HD755-EU-EN V1.7 7/13
6
Specifications
General
Specifications
Display
Four
digit
LCD
with
function
indicators
Units
of
Measure
BAR,
mBAR,
psi,
kg/cm
2
,
mm
Hg,
inches
Hg,
kPa,
feet
H
2
O,
inches
H
2
O,
cm
H
2
O,
and
oz
in
2
Accuracy
±0.3%FS
+
1d
(@
25°C)
Repeatability
±0.2%
to
0.5%
FS
Linearity/Hysteresis
±0.3%FS
Combined
Accuracy
±1.1%FS
Maximum
Pressure
2psi
Response
time
0.5s
typical
Input
circuit
Differential
inputs
(P1
and
P2)
Input
Ports
Two
metal
4.8mm,
barbed
for
1/8"
(3.17mm)
ID
tubing
Data
Hold
Freezes
displayed
reading
Sensor
Built
‐
in
piezoelectric
sensors
Zero
/
Offset
function
Pushbutton
activation
Sample
rate
0.5
sec.
(approx.)
Compatibility
Air
or
non
‐
corrosive
and
non
‐
ionized
gas
(not
intended
for
use
with
liquids)
Auto
Power
OFF
Meter
turns
off
after
approx.
20
minutes
to
conserve
energy
(can
be
deactivated)
PC
Interface
Built
‐
in
USB
serial
interface
Storage
conditions
0
to
60
o
C
(14
to
140
o
F);
<
80%
RH
Operating
conditions
0
to
50
o
C
(32
to
122
o
F);
<
80%
RH
Battery
power
9V
alkaline
battery
(
BAT
low
battery
indicator)
Battery
life
125
hours
typical
Dimensions
210
x
75
x
50mm
(8.2
x
2.9
x
1.9”)
Weight
280g
(9.8oz)