Extech Instruments Quick Start Bedienungsanleitung

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.

#NAS100130; r. AA/88663/88663; en-US 1

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.

#NAS100130; r. AA/88663/88663; en-US 2

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.

#NAS100130; r. AA/88663/88663; en-US 3

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.

#NAS100130; r. AA/88663/88663; en-US 4

Basic Specifications

Range Resolution Accuracy

Temperature

measurements

-22 to 158℉(-30

to 70℃)*

0.1° ± 0.9℉(0.5℃)

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

#NAS100130; r. AA/88663/88663; en-US 5

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

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

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