PCE Instruments PCE-MFM 3500-ICA, PCE-MFM 3500 Users guide

PCE Americas Inc.
711 Commerce Way
Suite 8
Jupiter
FL-33458
USA
From outside US: +1
Tel: [phone]
Fax: [phone]
[email protected]

www.pce-instruments.com/english

www.pce-instruments.com

PCE Instruments UK Ltd.

Unit 11

Southpoint Business Park

Ensign way

Hampshire / Southampton

United Kingdom, SO31 4RF

From outside UK: +44

Tel: [phone]

Fax: [phone]

[email protected]

PCE-MFM 3500 AC/DC Magnetic

Field Meter

User’s Manual

Contents:

1 Introduction ....................................................... 1

2 Accessories ....................................................... 1

3 Safety Precaution: ............................................. 2

4 Instrument Description: ..................................... 3

5 Operation: ......................................................... 4

5.1 Zeroing………….. ....................................... 5

5.2 Peak Measurement………….. .................... 5

5.3 Relative Value Measurement...................... 6

5.4 Turn on backlight ........................................ 6

5.5 Manual Record for One Log ....................... 6

5.6 Auto Record ............................................... 6

5.7 Read the record data from RAM ................. 7

5.8 Data Hold ................................................... 7

5.9 The Max./Min. Values Hold: ....................... 7

5.10 Disable Auto Power Off Function: ............... 7

5.11 Stopping buzzer ......................................... 7

5.12 Manual range mode/Automatic range

mode 8

5.13 AC/DC Switching magnetic field ................. 8

5.14 Setup：Step 1~ Step 8 ............................... 8

6 Software Installation: ................................ ....... 10

7 General Specifications: ................................... 12

8 Electrical Specification: ................................... 14

9 Maintenance or Repair .................................... 15

10 Battery Replacement ....................................... 15

11 End of Life Disposal ........................................ 15

1

1 Introduction

1

Meter

1

AC/DC magnetic probe

1

User’s Manual

6

Battery 1.5V(UM4/AAA)

1

Carrying case

1

Power adapter DC 9V

1

USB cable and Installation disk

⚫ Measurement for the magnetic field generated from Direct

Current (DC, with display by N/S Magnetic polarity) or
Alternating Current (AC in 40-500Hz).

⚫ Measurement for the residual magnetic after processing

of mechanical parts

⚫ Measurement for the magnetic field strength of magnetic

applications

⚫ Measurement for the residual magnetic generated from

the stress after processing of stainless material

⚫ Measurement for the magnetic force of magnetic

materials

⚫ Measurement for the various steel materials with natural

magnetism

⚫ Measurement for the magnetic field strength of motors in

various electrical appliances

⚫ Measurement for the magnetic field strength of permanent

magnets

⚫ Detection for the magnetic field of leakage generated from

superconductive magnets

2 Accessories

2

3 Safety Precaution:

Caution! Please refer to this manual.
Improper use may damage the meter and
its components.

Complies with European Directive.

⚫ Do not operate in environments with flammable gas or

humid environments.

⚫ Operating altitude: up to 2000M.
⚫ Operating environment: Indoor use; Pollution degree 2.
⚫ Clean with soft cloth when dirty, such as glasses cloth.

Do not clean with chemicals and other solvents.

⚫ EMC: EN61326-1:CISPR 11:Group 1, Class B

 Class B – Equipment for use in all establishments other

than

domestic.

 Group 1 – RF energy generated is needed for internal

functioning.

3

4 Instrument Description:

1. Data hold

2. Power

3. Backlight button

4. SET/Peak value hold

5. Read the record data from RAM (R-M)/Left

6. Set to Zero (Zero)/ Relative Value (REL)

7. AC/DC switch/Up

8. Manual range mode/Automatic range mode

9. Manual record (REC)/ Auto record (LOG)

10. Buzzer/GO & NO-GO

11. The max. & min. value hold/Down

12. Probe connector

13. External power DC 9V input

14. USB data output jack

15. Battery cover and tilt stand

16. LCD display

4

5 Operation:

If the probe not inserted into the host or
not inserted completely, , will
appear. Please turn power off and
ensure to insert the probe into the host;

again, turn power on.

If the probe is disconnected with the
host while working, will appear

for warning.

Fig. 1

Correct

Incorrect

Magnet

Magnet

1. Press to turn on or turn off.

2. Remove the cap of probe.

3. Move the HALL ELEMENT which is located on
the tip of probe close to the magnet under test
and start measuring. Please refer to Fig. 1.

