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Lutron Electronics AM-4234SD, Operation Manual

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Lutron Electronics AM-4234SD Operation Manual Download Page 4

* Power by UM3/AA ( 1.5 V ) x 6 batteries or DC 9V adapter.
* RS232/USB PC COMPUTER interface.
* Separate probe, easy for operation.
* Applications : Environmental testing,  HVAC, Air conveyors,

Flow hoods, Clean rooms, Air velocity, Air balancing,
Fans/motors/blowers, Furnace velocity, Refrigerated case,
Paint spray booths, Humidity/Dew points Temp.
measurements.

2. SPECIFICATIONS

2-1 General Specifications

Circuit

Custom one-chip of microprocessor LSI
circuit.

Display

LCD size : 52 mm x 38 mm
LCD with green backlight ( ON/OFF ).

Measurement

Air velocity:

Unit

m/s (meters per second)
Km/h ( kilometers per hour )
Ft/min ( FPM, feet per minute )
Knots ( nautical miles per hour )
Mile/h ( mph, miles per hour )

Air flow :

CFM, CMM

* CFM : cube feet per minute
* CFM : cube meters per minute

Humidity/Temp. : %RH/

℃

 or 

℉

.

Dew point ( Humidity ) : 

℃

 or 

℉

.

Wet bulb ( Humidity ) : 

℃

 or 

℉

.

Type K/ Type J thermometer :

℃

, 

℉

Air temperature: 

℃

, 

℉

2

Summary of Contents for AM-4234SD

Page 1: ...HOT WIRE ANEMOMETER HUMIDITY Temp meter with SD CARD DATA RECORDER marks a step forward for you into the field of precision measurement Although this METER is a complex and delicate instrument its durable structure developed Please read the following instructions carefully and always keep this manual within easy reach OPERATION MANUAL ...

Page 2: ...econd 17 5 3 Manual Datalogger Set sampling time 0 second 19 5 4 Check time information 19 5 5 SD Card Data structure 20 6 Saving data from the SD card to the computer 21 7 ADVANCED SETTING 23 7 1 Set clock time Year Month Date Hour Minute Second 23 7 2 Set sampling time 24 7 3 Auto power OFF management 24 7 4 Set beep Sound ON OFF 25 7 5 Decimal point of SD card setting 25 7 6 SD memory card form...

Page 3: ...der sampling time set from 1 second to 3600 seconds Manual datalogger is available set the sampling time to 0 during execute the manual datalogger function it can set the different position location No position 1 to position 99 Innovation and easy operation computer is not need to setup extra software after execute datalogger just take away the SD card from the meter and plug in the SD card into t...

Page 4: ...ts Temp measurements 2 SPECIFICATIONS 2 1 General Specifications Circuit Custom one chip of microprocessor LSI circuit Display LCD size 52 mm x 38 mm LCD with green backlight ON OFF Measurement Air velocity Unit m s meters per second Km h kilometers per hour Ft min FPM feet per minute Knots nautical miles per hour Mile h mph miles per hour Air flow CFM CMM CFM cube feet per minute CFM cube meters ...

Page 5: ...he 1 to 99 position Location no Data error no 0 1 no Of total saved data typically Memory Card SD memory card 1 GB to 16 GB It recommend use memory card 4 GB Advanced Set clock time Year Month Date setting Hour Minute Second Set sampling time Auto power OFF management Set beep Sound ON OFF Decimal point of SD card setting SD memory card Format Set thermometer type to Type K or Type J Set temperatu...

Page 6: ...apter is optional adapter is optional Power Current Normal operation w o SD card save data and LCD Backlight is OFF Approx DC 60 mA When SD card save the data and LCD Backlight is OFF Approx DC 70 mA Weight 347 g 0 76 LB Meter only Dimension Main instrument 182 x 73 x 47 5 mm 7 1 x 2 9 x 1 9 inch Hot wire telescope probe Round 12 mm Dia x 250 mm min length Round 12 mm Dia x 960 mm max length Humid...

