11
SDL720-en-GB_V1.0 12/16
Specifications
General
Specifications
Display
Backlit
LCD;
LCD
size:
51
x
37mm
(2
x
1.5”)
Status
indicators
Over
‐
range
audible
beep
and
low
battery
display
icon
Measurement
Units
mBar,
psi,
Kg/cm
2
,
hPA,
mm
Hg,
inch
Hg,
meters
H
2
O,
kPA,
inches
H
2
O,
ATP
Accuracy
(Meter)
±
(2%FS)
at
ambient
temperature
23°C
(±
5°C)
Input
circuit
Differential
inputs
(P1
and
P2)
Input
Ports
Two
metal
0.197”(5.0mm),
barbed
for
0.157"
(4.0mm)
ID
tubing
Hose
couplings
Replacement
pair
of
hose
couplings
(407915)
Sensor
Built
‐
in
piezoelectric
sensors
Datalogger
Sampling
Rate
AUTO
LOGGING:
From
1
second
up
to
8
hours
59
min
59
sec.
(Data
lose
may
occur
when
logging
at
a
1
second
rate)
MANUAL
LOGGING:
Set
the
sampling
rate
to
‘0’
seconds.
Select
1
to
99
locations.
Data
error
number
≤
0.1%
number
of
total
saved
data
Memory
Card
SD
memory
card;
1G
to
16GB
size
Data
Hold
Freeze
the
displayed
reading
Memory
Recall
Record
and
Recall
the
Maximum
and
Minimum
readings
Display
update
rate
Approx.
1
second
Operating
Temperature
0
to
50°C
(32
to
122°F)
Operating
Humidity
85%
R.H.
max.
Auto
Power
OFF
After
10
minutes
of
inactivity
(can
be
disabled)
Power
Supply
Six
(6)
1.5
VDC
batteries
(optional
9V
AC
adaptor)
Power
Consumption
Normal
operation
(backlight
and
datalogger
OFF):
approx.
7mAdc
With
backlight
OFF
and
datalogging
ON:
approx.
25mAdc
With
backlight
ON
add
approx.
10mAdc
Weight
265g
(0.59
lbs.)
Dimensions
190
x
68
x
45mm
(7.5
x
2.7
x
1.8”)
www.calcert.com
1.888.610.7664
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