Extech Instruments Quick Start User manual

Quick Start
42280A Temperature &
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
Install four (4) AA batteries in the rear compartment. An
optional 9 V adapter is available.
Short press the power button to switch on the 42280A.
Temperature is shown on the top display row, RH on
middle row, and date/time on bottom. Short press the
DP button to show the Dew Point on middle row. Short
press the MAX/MIN button to step through the highest
(MX), lowest (MN), and current readings. Long press
the MAX/MIN button to reset the MAX/MIN memories.
Configure the logger using a PC or the 42280A keypad, per the instructions in
the following sections, and then return to this section.
Long press the START/STOP button to start logging.
The green recording LED and the REC display icon will
flash. If you set a Start Delay in the configuration proc-
ess, the REC icon will not flash until the delay time
elapses.
Place the logger in the area to be monitored.
Long press the START/STOP button to stop logging.
The recording LED and REC display icon will switch off.
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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.
3Sampling
Rate
Rate at which readings are logged.
4Start Delay Set a timer to delay logging start.
5Units Select ℃or ℉temperature units.
6 Password Set a 16 character (max.) password.
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7Company
Name
Add a 20 character (max,) text string to reports.
8SAVE 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.
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Parameter Display Description
Sampling
Rate (P1)
Set the logging sample rate from 30 seconds to
120 minutes. The middle row shows the setting,
and the bottom row shows Sfor seconds or M
for minutes.
Start Delay
(P2)
Set the start delay time from 0 minutes to 24
hours. The middle row shows the setting, and
the bottom row shows Sfor seconds, Mfor mi-
nutes, or Hfor hours.
Alarm Types
(P3)
Select single (sin), cumulative (acc), or no alarm
(dis) on the middle row. Refer to User Manual.
Alarm Delay
(P4)
Set alarm delay timer. Adjustable from 5 to 120
minutes. See User Manual.
Alarm
Beeper (P5)
The alarm beeper defaults to the ON state. Set
to OFF to save power.
Alarm
Threshold
(P6)
Set the threshold for temperature and RH alarms.
See User Manual.
Units Setting
(P7)
Select ℃or ℉temperature units.
Real Time
Clock (P8)
Logger real time clock. Set the Year (Y), Month
(M), Day (D), Hours (H), Minutes (M), Seconds
(S) on the bottom row.
After configuration continue with the Quick Steps section above.
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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.
*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
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last page
Publ. No.: NAS100130
Release: AA
Commit: 88663
Head: 88663
Language: en-US
Modified: 2022-12-01
Formatted: 2022-12-01
Website
http://www.flir.com
Customer support
http://support.flir.com
Copyright
© 2022, FLIR Systems, Inc. All rights reserved worldwide.
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.
Quick Start