Page 7: ...35 0 m s 0 1 m s reading Km h 0 70 to 18 00 km h 0 01 Km h 18 0 to 126 0 km h 0 1 Km h or Mile h 0 50 to 11 20 mph 0 01 mph 1 a mph 11 2 to 78 2 mph 0 1 mph full scale Knot 0 40 to 9 70 knot 0 01 Knot 9 7 to 68 0 knot 0 1 Knot Ft min 40 6889 ft min 1 Ft min a 0 1 m s 0 3 km h 0 2 mile h 0 2 knot 20 ft min Note m s meters per second km h kilometers per hour ft min feet per minute knot nautical mile...

Page 8: ...ure Range 5 to 95 R H Humidity Resolution 0 1 R H Accuracy 70 RH 3 reading 1 RH 70 RH 3 RH Range 0 to 50 32 to 122 Temperature Resolution 0 1 degree Accuracy 0 8 1 5 Dew Point Humidity Range 25 3 to 48 9 Resolution 0 1 Range 13 5 to 120 1 Resolution 0 1 Remark Dew Point display value is calculated from the Humidity Temp measurement automatically The Dew Point accuracy is sum accuracy value of Humi...

Page 9: ... value of Humidity Temperature measurement Type K J thermometer Sensor Resolution Range Accuracy Type Type K 0 1 50 0 to 1300 0 0 4 0 5 50 1 to 100 0 0 4 1 0 1 58 0 to 2372 0 0 4 1 58 1 to 148 0 0 4 1 8 Type J 0 1 50 0 to 1200 0 0 4 0 5 50 1 to 100 0 0 4 1 0 1 58 0 to 2192 0 0 4 1 58 1 to 148 0 0 4 1 8 Above specification tests under the environment RF Field Strength less than 3 V M frequency less...

Page 10: ...3 FRONT PANEL DESCRIPTION Fig 1 8 ...

Page 11: ...rmometer socket 3 11 SD card socket 3 12 RS 232 Output Terminal 3 13 Reset Button 3 14 DC 9V Power Adapter Input Socket 3 15 Battery Compartment Cover 3 16 Battery Cover Screws 3 17 Stand 3 18 Tripod Fix Nut 3 19 Probe Plug Hot wire probe 3 20 Telescope Probe Hot wire probe 3 21 Sensing Head Hot wire probe 3 22 Probe Plug Humidity Temp 3 23 Probe Handle Humidity Temp 3 24 Probe head Humidity Temp ...

Page 12: ...rmometer 4 Humidity Temp measurement 5 Dew point Humidity 6 Wet bulb Temp Humidity Pressing the Function Button 3 7 Fig 1 continuously not release the button the Display will show the following text in sequence Air Air velocity Temp measurement AirF Air flow measurement tP Type K J Thermometer measurement rH Humidity Temp measurement dP Dew point Humidity measurement _Et Wet bulb Temp Humidity mea...

Page 13: ...r cover should slide to the up position Fig 2 Probe Handle When begin to use the probe a Slide the sensor cover to the down position let the air velocity sensor to contact the air refer Fig 3 b Extent the telescope probe to the convenient length refer to Fig 3 air velocity sensor do not touch by fingers or tools Sensor cover slide to the low position when make the measurement Fig 3 Probe Handle 11...

Page 14: ...alue The lower display will show the temperature value Direction mark should face the measured wind sensor head side view Fig 4 Probe Handle 2 Function select to Air velocity Temp measurement 3 Plug the Probe Plug 3 19 Fig 1 into the Probe Input Socket 3 9 Fig 1 Power on the meter by pressing the Power Button 3 2 Fig 1 1 5 seconds continuously 4 Hold the Telescope Probe 3 20 Fig 1 by hand and let ...

