General-tools-and-instruments CMR35 Instrukcja Użytkownika

WIRELESS MULTI-NODE DATA LOGGING TRUE RMS CLAMP MULTIMETER SYSTEMUSER’S MANUALCMR35 SERIESCMR35–910MHzCMR35A–912.4MHzPlease read this manual carefully

A “good” silicon diode should produce a reading of 0.5 to 0.7V. A “good” GE diodeshould produce a reading of 0.2 to 0.3V. If the reading is close to “

• WARNING• To avoid exposing yourself to a harmful or a fatal voltage and damaging thetransmitter, make sure that the AC voltage or current whose freq

USING THE RECEIVER WITH THE TRANSMITTERThree buttons on the front panel of the transmitter must be pressed to prepare it towirelessly send readings to

13Transmission span settingID code (Channel) settingBefore moving on to operating the receiver, familiarize yourself with Figures 3 and 4. Fig. 3 show

Fig. 3. The receiver’s controls, indicators and jacks 햲 Nameplate햳 Liquid-crystal display 햴 POWER button햵 READ button. Main use is for recalling store

15Symbol DescriptionTransmission ID code (Channel) setting (1 to 6)When blinking, indicates signal being received from transmitterIndicates displayed

OPERATING THE RECEIVER To power on, press the button. To power off, press the button and hold it forat least three seconds.READING, HOLDING, STORING

To use the button to hold the current reading:To enter MAX-HOLD mode and recall MAX measurements:To use the button to store maximum and minimum values

To use the secondary function of the button to move the position of the blinkingdigit when setting the clock and alarm, refer to the figure below.When

To set an alarm setpointPress ALARM button to enter alarm function modePress SEARCH buttonEnter setpoint setting mode. Receiver will return to measuri

TABLE OF CONTENTSIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3S

SETTING THE CLOCKPress the button to enter clock setting mode. You must then press the ▲ or ►button within two seconds or the first screen below will

ID code (Channel) setting21Press SEARCH button and hold for twoseconds to enter ID code selection modePress CLOCK SET button to switch selected ID Cod

DATA LOGGING WITH A COMPUTERThe CMR35 system includes the software and cable needed to transfer measurementsmade by the transmitter and relayed throug

10. The CMR35 Flash Player 9 screen will reappear on your desktop. Left-click the“USB Installation” button.11. The next screen will be a File Download

24햲 Open (.xls file)햳 Save (Table or Graph)햴 Print (Table or Graph)햵 Exit (Close Wireless clamp meter program)USING THE SOFTWARETo use the software, r

The Edit menu The View menuThe four options above also are available from the toolbar below the main menu, as shown below햲 The Table window 25CMR35 Ma

햳 The Monitor window햴 The Graph window햵 The Electric Power Cost Monitor windowDisplay of this window can be enabled using the View menu or the toolbar

If you know the line voltage of your system, enter it in the “V” window at left (110V isshown). If you are not sure of the line voltage, measure it by

The Option menu28Table tabSelect table background color andtype of grid line (flat, inset or raised)CMR35 Manual FINAL4_020911:awb 2/9/11 11:54 AM

29Returns Monitor, Table, Graph and Electric Power Cost Monitor windows to default positionsThe Window menu The Help menuOpen Wireless Clamp Meter U

INTRODUCTIONThank you for purchasing General Tools & Instruments’ CMR35 Series Wireless DataLogging Clamp Multimeter System. Please read this user

SPECIFICATIONSELECTRICAL SPECIFICATIONSAC Current MeasurementRange Resolution AccuracyMaximuminput current400A 0.1A ±(1.8% of reading + 10 digits) 600

Resistance MeasurementRange Resolution Accuracy RemarksMaximum input voltage400Ω 0.1Ω4kΩ 0.001kΩ40kΩ 0.01kΩ400kΩ 0.1kΩ4MΩ 0.001MΩ ±(3% of reading + 5

GENERAL SPECIFICATIONSDistance between transmitter and receiverTransmission frequency 910MHz (CMR35) or 912.4MHz (CMR35A)Sampling rate Three times/sec

FCC RADIO FREQUENCY INTERFERENCE COMPLIANCE DISCLOSUREThis device complies with Part 15 of U.S. Federal Communications Commission (FCC)rules governing

OPERATION & MAINTENANCE TIPSTo ensure the accuracy of measurements, avoid using the transmitter and receiver units:• In electrically noisy environ

RETURN FOR REPAIR POLICYEvery effort has been made to provide you with a reliable product of superior quality. However, inthe event your instrument re

GENERAL TOOLS & INSTRUMENTS80 White StreetNew York, NY 10013-3567PHONE (212) 431-6100FAX (212) 431-6499TOLL FREE (800) 697-8665e-mail: sales@gener

KEY FEATURES• Measures AC and DC voltages, AC and DC currents, resistances, and frequency ofAC voltages and currents• AC and DC voltage and current me

PRODUCT OVERVIEWBefore using the transmitter and receiver together, learn how to make some basicmeasurements using the transmitter unit alone. To begi

Fig. 2. Symbols used on the transmitter’s liquid-crystal display6Symbol DescriptionTransmission ID code (Channel) settingAntenna blinking while in the

OPERATING INSTRUCTIONSMAKING BASIC MEASUREMENTS WITH THE TRANSMITTERAs you make measurements, be aware that pressing the HOLD button on the transmitte

In DC current measurement mode, the CMR35T selects a 0 to 400A measurement rangeunless the input is greater than 400A. In this case, the unit automati

• WARNING• To avoid exposing yourself to a harmful or a fatal voltage and damaging thetransmitter, make sure that the potential you are attempting to