4. Read the measured value from the LCD
display.

5. Cover the cap of probe back.

5

5.1 Zeroing

If more than 3G or 0.3mT, will
appear to prevent from erroneous
zeroing the value in measuring. (from
PC)

If more than 3G or 0.3mT, will
appear to prevent from erroneous
zeroing the value in measuring. (from
HOST)

The zeroing function is unavailable for
temperature.

Zeroing will run automatically in prior to
Peak Measurement. If more than 3G or

0.3mT, will appear to prevent
from erroneous zeroing the value in
measuring.

Move the probe away from the magnetic field and
press , ZERO will appear on the LCD. After
zeroing completed, the ZERO disappears.

5.2 Peak Measurement

Move the probe away from the magnetic field, then
press and hold for ≥2 seconds to start Peak

Measurement. The upper digit row presents the
instant measuring; the lower digit row presents the
peak value x.x

Again, press and hold to quit this function.

6

5.3 Relative Value Measurement

The record is setup on PC via USB
connection.

If the power is insufficient when
recording in logs, will appears.

Press and hold for ≥2 seconds to start
Relative Value Measurement.
The difference between the two magnetic fields can
be compared here. For instance, the 1st magnetic
field is measured to be 100. At the time, press

“REL” button, and the LCD displays 0; again,

measure the 2nd magnetic field. If the measured
value of the 2nd magnetic field is 120, the LCD will
display 20 (120-100=20).
Again, press and hold to quit this function.

5.4 Turn on backlight

Press to turn the backlight on or off.
If connected via an external power supply, the
backlight will lit automatically and stay on.
＊The backlight will automatically turn off after

being lit for 30 seconds.

5.5 Manual Record for One Log

Press to save one log of data, the LCD will

show “REC” and the number of logs. For instance, if

the current number is 10, it will be increased by 1 at
each pressing. The number of logs is limited to be
200; if exceeded, the LCD will show “Full”.

5.6 Auto Record

Press and hold , LCD displays , and the
auto-recording function is enabled.

Again, press to quit this function.

7

5.7 Read the record data from RAM

Press for the reading mode, and
appears on the LCD. Press or to select

the log number for reading. Press and hold to
quit this mode.

5.8 Data Hold

Press to enable or disable the data hold
function.

5.9 The Max./Min. Values Hold:

Press to enable MIN/MAX function; again,
press to show the MAX and MIN values by
turns. Press and hold to quit.

The measured data can be held and updated as the
measured the MAX and MIN values.

5.10 Disable Auto Power Off Function:

With power off mode, keep pressing and
press to turn on power, LCD will show

"n-SL" that means to disable auto power off function.
Re-starting will reset to the auto power off function.
The function will be disabled when an external
power is detected.

5.11 Stopping buzzer

Press to stop the buzzer’s beep.

8

5.12 Manual range mode/Automatic range
mode

Press to operate in the manual range mode
with the LCD showing . This can change into two

different range modes.
Press and hold for ≥ 2 seconds to return to

automatic range mode with LCD showing .

5.13 AC/DC Switching magnetic field

Press to switch the measurement between AC
magnetic field and DC magnetic field.

5.14 Setup：Step 1~ Step 8

Press to enter the setup procedure from step
1 to step 8, while flashes on the LCD.

Step 1. Setup unit G or mT.

1. Press or to select the unit G or mT.

2. Again, press to go to Step 2.

Step 2. Setup unit ℃ or ℉

1. Press or to select the unit ºC or ºF.

2. Again, press to go to Step 3.

Step 3. Set up the upper limit (Max.) for alarm
GO/NO-GO

1. The default value is 20000G (2000.0mT). Press

or to modify and setup the default

value.

2. Again, press to go to Step 4.

9

Step 4. Set up the lower limit (Max.) for alarm

If the min. value is more than the max.
value, appears.

GO/NO-GO

1. The default value is 0G (0.0mT). Press or

2. Again, press to go to Step 5.

1. The default value is 2 seconds. Press or

2. Again, press to go to Step 6.

Step 6. Setup year/month/date

1. Go to the mode to setup the year/month/date.

2. Press or to select the item to

3. Then, press or to correct the value.

4. Again, press to go to Step 7.

1. Go to the mode to setup the hour/minute.

2. Press or to select the item to

3. Then, press or to correct the value.

4. Again, press to go to Step 8.

to modify and setup the default value.

Step 5. Setup the measurement interval of alarm
GO/NO-GO

to modify and setup the default value.

modify, the digits of the selected item will flash.

Step 7. Setup hour/minute:

modify, the digits of the selected item will flash.

