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6 Technical data 

27 

Feature 

Value 

Measuring range 

-50 °C to +140 °C 

Accuracy 

0.1 °C (-40 °C to +140 °C) 
0.2 °C (-50 °C to -40 °C) 

Resolution 

0.01 °C 

Operating temperature 

-50 °C to +140 °C 

Storage temperature 

-20 °C to +50 °C 

Battery type 

See Large battery / Small battery 

Battery life 

See Large battery / Small battery 

Dimensions without probe 
shaft (D x H) 
(with large battery) 

Ø 20 mm x 63 mm 

Dimensions without probe 
shaft (D x H) 
(with small battery) 

Ø 20 mm x 45 mm 

Probe shaft dimensions  
(D x H) 

Ø 1.5 mm x 775 mm 

Probe shaft tip dimensions 
(D x H) 

Ø 3 mm x 25 mm 

Weight  

61 g 

Housing material 

Stainless steel 316L/WNR. 1.4404/SUS 316L 

Measuring cycle 

1 s to 24 h 

Measurement data memory  60,000 readings 
Guideline 

2014/30/EU (EMC) 
2011/65/EU (RoHS) 

EU declaration of conformity  You can find the EU declaration of conformity 

on the Testo website www.testo.com under 
the product-specific downloads. 

6.4

 

testo 191 T4 

Feature 

Value 

Order no. 

0572 1914 

Measurement parameter 

Temperature (°C / °F / K) 

Probe type 

2 x PT1000 

Measuring range 

-50 °C to +140 °C 

Accuracy 

0.1 °C (-40 °C to +140 °C) 
0.2 °C (-50 °C to -40 °C) 

Resolution 

0.01 °C 

Summary of Contents for 190 P1

Page 1: ...testo 191 data logger Instruction manual...

Page 2: ......

Page 3: ...13 3 2 Positioning the distance adapter in the programming and readout unit 14 3 3 Positioning the data logger in the programming and readout unit 15 3 4 Connecting the programming and readout unit t...

Page 4: ...Contents 6 4 testo 191 T4 27 6 5 testo 191 P1 28 6 6 Large battery 29 6 7 Small battery 29 6 8 Accessories and spare parts 30...

Page 5: ...the product properly for its intended purpose and within the parameters specified in the technical data Do not apply any force Do not operate the instrument if there are signs of damage to the housing...

Page 6: ...ve the permitted temperature or burn them If a battery is heated this may lead to the leakage of battery acid and or to an explosion Lithium batteries can for instance react very strongly in combinati...

Page 7: ...must be rinsed with water for at least 15 minutes If there is any contact with the eyes a doctor must be contacted in addition to the rinsing If burns are caused these must be treated appropriately Y...

Page 8: ...quirement Menu Elements of the program interface OK Buttons of the program interface 1 5 Transport Always transport and store the data loggers and accessories in the Testo cases 1 6 Disposal Dispose o...

Page 9: ...ta loggers measure and store temperature and pressure readings which with the aid of the configuration and readout unit and a USB cable are transmitted to the PC where they can be read out and evaluat...

Page 10: ...logger variants 1 testo 191 T1 2 testo 191 T2 3 testo 191 T3 4 testo 191 T4 5 testo 191 P1 2 3 testo 191 data logger overview 1 Probe shaft tip 2 Probe shaft 3 Thread 4 Programming and readout contac...

Page 11: ...ers For information on installing and changing the batteries please refer to Section 3 1 Installing the battery and 4 2 Changing the battery Section 6 contains the Technical data for the batteries 1 L...

Page 12: ...in this 2 6 testo 191 Professional software The testo 191 Professional software can be used to program the testo 191 data loggers via the programming and readout unit e g measuring cycle measurement...

Page 13: ...from 20 C to 140 C can be purchased as an accessory WARNING Danger of explosion Ambient temperature too hot Do not place the batteries in an environment hotter than 140 C Do not expose the batteries t...

