Setting The Zero Point; Measuring Range Changeover; Hold Function; Battery Changing - HUBER INSTRUMENTE HM22 Mode D'emploi

3.3

Setting the zero point

The zero point can be set with the knob
located between the pressure connections.
Check the zero point before each
measurement. During the measurement, keep
the ambient temperature as stable as possible.
3.4

Measuring range changeover

Press the HI/LO key. The measuring range
changes. This is displayed by the shifting of
the decimal point. Measuring range HI is
operative on switching ON.
3.5

HOLD function

By means of the HOLD key, the indicated
measured value can be «stored» on the
display.
The symbol appears in the display.
Cancel the Hold function by pressing the
HOLD key once more.
3.6

Battery changing

The appearance of «BAT» indicates that the
battery capacity is exhausted.
•
Open battery compartment
•
Fit 9 V alkali battery (IEC 6LR61) or
accumulator
Ensure correct polarity!
Dispose of the used battery
correctly and according to
environment regulations.
4

Specifications

4.1

Technical data

S
Measuring media
Units
Linearity, hysteresis and
repetition accuracy
Reference temp.
Temperature influence 15 to 35 °C
Span (HI/LO)
Zero point HI
Zero point LO
Temperature influence 0 to 15 °C and
Span (HI/LO)
Zero point HI
Zero point LO
Operating temp.
Storage temperature -30 °C to 85 °C
Case protection class IP 54
Power supply
Current consumption ca. 1,7 mA
Battery life
Measuring rate
Display
Pneum. connection
Case dimensions
Weight incl. battery
10
Instrument air or
inert gases
mbar
± 0,2 % v.E. ± 1 Digit
(measuring range HI)
± 0,5 % v.E. ± 1 Digit
(measuring range LO)
22 °C
0,02% of m.v./°C
0,02% FS./°C
0,2% FS./°C
35 to 60 °C
0,04% of m.v./°C
0,04% FS./°C
0,4% FS./°C
0 °C to 60 °C
9 V block battery or
accumulator
IEC 6LR61
ca. 250 h
3 measurements/s
3½ digit LCD with
sign
HOLD-indication
LO BAT-indication
hose 4/6 mm
NPT 1/8 "
152 x 83 x 34/29 mm
250 g