General-tools-and-instruments WDCFM8912 Manual de usuario

WDCFM8912USER’S MANUALDIGITAL AIR FLOW METER WITHCFM, BTU, TEMP, HUMIDITY, DP, FPM,MPH, KPH, MPS, KNOTS & WET BULBWDCFM8912 Manual final2F-062708:

RS232 SOFTWARESOFTWAREWe have compatible software and cable which is design for themeter, please contact your supplier for details.INTERFACE OF RS232A

6. E 6a) the value is not calculated completely.7. E 11a) Humidity Calibration error.SPECIFICATIONTEMPERATURE: -4º to 140ºF (-20º to 60ºC)Accuracy: ±1

2. If the saved S value is different from your paper, pressMHOLDkeyto move to the digit which you want to edit and then useLMx/Mnkey to change the val

User should also input four digits before decimal. All the Z is anegative value but LCD will not appear the negative icon. Example:1. If the Z value i

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INTRODUCTIONThank you for purchasing this digital Anemo-Psychrometer.This unique meter is designed with 7 H.V.A.C &R that must haveparameters in 1

REMINDERIMPORTANT:1. Rotate the cover before measurement toensure the measured data is correct.2. The fan and meter are sold as a kit andare calibrate

3. ENTER:- To confirm the setting & calibration.4. Mx/Mn/UpLMx/Mn:- Pressing to view MAX/MIN/AVG value.- Press to select the value of each digit i

BASIC MEASUREMENTBasic measured parameters of this model:BASIC MEASUREMENTS• Air temp.• Humidity• Dew Point• Wet Bulb• Air VelocityEXTENDED MEASUREMEN

AIR VOLUME: OUTLET SIZEWhile in normalMODE, long pressingMODEkey to enter air volumemode.To measure the volume, the outlet size needs to be input firs

displayed on top left corner andmeter also beeps when time isup. (Fig. F)If no need to wait for 20seconds, just pressREC/STARTkey to start measuring t

• Diameter:While in default outlet setting mode (length), pressingENTERkeyfor over two seconds to choose diameter setting. PressMHOLDkeyto select the

During this 60 second time, the vane should move along the wholeoutlet to cover each area so the measured data could be moreaccurate. The count down n