Lithium S0121

Dual channel temperature data logger

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Key Features
  • Dual channel temperature data logger
  • Traceable calibration certificate
  • Fast data transfer to the PC
  • Dual level alarm is enabled for each channel
  • Text and email alerts
  • Up to 6 years battery life
  • IP 67 Protection
Buy Online
Part Number Weight Pack Qty Code Price (Ex VAT) Stock
Comet S0121 dual channel Temperature data logger S0121
25g 1 32089 1+ £151.38 Yes (1)
5+ £146.16
10+ £138.97
25+ £130.42
Pt1000TG8/E 1m PT1000TG8/E 1m
Multi-purpose watertight (IP67) probe -80 to +200+C 1m Cable
25g 1 33407 1+ £39.36 No
5+ £38.01
10+ £36.14
25+ £33.92
Pt1000TG8/E 1m PT1000TG8/E 2M
PT1000TG8/E 2M
25g 1 32995 1+ £40.30 Yes (1)
5+ £38.90
10+ £36.99
25+ £34.71
Pt1000TG8/E 1m Pt1000TG8/E 5M
MULTI PUR W/T (IP67) PROBE -80 to +200
25g 1 32431 1+ £47.39 No
5+ £45.75
10+ £43.50
25+ £40.82
Pt1000TG8/E 1m PT1000TG8/E 10M
25g 1 33034 1+ £61.71 No
5+ £59.59
10+ £56.66
25+ £53.17

Place your order before 2pm to select next day delivery. In a hurry? pre 10:30am delivery also available.


The S0121 Datalogger is designed for recording of temperature. By adding upto 2x Pt1000 sensor capable of measuring from -90 to +260°C. Data transfer can be achieved via USB, RS232, Ethernet or GSM Modem please select one of these from the accessories list on the right. The device is wall mountable and very straight forward to install and setup.

How do I Configure my datalogger and download the data to my PC/Server?

You can use one of either RS232, USB, Ethernet or GSM kits from the Sensors and accessories section.

How do I get text alerts from my datalogger?

Use the GSM connection Kit from the Sensors and Accessories section.

How do I get Email Alerts with my Datalogger?

It is possible to get email alerts with our Calibrated Dataloggers by purchasing the Ethernet Communication cable from Sensors and Accessories tab.

EN12830 Certification

Type approval certificate accordingly with EN12830
Temperature recorders for the transport, storage and distribution of chilled, frozen, deep-frozen/quick-frozen food and ice cream.


Technical Details

Operating temperature range: -90 to +260°C
Accuracy of temperature measurement: ±0.2°C from -50 to +100°C
±0.2% from reading from +100 to +260°C
±0.4% from reading from -90 to -50°C
Resolution: 0.1°C
Real time clock: year, leap year, month, day, hour, minute, second
Logging interval: adjustable from 10s to 24h
LCD display and alarm state refresh: every 10 s
Total memory capacity: 32000 values in non-cyclic mode
Logging modes: non-cyclic – logging stops after filling the memory
cyclic – after filling memory oldest data is overwritten by new
Dimensions without connectors: 93x64x29mm
Power: Lithium battery 3.6V, size AA
Typical battery life: 6 years
Protection: IP67 - protected against influence of temporary immersion into water