Page 15: ...lect unit will save into the memory with default Change the temperature unit The meter Temp display unit is defaulted to If intend to let the meter s temperature unit default to then please refer chapter 7 7 page 26 4 3 Air flow measurement a Function select to Air flow refer to page 10 AirF USA Air flow in CFM unit or AirF Euro Air flow in CMM unit Remark a How to select the CFM air flow or CMM a...

Page 16: ... to let the meter s temperature unit default to then please refer chapter 7 7 page 26 4 5 Dew point Humidity measurement a Function select to Dew point Humidity measurement refer to page 10 b Other procedures same as the Humidity Temp measurement c The upper LCD shows the Dew point value in the unit of or the lower display will show the text dP 4 6 Wet bulb Humidity measurement a Function select t...

Page 17: ... default please refer chapter 7 8 page 26 4 8 Data Hold During the measurement press the Hold Button 3 3 Fig 1 once will hold the measured value the LCD will display a HOLD symbol Press the Hold Button once again will release the data hold function 4 9 Data Record Max Min reading 1 The data record function records the maximum and minimum readings Press the REC Button 3 4 Fig 1 once to start the Da...

Page 18: ...unction just press the REC Button 3 4 Fig 1 1 5 seconds continuously The display will revert to the current reading 4 10 LCD Backlight ON OFF 1 After power ON the LCD Backlight will light automatically During the measurement press the Backlight Button 3 2 Fig 1 once will turn OFF the LCD Backlight 2 Press the Backlight Button once again will turn ON the LCD Backlight again 16 ...

Page 19: ...format the memory card with your meter c Time setting If the meter is used at first time it should to adjust the clock time exactly please refer chapter 7 1 page 23 d Decimal format setting The numerical data structure of SD card is default used the as the decimal for example 20 6 1000 53 But in certain countries Europe is used the as the decimal point for example 20 6 1000 53 Under such situation...

Page 20: ...will pause the Datalogger function stop to save the measuring data into the memory circuit temporally In the same time the REC symbol will stop flashing the lower LCD will show the text of Log or show Log with the Temp value alternately Remark If press the LOG Button 3 8 Fig 1 once again will execute the Datalogger again the REC symbol will flashing c Finish the Datalogger During execute the Datal...

Page 21: ... Button 3 5 Fig 1 or Button 3 7 Fig 1 to set the measuring position 1 to 99 for example room 1 to room 99 to identify the measurement location the lower Display will show P x x 1 to 99 b Finish the Datalogger During execute the Datalogger function press the LOG Button 3 8 Fig 1 1 5 seconds continuously again will finish the Datalooger function the Position no PXX will be disappeared and finish the...

Page 22: ...ew file name AHB01001 XLS After exist the Datalogger then execute again the data will save to the AHB01001 XLS until Data column reach to 30 000 columns then will generate a new file for example AHB01002 XLS 3 Under the folder AHB01 if the total files more than 99 files will generate anew route such as AHB02 4 The file s route structure AHB01 AHB01001 XLS AHB01002 XLS AHB01099 XLS AHB02 AHB02001 X...

Page 23: ... SD card into the SD card adapter then connect the SD card adapter into the computer 3 Power ON the computer and run the EXCEL software Down load the saving data file for example the file name AHB01001 XLS AHB01002 XLS from the SD card to the computer The saving data will present into the EXCEL software screen for example as following EXCEL data screens then user can use those EXCEL data to make t...

Page 24: ...EXCEL graphic screen for example 22 ...

Page 25: ...F SD memory card Format tYPE Select the Thermometer to Type K or Type J AirF Select the Air flow unit to CMM or CFM ArEA Set the area size of Air flow measurement t CF Select the Temp unit to or Remark During execute the Advanced Setting function if press SET Button 3 6 Fig 1 1 5 seconds will exit the Advanced Setting function the LCD will return to normal screen 7 1 Set clock time Year Month Date...

