Tenmars TM-305U User Manual

Page 1

Temperature/Humidity Datalogger

Users Manual V.1.0

Page 2

TABLE OF CONTENTS

FEATURES & SPECIFICATIONS ..................................................................................... 4

START UP AND GENERAL OPERATION ........................................................................ 7

LCD Display................................................................................................................................................................... 8

Sampling Rate............................................................................................................................................................... 9

Recording and Datalogging .................................................................................................................................... 10

Calibration ................................................................................................................................................................... 11

33% Calibration........................................................................................................................................................ 11

75% Calibration........................................................................................................................................................ 13

25C Calibration......................................................................................................................................................... 15

PC SOFTWARE INSTALLATION.................................................................................... 16

USING PC SOFTWARE WITH METER DATALOGGER ................................................ 18

Connect Meter Datalogger to PC ........................................................................................................................... 19

Setup Screen............................................................................................................................................................... 22

Download Records .................................................................................................................................................... 23

Graphic & Chart Analysis ........................................................................................................................................ 26

Data in Listing Format .............................................................................................................................................. 28

Data Export.................................................................................................................................................................. 30

Page 3

Model Number

Temperature/Humidity Datalogger

Page 4

FEATURES & SPECIFICATIONS

Features

• Measure humidity and temperature.

• Datalogging- 50,000 records.

• Fast USB download .

• Easy- to-Use PC software for parameter settings and data analysis.

• Internal Humidity Temperature alarm.

Page 5

Specifications

General

Operation Condition -40-185℉(-40-85℃)

1-99% RH, non-condensing

Relative Humidity Sensor

Type Capacitor

Measurement Range 1%-99%

Accuracy ±3.0%RH(20~80%)

±5.0%RH(<20%,>80%)

Resolution 0.1%

Temperature Sensor

Type Thermistor

Measurement Range -40-185℉(-40-85℃)

Accuracy ±0.6℃(±1.2℉)from -20-50℃(-4 to 122℉)

±1.0℃(±1.8℉) all other ranges.

Resolution 0.1℃

Power Supply

Battery One 3.6V ½ AA lithium battery

Battery Operation 1 Year

External Power Supply 5 VDC with 0.5A.

Page 6

Applications

• Building HVAC monitoring.

• Indoor air quality survey.

• Locate the presence of combustion fumes from vehicles and appliances.

LCD Display

Meter LCD

1. Temperature Display 4. USB Communication

2. Humidity Display 5. Battery Level Indicator

3. Recording

Page 7

WHAT’S IN THE BOX

START UP AND GENERAL OPERATION

• Press the Start button for 2 seconds to turn on Meter Datalogger

• The unit is ready to use.

1.Main Unit 2. USB Cable 3. Installation Disk

4. 3.6V ½ AA lithium
battery

Page 8

LCD Display

• Press Sel to jump to the next LCD display.

• Main Screens (1-3)

1. 2. 3.

Main Screen

Temperature(C)

Main Screen

Temperature.(F)

% of Memory Left

Total 24,000 records

Main Screens

Page 9

Sampling Rate

(5sec / 10sec / 1min / 5min / 10min / 30min / 1 hour/ 2 hour)

Can only be set from PC setup screen.