Page 14: ...attery 0515 1900 after one year at the latest and battery 0515 1901 after 50 days Increased measuring cycles or reduced measuring rates may result in a shorter service life Therefore please pay attent...

Page 15: ...in the station Battery is connected 1 Insert appropriate distance adapter into the socket 2 Insert data logger onto sliding bracket 3 Push the data logger in the direction of the arrow and click it in...

Page 16: ...d is functional Data logger is placed on a socket of the programming and readout unit 1 Insert the micro USB plug into the programming and readout unit and connect to the computer The software establi...

Page 17: ...rial fatigue and probe breakage Begin bending the probe shafts only from a distance of 30 mm from the housing material and 50 mm from the probe tip Otherwise the mechanical stress caused by the housin...

Page 18: ...After removal of the battery the data logger loses the information on battery capacity Stored data is retained when the battery is replaced or if the battery fails 3 Connect new battery see Section 3...

Page 19: ...e measured on the temperature plate 3 Bend the probe shaft so that the freeze drying probe holder is in full contact with the support surface The data logger must be positioned in such a way that the...

Page 20: ...ining clamp 4 Position the can stand with the testo 191 T1 data logger in the can The can stand can also be used as a device to make the position of the testo 191 T1 data logger more stable 4 5 Instal...

Page 21: ...s through the top of the can or bottle via a light tap on the can and bottle attachment head 3 The can and bottle attachment can now be rotated in a clockwise direction into the can or bottle Before i...

Page 22: ...t can be tightened by turning it in a clockwise direction 4 6 Mounting the retaining clamp The testo 191 T1 testo 191 T2 and testo 191 T3 data loggers have a thread on the probe shaft which is intende...

Page 23: ...kwise onto the thread on the data logger 3 A fixing material cable tie wire etc can be fed through the opening of the retaining clamp 4 Secure the data logger to an object e g metal grid No additional...

Page 24: ...91 data loggers feature a high level of accuracy In order to maintain this accuracy of the measurement results Testo recommends calibrating the instrument once a year This service can be carried out b...

Page 25: ...Battery life See Large battery Small battery Dimensions without probe shaft D x H with large battery 20 mm x 59 mm Dimensions without probe shaft D x H with small battery 20 mm x 40 mm Probe shaft di...

Page 26: ...t probe shaft D x H with large battery 20 mm x 59 mm Dimensions without probe shaft D x H with small battery 20 mm x 40 mm Probe shaft dimensions D x H 3 mm x 115 mm Weight 48 g Housing material Stain...

Page 27: ...m Probe shaft dimensions D x H 1 5 mm x 775 mm Probe shaft tip dimensions D x H 3 mm x 25 mm Weight 61 g Housing material Stainless steel 316L WNR 1 4404 SUS 316L Measuring cycle 1 s to 24 h Measureme...

Page 28: ...el 316L WNR 1 4404 SUS 316L Measuring cycle 1 s to 24 h Measurement data memory 30 000 readings per channel Guideline 2014 30 EU EMC 2011 65 EU RoHS EU declaration of conformity You can find the EU de...

Page 29: ...conformity You can find the EU declaration of conformity on the Testo website www testo com under the product specific downloads 6 6 Large battery Feature Value Order no 0515 1901 Housing material PEE...

Page 30: ...ture data logger including large battery long distance adapter for programming and readout unit and calibration protocol 0572 1913 testo 191 T4 HACCP temperature data logger including large battery sh...

Page 31: ...on Order no ISO calibration certificate pressure 0520 0025 DAkkS calibration certificate pressure 0520 0215 For further accessories and spare parts please refer to the product catalogues and brochures...

Page 32: ...0970 1911 en 01 Testo SE Co KGaA Testo Strasse 1 D 79853 Lenzkirch Germany Phone 49 7653 681 0 Fax 49 7653 681 100 E mail info testo de Internet www testo com...

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