testo 184 T4 - Temperature data logger with dry ice application

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With the testo 184 T4 temperature data logger, you can now monitor the transport of pharmaceuticals with dry ice both safely and conveniently. A start and stop button means the temperature data logger guarantees really easy operation for data recording. At the destination, a glance at the LEDs tells you whether the configured limit values have been adhered to during transport.

  • Unlimited operating time

  • Application up to -80 °C for transport with dry ice

  • All in one temperature data logger: PDF measurement data, configuration file, acceptance test certificate 3.1 according to DIN ISO 10204 and instruction manual

  • Transport monitoring with documentation: Immediate creation of a PDF report directly after connection to a computer


Product Description

Under normal conditions, the sublimation of dry ice takes place at -78.48 °C. With the temperature data loggers testo 184 t4, you can monitor the transport of pharmaceuticals with dry ice over an unlimited period of time and up to -80 °C. More info on applications (link to tab Applications)

At their destination, a glance at the LEDs tells you whether the configured limit values have been adhered to. In order to obtain detailed information, it is sufficient to connect the logger to a PC – a PDF report is immediately generated with all relevant data. In order for you to be able to work even more efficiently and conveniently with the data loggers, all required files and information are stored directly and securely in the testo 184 T4: Configuration file, acceptance test certificate 3.1 according to DIN ISO 10204, instruction manual and PDF report of your recorded data.

The measurement value store of the temperature data logger testo 184 T4 has a capacity of 40000 measurement values. The measurement rate is freely selectable from 1 min to 24 h. The battery has a life of 100 days (at -80 °C and 15 mins measurement rate). The temperature data logger testo 184 T4 is supplied by a standard battery which can be exchanged by the user.

testo 184 T4 is compliant with GxP, 21 CFR Part 11, HACCP and EN 12830. Testo is an ISO 9001-certified company, and ensures the adherence to the norms through internal audits as well as accredited external audits.

All advantages at a glance:

1. Clear alarm indication

A glance at the the LEDs is enough to know whether limit values have been violated during transport.


2. Easiest operationtesto 184 T4 is intuitively operated, and can be used without special training or previous knowledge: The "Start" button begins data recording. "Stop" ends it.


3. Easiest configuration

In each testo 184 T4, a configuration file is stored, with which the configuration of the testo 184 T4 is childsplay – no download, no installation, no user interface and no additional costs.


4. Convenient readoutA PDF report with the transport data is created immediately on connection of the testo 184 T4 data logger to the USB interface of a computer. This is suitable for long-term archiving according to PDF/A standard.


5. Mobile readout/printout on site

Data transfer from the data logger to a compatible Testo fast printer (option) also functions wirelessly via NFC.


6. IT-safe

The testo 184 T4 data loggers work securely without software installation or download, so that IT problems are triggered neither by the firewall nor the virus scanner.

Delivery Scope

Temperature data logger testo 184 T4, including acceptance test certificate 3.1 according to DIN ISO 10204 (stored in testo 184 T4 ), battery and 1 piece double-sided adhesive tape for easy attachment of the data logger.

Temperature - Pt1000
Measuring range  -80 to +70 °C
Accuracy ±0.8 °C (-80 to -35.1 °C)
±0.5 °C (-35 to +70 °C)
Resolution 0.1 °C
Reaction time t90 = 30 min
Measuring rate  
1 min to 24 h


General Technical Data
Weight 44 g
97 x 12 x 40 mm (LxWxH)
Operating temperature  -80 to +70 °C
 Product-/housing material ABS
Protection class IP67
System requirements Adobe® Acrobat Reader
Product colour white
Standards EN 12830; DIN EN 50581:2013; CE 2014/30/EU; DIN EN 61326-1:2013; 21 CFR Part 11
Certificate type Certified by HACCP International
Channels 1 internal
Operating time unlimited
Authorizations CE; RTCA/DO-160G
Alarm function by LED and Display
Battery type Lithium battery CR2450, 3V, exchangeable
Battery life 100 days (at 15 mins measurement rate)
Display type segment LCD
Display size one-line
Display ligthing no
Interface USB; NFC
Storage temperature
 -80 to +70 °C
Memory 40,000 measuring values


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