MRC TM-8812 User Manual

ULTRASONIC

DIGITAL

THICKNESS

METER

This Ultarsonic Thickness Meter
light

in

weight, easy

and

advanced,

Its

ruggedness
proper operating techniques
read

the

following instructions carefully

always

keep this manual within easy reach.

to

carry. Although complex

it is

convenient

will

allow many years

is

small

to use and

are

followed. Please

3, Hagavish st. Israel 58817 Tel: [phone], Fax: [phone] [e-mail]

MRC.12.16

in

size,

operate.

of use if

and

TABLE

1.

FEATURES

2.

SPECIFICATIONS

3.

FRONT PANEL DESCRIPTIONS

4.

MATERIAL SELECTION

5.

CALIBRATION

6.

MEASURING PROCEDURE

7.

MEASURING

8.

BATTERY REPLACEMENT

OF

CONTENTS

1

1

3

4

BY

VELOCITY SETTING

2

•%

5

5

6

FEATURES

*

Used

the

exclusive Micro-computer

and

crystal time base

to

offer high

LSI

measurement & fast measuring time.

*

Wide measuring range

*

Digital display gives exact reading with

guessing

'With

high power

of

receiving sensitivity,
probes
easy
iron.

or

errors.

of

different frequencies. That makes

to

measure

It is

widely used

and

high resolution.

of

emission

the

rough surface, even

the

in

almost

and

gauge

broad band

all

industries.

*

Applicable

many

Aluminum,

to

measure

materials,

Red

the

thickness

e. g.

Steel, Cast iron,

copper, Brass, Zinc,

glass, Polyethylene, PVC, Gray cast

Nodular cast iron.

*

Automatic power

off to

conserve power.

SPECIFICATIONS

Display: 4 dig

Range:
Velocity Range:
Resolution:

Accuracy:
Power Supply:

Operating Condition: Temp.
Size:

120x62x30mm

its,

10 mm LCD

1.0~200mm
1000-9000

0.1

mm/0.001inch

±(0.5%n+0.1)

4x1.5vAAA(UM-4)

(45# steel

)

m/s

battery

0~50°C

Humidity

<80%

(4.7x2.4x1.2inch)

Weight: about 164g

(not including batteries)

Accessory:

Carrying Case
Operation Manual
Ultrasonic Sensor

1 pc.

1 pc.
1 pc.

circuit

accuracy

no

can

match

cast

kinds

Quartz

iron,

it

of

of

1

3.

FRONT PANEL DESCRIPTIONS

4.

MATERIAL SELECTION

4.1

Press

the

"Power

4.2

Press

the

Material "Selection
"Display 3-2" will show
the

abbreviation
number
relationship

among

is as

Key

for

01-11.

follow.

3-4"

to

the

code

"code"

The

turn

on the

unit.

Key

3-5"

and the

"cdxx"

and

"cdxx"-material

"xx"

.

rcd"

is one

is

3-4

3-1

Sensor Plug

3-2

Display

3-3

mm/inch

3-4

Power

3-5

Material Selection

3-6

Plus

3-7

Ultrasonic Sensor

3-8

Calibration

3-9

Minus

3-10

Battery Compartment/Cover
3-11 Coupling Indicator
3-12

Standard
3-13 Velocity
3-14

RS23ZC

Key

Key

Key

Key

Key

Block

Key

Interface

Key

3-10

1

j

7

J

No.

1

2
3
4
5
6
7
8

9
10
11
12

CODE

cd01
cd02

cd03
cd04
cd05
cd06
cd07
cd08
cd09

cd010

cd011

xxxx

Material

Steel

Cast

Iron

Aluminum

Red

copper

Brass

Zinc
Quartz glass
Polyethylene

PVC

Gray cast iron

Nodularcast iron

Sound velocity

4.3

Press

the

"Plus

Key

select

the

material code

press

the

Material

The

display will show "0".

material

the

several seconds.

still reserve

4.4

It is

once
(automatically
meter)
different

4.5

To

press
only press
the
several seconds
quit

5.

CALIBRATION

5.1

Drop a little

3-12".

5.2

Press

shown
calibration.

