Silicon Piezoresistive
Absolute Pressure Sensor
KPY 66-A
...
KPY 69-A
Preliminary Data
Low pressure and temperature hysteresis
Fast response
High sensitivity and linearity
Fatigue free monocrystaline silicon diaphragm
giving high load cycle stability
High long term stability
Built in silicon temperature sensor
Corrosion resistant stainless steel threaded housing
Type and
Marking
Thread
Symbol
Pressure
Range
Unit
Ordering Code
KPY 66 A
ISO M12*1.5
P
0
...
P
N
0
...
25
bar
Q62705-K
...
*)
KPY 67 A
NPTF 1/8"x27
0
...
60
Q62705-K
...
*)
KPY 68 A
0
...
160
Q62705-K
...
*)
KPY 69 A
0
...
400
Q62705-K
...
*)
*) delivery on request
Pin Configuration
1
Temp.-Sensor
(typ.
R
25
= 2 k
)
2
Not connected
3
+
V
in
; Temp.-Sensor
4
-
V
out
5
Capillary tube
6
Shielding, to be connected
to
+
V
in
7
-
V
in
8
+
V
out
KPY 66-A
...
KPY 69-A
Maximum Ratings
Parameter
Symbol
Value
Unit
Pressure overload
KPY 66 A
KPY 67 A
KPY 68 A
KPY 69 A
P
MAX
50
70
200
500
bar
Operating temperature range
T
A
-
40
...
+ 125
C
Storage temperature range
T
stg
-
40
...
+ 125
C
Supply voltage
V
IN
12
V
Electrical Characteristics
at
T
A
= 25 C and
V
IN
= 5 V unless otherwise specified.
Parameter
Symbol
Value
Unit
min.
typ.
max.
Bridge resistance
R
B
4
-
8
k
Sensitivity
KPY 66 A
KPY 67 A
KPY 68 A
KPY 69 A
s
1.1
0.63
0.38
0.16
2.1
1.0
0.53
0.22
3.0
1.4
0.66
0.27
mV/Vbar
Output voltage
KPY 66 A
KPY 67 A
KPY 68 A
KPY 69 A
V
fin
150
190
310
330
260
300
420
440
370
410
530
550
mV
Offset voltage
P
=
P
0
V
0
-
25
-
+ 25
mV
Linearity error (Best fit straight line)
P
=
P
0
...
P
N
KPY 66
...
69 A
F
L
-
0.3
0.5
%
V
fin
Pressure hysteresis
P
1
=
P
0
,
P
2
=
P
N
,
P
3
=
P
0
KPY 66
...
69 A
P
H
-
0.1
-
%
V
fin
KPY 66-A
...
KPY 69-A
Electrical Characteristics
at
T
1
= 25 C,
T
2
= 125 C,
T
3
= 25 C and
V
IN
= 5 V, unless otherwise specified.
Parameter
Symbol
Value
Unit
min.
typ.
max.
Temperature coefficient of
V
fin
KPY 66
...
69 A
TC
Vfin
-
0.22
-
0.18
-
0.15
%/K
Temperature coefficient of
V
0
KPY 66 A
KPY 67 A
KPY 68 A
KPY 69 A
TC
V0
-
0.015
-
0.01
-
0.01
-
0.01
-
-
-
-
+ 0.015
+ 0.01
+ 0.01
+ 0.01
%/K
Temperature coefficient of
R
B
KPY 66
...
69 A
TC
RB
-
+ 0.23
-
%/K
Temperature hysteresis of
V
0
;
V
fin
KPY 66
...
69 A
TH
-
0.2
-
% v.
V
fin
Package Outline
Stainless Steel
Threaded Housing, TO-39
Weight approx. 35 g
Dimensions in mm
Sorts of Packing
Package outlines for tubes, trays etc. are contained in our Data Book "Package Information".
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