IFM
Pressure
sensor
for
pneumatics
PQ7834
PQ-010-RHR18-QFPKG/AS/
Reliable
monitoring
of
the
system
pressure
in
pneumatics
and
in
compressed
air
systems
Very
high
overpressure
and
vacuum
resistance
Clearly
visible
slanted
LED
display
Red/green
display
for
clear
identification
of
the
acceptable
range
Two
switching
outputs,
one
of
which
can
be
configured
as
diagnostic
output
Product
characteristics
|
Number
of
inputs
and
outputs
|
Number
of
digital
outputs:
2
|
|
Measuring
range
|
-1...10
bar-15...145
psi-30...296
inHg-100...1000
kPa
|
|
Process
connection
|
threaded
connection
G
1/8
Internal
thread
|
Application
|
System
|
gold-plated
contacts
|
|
Application
|
for
industrial
applications
|
|
Media
|
compressed
air
|
|
Conditionally
suitable
for
|
other
media
on
request
|
|
Medium
temperature[°C]
|
0...60
|
|
Min.
bursting
pressure
|
30
bar435
psi886
inHg3000
kPa
|
|
Pressure
rating
|
20
bar290
psi591
inHg2000
kPa
|
|
Vacuum
resistance
|
-1000
mbar-0.1
MPa
|
|
Type
of
pressure
|
relative
pressure;
vacuum
|
Electrical
data
|
Operating
voltage[V]
|
18...32
DC;
(to
SELV/PELV)
|
|
Current
consumption[mA]
|
<
50
|
|
Min.
insulation
resistance[MΩ]
|
100;
(500
V
DC)
|
|
Protection
class
|
III
|
|
Reverse
polarity
protection
|
yes
|
|
Overvoltage
protection
|
yes;
(<
40
V)
|
|
Power-on
delay
time[s]
|
0.3
|
|
Integrated
watchdog
|
yes
|
Inputs
/
outputs
|
Number
of
inputs
and
outputs
|
Number
of
digital
outputs:
2
|
Outputs
|
Total
number
of
outputs
|
2
|
|
Output
signal
|
switching
signal
|
|
Electrical
design
|
PNP
|
|
Number
of
digital
outputs
|
2
|
|
Output
function
|
normally
open
/
closed;
(configurable)
|
|
Max.
voltage
drop
switching
output
DC[V]
|
2
|
|
Permanent
current
rating
of
switching
output
DC[mA]
|
100
|
|
Switching
frequency
DC[Hz]
|
<
200
|
|
Short-circuit
protection
|
yes
|
|
Type
of
short-circuit
protection
|
yes
(non-latching)
|
Measuring/setting
range
|
Measuring
range
|
-1...10
bar-15...145
psi-30...296
inHg-100...1000
kPa
|
|
Set
point
SP
|
-0.9...10
bar-13...145
psi-26...296
inHg-90...1000
kPa
|
|
Reset
point
rP
|
-0.95...9.95
bar-14...144
psi-28...294
inHg-95...995
kPa
|
|
In
steps
of
|
0.05
bar1
psi2
inHg5
kPa
|
Accuracy
/
deviations
|
Switch
point
accuracy[%
of
the
span]
|
<
±
0,5
|
|
Repeatability[%
of
the
span]
|
<
±
0,1;
(with
temperature
fluctuations
<
10
K)
|
|
Characteristics
deviation[%
of
the
span]
|
<
±
0,25
(BFSL)
/
<
±
0,5
(LS);
(BFSL
=
Best
Fit
Straight
Line;
LS
=
limit
value
setting)
|
|
Hysteresis
deviation[%
of
the
span]
|
<
±
0,25
|
|
Long-term
stability[%
of
the
span]
|
<
±
0,05;
(per
6
months)
|
|
Temperature
coefficient
zero
point[%
of
the
span
/
10
K]
|
0,2;
(0...60
°C)
|
|
Temperature
coefficient
span[%
of
the
span
/
10
K]
|
0,2;
(0...60
°C)
|
Reaction
times
|
Response
time[ms]
|
<
2.5
|
|
Delay
time
programmable
dS,
dr[s]
|
0;
0,002...5
|
Software
/
programming
|
Parameter
setting
options
|
hysteresis
/
window;
normally
open
/
closed;
Diagnostic
function;
switching
logic;
switch-on/switch-off
delay;
Damping;
Display
unit
|
Operating
conditions
|
Ambient
temperature[°C]
|
0...70
|
|
Storage
temperature[°C]
|
-25...85
|
|
Protection
|
IP
65
|
Tests
/
approvals
|
EMC
|
EN
61000-4-2
ESD4
kV
CD
/
8
kV
ADEN
61000-4-3
HF
radiated10
V/mEN
61000-4-4
Burst2
kVEN
61000-4-5
Surge0,5/1
kVEN
61000-4-6
HF
conducted10
V
|
|
Shock
resistance
|
DIN
IEC
68-2-2750
g
(11
ms)
|
|
Vibration
resistance
|
DIN
IEC
68-2-620
g
(10...2000
Hz)
|
|
MTTF[years]
|
455
|
|
Pressure
equipment
directive
|
sound
engineering
practice;
can
be
used
for
group
2
fluids;
group
1
fluids
on
request
|
Mechanical
data
|
Weight[g]
|
84.5
|
|
Housing
|
rectangular
|
|
Dimensions[mm]
|
42
x
30
x
32
|
|
Material
|
PBT;
FKM;
polyester
|
|
Materials
(wetted
parts)
|
brass;
FKM;
silicon
(coated);
PBT
|
|
Min.
pressure
cycles
|
50
million
|
|
Process
connection
|
threaded
connection
G
1/8
Internal
thread
|
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