5.3

Press

The

"5.0"
shown
press
return

5.4

The
unit once confirmation.
calibrate often unless

code

but do not

code will automatically change

the

material code before exiting.

unnecessary

the

material code

stored

unless

browse

the

code automatically change

to

measurement state

the

on the
the

coupling symbol

mm (or

on the

"CAL

to the

calibration result will

the

from that before.

the

material

"Select

the

"Select

oil on the 5 mm

"Calibration

Display. "CAL"

"Sensor 3-7"

"0.198" inch)

Display

Key

3-8"

state

3-6"

or
to

Selection

confirm

In

such case,

to

select

to the

material

code

Key

3-5".

To

Key

3-5"

or the

meter

if

Key

3-8",

on the

"«•»"

is on if

in

turn. When steady,

to

confirm

of

measurement.

be

It is

you

suspect

"Minus
measure

the

and

Key

3-9"

and

key to

If you

is

memory

to

selected,

quit browsing,

again

wjll

measuring.

"Standard Block

is the

and

auto-saved

unnecessary

confirm.

select

the

selection,

to "0"

the

meter

material code

confirmed

of the

measure

if

or

wait

to "0"

automatically

the

"CAL"

short

standard block.

coupling well.

"CAL" will

then

the

the

accuracy

to

then

a

after

will

is

only

if

till

after

be

for

be

unit

to the

to

of

measurement

6.

MEASURING PROCEDURE

6.1

Press

the

"Power

6.2

Press

the

"mm/inch

measurement unit.

6.3

Press
surface
material code selected
coupling
The

value.

6.4 The
value
display

6.5

There

Manual
key
last

7.

MEASURING

7.1

Press

shows

7.2 How to
known

The

"Plus Key"
velocity.
first
And
key

7.3

Drop a little
and

the
to

measure

is

reading

reading

is

coming.

till

the

are 2

off at any

or

Auto power

key

operation.

the

the

velocity

measure

?

velocity

or

The
when pressing
the

increment

for

more than about 4 seconds.

press

the

Key

Key

"Sensor 3-7" onto

on the

well

and the

on

display

is

held

till

The

power

modes

BY

"VEL

can be

"Minus key"

increment

oil

"Sensor 3-7" onto

last

is

to

time

off

after about 2 minutes from

VELOCITY SETTING

Key

set

its

thickness
changed

the

is

100m/s

onto

3-4"

to

turn

on the

3-3"

to

select

the

premise

is

right.

Be

"Symbol

is the

a new

off.

turn

by

3-13"

last time.

to the

is

plus

the

material

«•»

measurement

measurement

value

is

off the

pressing

and the

by the

by

pressing

value

10m/s every time

or

"Minus Key".

if

depressing

the

unit.

the

material
that

sure that

3-11"

held

on the

power,

the

power

display

velocity

of

known

to

measure

surface.

right

the

is on.

i.e.

the

at

the

The

reading
coupling well.
of a

certain material,

thickness

7.4

How to
known

Just

get a

repeat

totally
case,

the set

to

measure,

unknown thickness

7.5

To

browse

Key

3-13".

"VEL

Key

on the

So if we

by

7.2.

measure

thickness?

sample

7.2 and 7.3

same

as the

value

by

the

velocity,

To

quit

3-13" again

display

is the

have known

it is

easy

to

the

thickness

of

known thickness. Then

till

the

measurement value

known

is the

which

you can

of

same

velocity

if

browsing,

or

by a

thickness.

of the

measure

material.

only press

if

only

wait

till

thickness

the

measure

automatically show "0".

7.6

By use of

measure

8.

BATTERY REPLACEMENT

8.1

When

display,

8.2

Slide

instrument

8.3

Install

velocity measurement,

the

thickness

of any

*

the

battery symbol appears

it is

time

to

the

replace

Battery Cover away from

and

batteries

remove

paying

the

the

batteries.

careful

it is

hard materials.

batteries.

attention

polarity.

8.4

Install batteries paying careful attention

polarity.

velocity

sample

In

such

material

the

press

the

meter

easy

on the

if

the

of

is

a

any

"VEL

the

to

the

to

to