Scigiene RD0370 Manuel utilisateur

Digital RTD Thermometer

Part# RD0370

Instruction Manual

Table of Contents

Features......................................................................................

ecifications

....................................................................................

3-4

Instrument

Description

.....................................................................

5-6

Operating Instructions

......................................................................

7-9

Temperature

Measurement.............................................................

Battery Replacement.........................................................................11

Calibration Procedure..........................................................................12

Temperature Meter Calibration Setup.............................................12-14

Product

Maintenance.........................................................................15

Temperature

Probe.............................................................................15

Features

This digital RTD

thermometer

is to be

used

with

platinum-type

temperature sensors.

The

temperature indication

follows the IEC751

temperature

table for

PT-type

sensors.

•

IP67

waterproof housing

•

Platinum

resistor temperature sensor requires

less

temperature

compensation

than

thermocouple units

•

4-digit LCD

readout

with LED

backlight

•

°C/°F

switchable

•

Min/Max/Avg

functions

•

Relative

mode

and Data

hold

•

Low

battery indication

with auto power off

•

Includes

piercing type

temperature probe

(Pt-100, IEC751

Class

accuracy)

•

Ideal for food

service applications

Specifications:

Measurement Range:

-100°C ~ 300°C; -148°F ~

572°F

Resolution:

0.1°C;

0.1°F;

Sensor types:

Platinum

resistance temperature sensor

for

pt-100, pt-500, pt-1000 (selectable)

wir

ALPHA=0.003850

Measurement current:

Approx

0.53mA

Maximum Voltage at

Thermocouple

input: 60V DC, or 24Vrms AC

Envir

onmental:

•

Operating Temperature

and Humidity:

0°C ~50°C (32°F - 122°F); 0 - 80% RH

•

Storage Temperature

and Humidity:

-10°C to 60°C (14°F - 140°F); 0 - 80% RH

•

Altitude up to 2000

meters,

Accuracy

(at 23 ± 5°C):

Range

Accuracy

-100°C ~

300°C

±(0.1%

reading

0.4°C)

-148°F ~

572°F

±(0.1%

reading

0.8°F)

Temperature Coefficient:

For

ambient temperatures

from 0°C to 18°C and 28°C to 50°C, for

each

degree

celcium

ambient

below 18°C or

above

28°C add the following

tolerance

into the

accuracy specification.

0.01% of reading + 0.03°C ( 0.01% of reading + 0.06°F )

The

basic accuracy Specification does

not include the error of

the

probe,

refer to the

probe accuracy specifications

(on

page

16) for

additional details.

Sample

Rate: 2 times per

second

Water

resistance:

IP67

Power Supply: Battery 1.5V x 3 size AAA

Battery Life: Approx. 100 hours with alkaline

batteries

Dimensions:

150 × 66 ×

31mm

Weight: 175g

Appr

ox.

Accessories:

Pt-100 Probe

(class

(model TP-R01),

batteries

and

instruction manual

Optional Accessories

Pt-100 Probe

(class A

)

(model

TP-R01),

soft carrying

case

(model CA-05A)

Instrument Description

1 — Pt type

temperature sensor connector

2 — LCD

display

3 — Power ON/OFF

button

4 — HOLD

button

5 — MAX/MIN/Average control

button

6 — Back light

button

7 — Relative

readout button

Display

Symbol definitions

and b

utton locations

This

indicates

that the minus

temperature

sensed

°C/°F

Celsius and

Fahrenheit indication

Pt xxx Platinum Type

Indication

HOLD

This

indicates

that the display data is being

held

MAX The Maximum value is being

displayed

MIN

The Minimum value is being

displayed

AVG

The Average value is being

displayed

REL The

reading

is under Relative

Mode

The

battery

power level

indication

This

indicates

Auto Power Off is

enabled

Operating Instructions

Turning the meter on

Press

the

button

to turn the

thermometer

ON or

OFF

Connecting the temperature probe

For

measurement,

plug the

temperature probe

into the input

connectors.

Selecting the Temperature Scale

When the meter is first

turned

on, the default scale

setting

is set to

the

Celsius (°C)

scale.

It can be

changed

Fahrenheit

(°F)

essing

“

°C/°F

” button

and vice versa back to

Celsius.

Data-Hold Operation

To hold the

present reading

and keep it on the display, press

the

“

HOLD

”

utton.

When the hold data is no longer needed

, release

the

data-hold

operation

pressing

“HOLD”

button again.

When the meter is under Data Hold

operation,

the “ REL”,

and “°C/°F”

buttons

are

disabled.

Back light Operation

Press

the “Back Light”

button

to turn the back light on,

press i

once

again to turn it

The meter will

turn the

back light off

automatically

if the “Back

Light

”

button

is not

pressed

after 10

seconds

AVG

MAX

MIN

AVG

MAX MIN

Relative Operation

When the “ REL”

button

pressed,

the meter will

memorize

the

esent

reading

and the

difference between

the new

reading

and the

memorized

reading

and the result will

shown

on the display.

Press

the “

REL

”

button

again to exit the relative

operation.

MAX/MIN/AVG Operation

When

the

AVG

MAX

MIN

button

pressed,

the meter will

enter the

MAX/MIN/AVG

mode.

Under this

mode

the

maximum

value,

minimum

value and average

value

will

appear simultaneously.

The

average

value

calculated

using the last 8

readings

from the

memory,

will

update with

every new r

eading.

When the

MAX

symbol is

displayed,

the Maximum value is

shown

the

display.

Press AVG

MAX

MIN again and the NIN symbol is on the display and also

the

minimum r

eading.

Press AVG

MAX

MIN again and the

AVG

symbol is on the display as well as

the

average reading.

Press AVG

MAX

MIN again and the

MAX,

MIN and AVG

will

blink

together. This

means

that all

these readings

are

updated

in the memory and the

eading

is the

current

temperatur

Press AVG

MAX

MIN to

circulate

the display mode

among these options.

When the meter is

under

functions

are

disabled.

AVG

MAX

MIN

operation,

the “ REL” and “

°C/°F

”

To exit the

MAX/MIN

mode,

press

and hold

for two seconds.

Auto Power Of

default,

the meter is in auto power off

mode.

The meter will

power itself

off after 30

minutes

without

operation.

disable

the auto power off,

press

and hold the “HOLD”

button

and turn

the meter on. There

will

be two

successive beeps

indicate

that the

auto

power off has been

disabled.

Low Battery

This meter indicates

the

battery

power level directly on the display.

Use

this

reference

guide to

establish battery

power level

Battery power level is FULL, you can still

take measurements

Battery power lever is LOW, the

battery

will

need

to be

replaced,

you can still

take

measur

ements.

Battery power lever is EMPTY, the

batteries

need

replaced

(size

AAA,

1.5V x 3).

can no longer take measurements

For

complete instructions

on how to

replace

the

batteries

see

page

11.

Temperature Measurement

Correct Measurement

Method

The

temperature sensor

located

the

end of the metal

sheath

of the

sheath

type temperature probe.

accurately

test internal

temperatures,

insert the

probe

distance

of at least 15 times the

diameter

of the

sheath

directly into the

item

you

want

measur

Connector Configuration

Source-

Sense +

Source +

Sense -

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