Product Info

The zLogg z1HT Temperature Data Logger is designed to meet the stringent requirements of both the food and pharmaceutical industries. Here’s why it stands out: High Accuracy Probes: Achieve precise temperature readings with our high accuracy probes, offering ±0.2°C accuracy within the range of -40°C to +130°C. Ideal for maintaining strict temperature controls necessary for food safety and pharmaceutical integrity. Dual Temperature Probes: Equipped with two temperature probes, the z1HT can monitor both product and ambient temperatures simultaneously, ensuring comprehensive data collection for your applications.

z1HT Flyer


  • Extremely accurate over its whole measuring range
  • Magnetic USB connector
  • Operating temperature: -40 °C ~ +130 °C (-40°F ~ +266°F)
  • Accuracy: ±0.2°C
  • Ultra fine resolution of 0.01°C
  • Stainless Steel SUS 304, IP67
  • Online calibration certicate direct from link in PDF
  • Auto-generated PDF build in
  • Customizable PDF reports
  • Auto-generated CSV and TXT reports
  • 5 alarms thresholds
  • Large memory (45,568 records)
  • Supports Windows/MacOSX/Linux
  • Upgrade firmware with USB connection
  • Free zLoggManager Software

PDF Sample


Order code: z1HT
Logger type: Multi-use Temperature Data Logger
Sensor: 2 x Digital (STS40)
Memory: 45,568 records
Operating temperature: -40 °C ~ +130 °C (-40°F ~ +266°F)
Temperature measuring range: -40 °C ~ +130 °C (-40°F ~ +266°F)
Temperature accuracy: ±0.2°C over the complete measuring range
Temperature resolution: 0.01°C
Time accuracy: ±15 minutes / year
Start options: Manual start (from zLoggManager)
                        Auto Start on date and time
                        Auto Start on set temperature with or without delay
Stop options: Auto Stop after a set period
                        Auto Stop on date and time
                        Manual Stop (from zLoggManager)
Log interval: 5 second to 24 Hours
Alarms: 4, total and/or consecutive
Sensor response time: 20 seconds (T90) in oil bath
Battery: BR2450A, 3V Lithium button cell
Connection/Interface: Magnetic USB / USB Mass Storage Device
Auto generated files: ZLG, TXT, CSV, PDF (in all supported languages)
Export file types: ZLG, TXT, CSV, PDF
Software: Support zLoggManager
Compatibility: Windows, Mac OS X, Linux
Calibration: Individual calibration certificate per logger
Certificates: Statement of Accuracy, CE, RoHS
Dimensions: 91.7 x 12.7 x 51mm
Mounting thread: M6
Weight: 250g
Housing: Stainless Steel SUS 304
Protection class: IP67
Security: Password protection
Warranty: 1 year

Statement of Accuracy Sample

About zLogg

zLogg provides innovative, cutting-edge Dataloggers in the most user-friendly way. Our products are designed to meet the demanding standards and regulations of the healthcare, food and pharmaceutical markets.
Our dedicated team of expert engineers relentlessly seek out the most innovative, reliable and cost-efficient solution to help our customers fulfill their market potential.

© 2017 zLogg
Questions? Please call (561) 235-8251
We run on a secure payment gateway.

Latest News

25 May 2024
03 October 2022

Latest Upgrades

03 October 2022
20 February 2018