Step 8. Clear the manual record:

1. Go to the mode to clear the manual record
LCD shows .

10

2. Press or to select or where

the default value is 。

3. If the record is not cleared, press again
to return to the measurement mode when the

LCD shows .

4. If is selected, press to return to the
measurement mode and clear the record while
LCD shows "CLEAR".

6 Software Installation:

Windows 7 / Windows 10 operating systems

⚫ Place the CD included with this meter into the

CD/DVD-ROM drive of the PC to connect to and install
the desktop program:

⚫ Run the desktop application:

⚫ Connect the USB cable included with this meter

to the PC, as shown in the figure below.

11

⚫ Execute the PC desktop software program:

Double-click the left mouse button on the desktop
program (Thermometer Meter) to execute the desktop
program.

12

7 General Specifications:

⚫ Liquid crystal display (LCD) of 5 digits with the

displaying value up to 30000.

⚫ Backlight display. The backlight is manually

turned on (it will turn off automatically after turned
on for 30 seconds) and turned off. If connected
via an external power supply, the backlight will lit
and stay on; it will turn off until the external power
supply disconnected.

⚫ Enable and disable auto power off function

(default 15 minutes).

⚫ Measurement range: 0~3000mT (milli Tesla)

/0~30000G (Gauss); Auto Range function (with
Automatic Measurement).

⚫ Conversion of units: 1mT (milli Tesla) = 10G

(Gauss)

⚫ Relative value/Peak hold/Real time Zeroing

function.

⚫ Enable and disable auto power off function

(default power off is 15 minutes from the last
operation).

⚫ DATA HOLD(Data hold)
⚫ MAX/MIN (Maximum hold/ Minimum hold)
⚫ The GO and NO-GO alarm function and its

settings that can be applied to detect good and
defective products on the production line.

⚫ Unit switch for Gauss/Tesla.
⚫ The maximum, minimum, and average values:

auto export the top 10 max./top 10 min./ average
values based on the data which is recorded and
downloaded to the computer.

⚫ As connected to a PC, press REC to record the

real-time data in the PC.

⚫ Overload display: “OL”.
⚫ Manual recording: up to 200 logs.

13

⚫ Automatic recording: up to 7000 logs where the

record interval shall be setup with PC.

⚫ " ": detection for battery low
⚫ Battery life: Approximately 100 hours.
⚫ Operation temperature and humidity: 5°C to 40°C (41°F

to 104°F), < 80%RH。

⚫ Storage temperature and humidity:0°C to 50°C, relative

humidity under 70%.

⚫ Weight: Approximately 320 grams (with battery)

⚫ Dimensions: 156 (L) x 73 (W) x 35 (H) mm
⚫ AC to DC Adaptor

External AC 100~240V to DC 9V/0.5A power
supply
Plug: The pin in the center connects to the
positive electrode and the outer case is negative
electrode
Diameter: 5.5mm; internal diameter: 2.1mm

14

8 Electrical Specification:

Specifications

Range

Resolution

Accuracy

DC milli Tesla

300.00 mT

0.01 mT

±(4% + 10dgt)

2000.0 mT

0.1 mT

2000.1 ~

3000.0 mT

0.1 mT

N/A

DC Gauss

3000.0G

0.1G

±(4% + 10dgt)
20,000G

1G

20,001 ~

30,000 G

1G

N/A

AC milli Tesla

150.00mT

0.01 mT

±(5% + 20dgt)

1500.0mT

0.1 mT

AC Gauss

1500.0G

0.1G

15,000G

1G

Temperatures:

Range

-20~50℃/-4~122℉

Resolution

±0.1℃/±0.1℉

Tolerance

±1.0℃/±1.8℉

Accuracy is indicated as [% rdg + dgt] at 23°C ± 5°C
with RH < 80%.

15

9 Maintenance or Repair

Note: This symbol indicates that the meter
and its accessories must be separated and
processed properly.

1. When the When “ ” symbol is displayed on the LCD, it
means that there is insufficient power; please change the
battery immediately in order to ensure its accuracy.

2. Do not place the meter in locations that have high
temperature, humidity or that are exposed to direct
sunlight.

3. Remember to turn off the power after usage; remove the
battery if not used for a long period of time in order to
prevent battery leakage and causing damages to internal
components.

4. When the instrument failure, only by the authorized
service provider or return the original repair.

10 Battery Replacement

1. Turn off the power.

2. Open the frame and battery cover at the back of the

meter, remove the batteries.

3. Insert 6 pcs of new AAA 1.5V batteries according
to the battery polarity.

4. Put the battery cover and frame back in place.

11 End of Life Disposal