Checkline RH1 User Manual

Page 2

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Electromatic Equipment Co., Inc.

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1.0

INTRODUCTION



To switch on the instrument, press the

key for 3 seconds. If a menu item is

shown, press the left key

Exit or

Rolling Menu until the measuring window

appears. The measurement value is now shown on the display.



2.0

CALIBRATION CURVES


Name of
calibration curve

Meaning

Unit

Instrument

relHum

Relative humidity of Air

%RH

RH1 / RH5

Dew Point

Dew point

°C or °F

RH1 / RH5

absHum

Absolute humidity of Air

g/m³

RH1

EMC Wood

Equilibrium

moisture

content of wood

%EMC

RH1



Explanation of calibration curves :

relHum
: This shows the relative air humidity in %RH (relative humidity) and the
temperature in the selected unit (°C or °F).

absHum:
This shows the absolute air humidity in g/m³ (grams of water per cubic
meter of air) and the temperature in the selected unit (°C or °F).

Dew Point:
This shows the dew point and the temperature in the selected unit (°C
or °F).

EMC Wood:
This shows the equilibrium moisture content of wood (for the timber
stored under these conditions) in % moisture cont. of wood and the temperature in
the selected unit (°C or °F).

Electromatic Equipment Co., Inc.

-15-

14.0

TECHNICAL DATA



Measurement:

Meas. Range

/ Resolution

/ Accuracy

Relative humidity: 0 to 100%RH / 0.1%

/ ±1.5% (0 - 90% at 25°C)

Temperature Pt1000 DIN B °C:

-10 to +60°C

/ 0.1°C

/ ±0.4°C (at 25°C)

Temperature °F:

14 to 140°F

/ 0.3°F

/ ±0.7°F (at 77°F)

Dew Point °C:

-55 to +60°C

/ 0.1°C

Dew Point °F:

-67 to 140°F

/ 0.3°F

Absolute humidity: 0 to 130g/m³

/ 0.1g/m³

Equilibrium moisture
content of wood:

2 to 30%

/ 0.1%

/ ±0.5% (at 25°C)

Operating temp. range

-10°C to 60°C / 14 to 140°F

Storage temperature

-20°C to 60°C / -4 to 140°F

Temperature compensation

Automatic

Memory for meas. values

approx 10.000 meas. values

Menu languages

Deutsch, English, Français, Italiano

Power supply

4 x 1.5 Volt AA Alkaline Batteries (approx.
1800 measurements)

Switchoff time

after approx. 4 minutes

Power consumption

55 mA (with display lighting)

Displa y

128 x 64 matrix display, with LED backlighting

Dimensions : Housing:

Sensor:

Weight (incl. batt.)

RH1 :

145 x 63 x 24mm

100mm x Ø 12mm

approx. 210g

RH5 :

145 x 63 x 29mm

295mm x 20mm x 4mm approx. 285g

Protection class

IP 40

Delivery includes

Wooden case
4 x 1.5 Volt AA Alkaline Batteries
Short instruction manual

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