923 is factory-lasered with a guaranteed unique 64-bit registration number that allows for absolute traceability. The durable stainless-steel package is highly resistant to environmental hazards such as dirt, moisture, and shock. Accessories permit the DS1923 to be mounted on almost any object, including containers, pallets and bags.

Where to Buy

Prices starting from US$141.27

Distributor Stock
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Newark Electronics
from US$141.27
0
in stock
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element14
from US$162.57
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in stock
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Farnell
from US$143.33
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Features

High Accuracy, Full-Featured Digital Temperature and Humidity Logger Simplifies Temperature Data Collection and Dissemination of Electronic Temperature Record Digital Hygrometer Measures Humidity with 8-Bit (0.6%RH) or 12-Bit (0.04%RH) Resolution Temperature Accuracy Better Than ±0.5°C from -10°C to +65°C with Software Correction Measures Temperature with 8-Bit (0.5°C) or 11-Bit (0.0625°C) Resolution Operating Range: -20°C to +85°C; 0 to 100% RH (see Safe Operating Range Graph) Automatically Wakes Up, Measures Temperature and/or Humidity, and Stores Values in 8kB of Data-Log Memory in 8-Bit or 16-Bit Format Built-In Capacitive Polymer Humidity Sensor for Humidity Logging Sampling Rate from 1s Up to 273hr Programmable High and Low Trip Points for Temperature and Humidity Alarms Programmable Recording Start Delay After Elapsed Time or Upon a Temperature Alarm Trip Point 512 Bytes of General-Purpose Memory Plus 64 Bytes of Calibration Memory Two-Level Password Protection of All Memory and Configuration Registers Individually Calibrated in a NIST-Traceable Chamber Calibration Coefficients for Temperature and Humidity Factory Programmed Into Nonvolatile (NV) Memory
Digital Hygrometer Measures Humidity with 8-Bit (0.6%RH) or 12-Bit (0.04%RH) Resolution
Temperature Accuracy Better Than ±0.5°C from -10°C to +65°C with Software Correction
Measures Temperature with 8-Bit (0.5°C) or 11-Bit (0.0625°C) Resolution
Operating Range: -20°C to +85°C; 0 to 100% RH (see Safe Operating Range Graph)
Automatically Wakes Up, Measures Temperature and/or Humidity, and Stores Values in 8kB of Data-Log Memory in 8-Bit or 16-Bit Format
Built-In Capacitive Polymer Humidity Sensor for Humidity Logging
Sampling Rate from 1s Up to 273hr
Programmable High and Low Trip Points for Temperature and Humidity Alarms
Programmable Recording Start Delay After Elapsed Time or Upon a Temperature Alarm Trip Point
512 Bytes of General-Purpose Memory Plus 64 Bytes of Calibration Memory
Two-Level Password Protection of All Memory and Configuration Registers
Individually Calibrated in a NIST-Traceable Chamber
Calibration Coefficients for Temperature and Humidity Factory Programmed Into Nonvolatile (NV) Memory
Rugged Construction Survives Harsh Environments Hydrophobic Filter Protects Sensor Against Dust, Dirt, Contaminants, and Water Droplets/ Condensation with IP56 Enclosure Rating CE, FCC, and UL913 Certifications
Hydrophobic Filter Protects Sensor Against Dust, Dirt, Contaminants, and Water Droplets/ Condensation with IP56 Enclosure Rating
CE, FCC, and UL913 Certifications
Simple Serial Port Interfaces to Most Microcontrollers for Rapid Data Transfer Communicates to Host with a Single Digital Signal Up to 15.4kbps at Standard Speed or Up to 125kbps in Overdrive Mode Using 1-Wire Protocol Quick Access to Alarmed Devices Through 1-Wire Conditional Search Function
Communicates to Host with a Single Digital Signal Up to 15.4kbps at Standard Speed or Up to 125kbps in Overdrive Mode Using 1-Wire Protocol
Quick Access to Alarmed Devices Through 1-Wire Conditional Search Function

Specifications

Interface 1-Wire
Technology iButton
End Equipment Asset Management
Usage Multi Use
Memory Type SRAM
Memory Size 512 Bytes
Data Logger Type HumidityTemperature
Temp. Readings 8192
Oper. Temp. (°C) -20 to +85
BudgetaryPrice (See Notes) 94.47

Last 6 months Inventory & Pricing History



DS1923-F5# Memory by Analog Devices

TEMP/HUMIDITY LOGGER IBUTTN, SRAM, 4KBIT

Status: Unknown
Series: -
RoHS: Compliant
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

RoHS Compliant YES

Last 6 months Inventory & Pricing History


Alternative Descriptions

Ibuttn, Temp/Humidity Logger, Sram/512B | Newark Electronics
IBUTTN, TEMP/HUMIDITY LOGGER, SRAM/4KBIT | element14

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS1923-F5# ?

Additional datasheets, footprints and schematics for DS1923-F5# are listed on our Part Details page. You can also find images and similar parts to DS1923-F5# on this page.

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Is the DS1923-F5# RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS1923-F5# have stock available?

Authorised distributors including Newark Electronics, element14 and Farnell have stock available or on a lead time for DS1923-F5# .

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