Extech 42280a Temperature And Humidity Datalogger User Guide (+ PDF)

Contents hide

1 EXTECH 42280A Temperature and Humidity Datalogger

2 Introduction

3 Quick Steps

4 Logger Configuration (PC)

5 Logger Configuration (Keypad)

6 Basic Specifications

7 Basic Specifications

8 Two-Year Warranty

9 Customer Support

10 Documents / Resources

10.1 References

11 Related Posts

EXTECH 42280A Temperature and Humidity Datalogger

Introduction

The 42280A is a portable, battery operated instrument that moni-tors, displays, and logs Temperature and Relative Humidity (RH). The 42280A can monitor environmental conditions in a variety of residential and commercial storage and in-transit locations. The 42280A logs up to 48,000 readings for later PC transfer and generates comprehensive reports that include detailed statistical analyses with high/low alarms. Download the User Manual from the support site for detailed in-structions and additional language translations:
https://support.flir.com

Quick Steps

Connect to the PC to generate log reports. Open the supplied application, click the PDF or Excel tab, and follow the on-screen prompts.
Short press the power button to switch off the 42280A.

Logger Configuration (PC)

With 42280A power on, connect to a PC using the supplied USB cable. The PC recognizes the 42280A as an external drive. The drive contains the ‘PDF Logger Configuration Tool’ software. Open the program and configure the logger as explained below.

	Parameter	Description
1	Tabs	Click ‘Configuration’ to start. After logging, click the PDF and Excel tabs to create reports.
2	Language	Set the report language.
3	Sampling Rate	Rate at which readings are logged.
4	Start Delay	Set a timer to delay logging start.
5	Units	Select ℃ or ℉ temperature units.
6	Password	Set a 16 character (max.) password.

7	Company Name	Add a 20 character (max,) text string to reports.
8	SAVE	Click SAVE to complete the configuration.
9	Alarm Types	Select Single (sin), Cumulative (acc), or No Alarm (dis). See User Manual for alarm details.
10	Alarm Delay	Set an alarm trigger delay.
11	Temp. Alarm Limit	Set temperature alarm threshold.
12	RH Alarm Limit	Set RH alarm threshold.
13	Cancel	Click to abort the configuration.

Close the application when done, eject the 42280A (right-click the drive icon on the PC and select ‘Eject’), and physically disconnect the logger from the PC. Continue with the Quick Steps section above.

Logger Configuration (Keypad)

Short press the SET button to access the configuration mode.
Use the up/down arrow buttons to step through the parameters.
Short press the SET button to open a parameter.
Use the up/down arrow buttons to change a setting.
Short press SET to confirm a setting.
Long press SET to exit the configuration. A parameter code (P1 to P8) must be displayed in order to exit.

Note: If the display shows ‘dlF’, when you press SET, this indicates that a log file is in meter memory and must be downloaded before the keypad configuration can be performed.

After configuration continue with the Quick Steps section above.

Basic Specifications

	Range	Resolution	Accuracy
Temperature measurements	-22 to 158℉ (-30 to 70℃)*	0.1°	± 0.9℉ (0.5℃)
RH measurements	0.1 to 99.9%	0.1%	± 3% (10 to 90%)
Dew Point calculation	32 to 122℉ (0 to 50℃)	0.1°	n/a
Meter power	4 x AA batteries (supplied). Optional 9 V adapter.
Ambient conditions	For operation and storage: -4 to 158℉ (-20 to 70℃)* < 90% RH, non-condensing.

Basic Specifications

Note that the temperature sensor can measure down to -22℉ (–30℃) but the meter should not be used below -4℉ (–20℃).

Two-Year Warranty

FLIR Systems, Inc. warrants this Extech brand instrument to be free of defects in parts and workmanship for two years from date of shipment (a six-month limited warranty applies to sensors and cables). To view the full warranty text please visit: http://www.extech.com/support/warranties. Customer Support

Customer Support

Telephone List: https://support.flir.com/contact Calibration, Repair, and Returns e-mail: [email protected] Technical Support: https://support.flir.com

Disclaimer
Specifications subject to change without further notice. Models and accessories subject to regional market considerations. License procedures may apply. Products described herein may be subject to US Export Regulations. Please refer to [email protected] with any questions.