Page 26: ...onds When the lower display show SP t 1 Use the Button 3 5 Fig 1 or Button 3 7 Fig 1 to adjust the value 0 1 2 5 10 30 60 120 300 600 1800 3600 seconds 2 After the Sampling value is selected press the Enter Button 3 8 Fig 1 will save the setting function with default 7 3 Auto power OFF management When the lower display show PoFF 1 Use the Button 3 5 Fig 1 or Button 3 7 Fig 1 to select the upper va...

Page 27: ...tting The numerical data structure of SD card is default used the as the decimal for example 20 6 1000 53 But in certain countries Europe is used the as the decimal point for example 20 6 1000 53 Under such situation it should change the Decimal character at first When the lower display show dEC 1 Use the Button 3 5 Fig 1 or Button 3 7 Fig 1 to select the upper text to USA or Euro USA Use as the D...

Page 28: ...ow text yES Enter to confirm again if make sure to do the SD memory card format then press Enter Button once will format the SD memory clear all the existing data that already saving into the SD card 7 7 Select the Temp unit to or When the lower display show t CF 1 Use the Button 3 5 Fig 1 or Button 3 7 Fig 1 to select the upper Display text to C or F C Temperature unit is F Temperature unit is 2 ...

Page 29: ... will save the setting function with default 7 9 Select the Air flow unit to CMM or CFM When the lower display show AirF 1 Use the Button 3 5 Fig 1 or Button 3 7 Fig 1 to select the upper Display text to Euro or USA Euro Air flow measurement in the CMM unit USA Air flow measurement in the CFM unit CFM Cube feet per minute CMM Cube feet per minute 2 After lower Display text is selected to Euro or U...

Page 30: ...e lower Display text to ArEA Euro or ArEA USA ArEA Euro Area size of Air flow CMM setting is in Square meters meters 2 unit ArEA USA Area size of Air flow CFM setting is in Square feet feet 2 unit 2 After lower Display text is selected to ArEA Euro or ArEA USA press the Enter Button 3 8 Fig 1 will save the setting function with default 28 ...

Page 31: ...ACEMENT 1 When the left corner of LCD display show it is necessary to replace the battery However in spec measurement may still be made for several hours after low battery indicator appears before the instrument become inaccurate 2 Loose the screws of the Battery Cover 3 15 Fig 1 and take away the Battery Cover from the instrument and remove the battery 3 Replace with DC 1 5 V battery UM3 AA Alkal...

Page 32: ... Reset Button 3 13 Fig 1 once a while will reset the circuit system 11 RS232 PC SERIAL INTERFACE The instrument has RS232 PC serial interface via a 3 5 mm terminal 3 12 Fig 1 The data output is a 16 digit stream which can be utilized for user s specific application A RS232 lead with the following connection will be required to link the instrument with the PC serial port Meter PC 9W D Connector Cen...

Page 33: ...eading is 1234 then D8 to D1 is 00001234 D9 Decimal Point DP position from right to the left 0 No DP 1 1 DP 2 2 DP 3 3 DP D10 Polarity 0 Positive 1 Negative D11 D12 Annunciator for Display 01 Knot 09 mile h 12 02 Km h 10 m s 08 ft min 11 RH 04 D13 When send the upper display data 1 When send the lower display data 2 D14 4 D15 Start Word RS232 FORMAT 9600 N 8 1 Baud rate 9600 Parity No parity Data ...

Page 34: ... tube 3 2mm Dia Thermocouple Measure Range 50 to 1100 Probe 58 to 2012 Type K TP 03 Dimension 13 6cm tube 8mm Dia Surface Probe Measure Range 50 to 400 Type K TP 04 58 to 752 Size Temp sensing head 15 mm Dia Probe length 120 mm 13 PATENT The meter SD card structure already get patent or patent pending in following countries Germany Nr 20 2008 016 337 4 JAPAN 3151214 TAIWAN M 358970 M 359043 CHINA ...

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