Page 1
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Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
COPAL ELECTRONIC
S
Oct,
2005
PRESSURE TRANSDUCERS WITH AMP.
PA-838-D
Part name Material
Sensor chip
Sealed liquid
Stainless steel diaphragm
Stainless steel diaphragm
1
2
3
4
5
6
7
8
9
Silicone
Silicone oil
SUS 316L
SUS 316L
INTERNAL STRUCTURE
“O” ring
Fluoro-rubber
Ari-bleeding screw SUS 304
Ceramic ball
Alumina
Flare fitting
Flange
SUS 304
● High corrosion resistance and drip-proof construction
Pressure port attachment made of SUS 316L
Proven IP-65 grade gauge body (IP-65 in accordance with IEC)
● For differential pressure
● Two types of joint are provided
Rc 1/4, 1/4 Flare fitting (7/16 - 20 UNF)
■ FEATURES
■ MODEL NUMBER DESIGNATION
PA-838 - 101 D - F2
Series name
Pressure reference Rated pressure range
D : Differential 101 : 0 ~ 10 kPa
501 : 0 ~ 50 kPa
102 : 0 ~ 100 kPa
Fitting
Blank : Rc 1/4
F2 : 1/4 Flare fitting (7/16 - 20 UNF)
Pressure reference Differential
0 ~ 10 0 ~ 50 0 ~ 100
Rated pressure range
[kPa]
Rc 1/4
1/4 Flare fitting (7/16 - 20 UNF)
■ LIST OF MODEL NUMBERS
PA-838-101D PA-838-501D PA-838-102D
PA-838-101D-F2 PA-838-501D-F2 PA-838-102D-F2
Fitting
❈ Verify the above model numbers when placing orders.
66
9
7
1
5
2
3
2
7
9
4
5
88
Page 2
■
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
COPAL ELECTRONIC
S
Oct,
2005
PA-838-D
PRESSURE TRANSDUCERS WITH AMP.
General specifications
■ STANDARD SPECIFICATIONS
Item
Pressure reference
Rated pressure range
Maximum pressure
Line pressure
Operating temp. range
Compensated temp. range
Storage temp.
Operating humidity
Pressure medium
Insulation resistance
Dielectric strength
Sealed liquid
Pressure port
Net weight
Drip-proof structure
Model number
PA-838
101D 501D 102D
Differential ❈1
10 50 100
200 300 500
2
Corrosive gases/liquids compatible with SUS304
Rc 1/4 : Approx. 500, 1/4 Flare fitting : Approx. 590
IP-65
100 (500 V DC)
500 V AC, 60 s (Leakage current 1 mA maximum)
Silicone oil
Rc 1/4, 1/4 Flare fitting (7/16 - 20 UNF)
0 ~ 50
35 ~ 85 (No condensation)
− 20 ~ 70 (Atmospheric pressure, humidity 65 %RH maximum)
− 20 ~ 70
kPa
kPa
❈2
MPa
°C
°C
%RH
°C
MΩ minimum
g
● Unless otherwise specified, the specs are defined at an ambient temperature of 25 ± 5 °C, excitation voltage of 24 V DC, load resistance of 250 Ω and
line pressure of 0 MPa.
Gravitational effect
(From horizontal position to vertical position)
Analog output
Thermal error
Output current
Zero current
Span current
Load resistance
Linearity/Hysteresis
Response
4 ± 0.2
16 ± 0.2
0 ~ 500
± 0.5
± 0.10 ± 0.05
± 0.10 ± 0.05
4 ~ 20
Approx. 2
± 5 ± 3 ± 1
ZERO %F.S./°C
%F.S.
SPAN %F.S./°C
Ω
ms maximum
%F.S.
mA DC
mA (at 25 °C)
mA (at 25 °C)
Power
Supply voltage
24 ± 10 % (Including ripple voltage)
V DC
❈1 : Pressure range Hi side port — Lo side port : 0 ~ rated pressure
❈2 :
Please adjust load resistance at 500 Ω when exceeding rated pressure.
Page 3
■
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
COPAL ELECTRONIC
S
Oct,
2005
PA-838-D
PRESSURE TRANSDUCERS WITH AMP.
■ ENVIRONMENTAL CHARACTERISTICS
Test item
Test conditions (At 25 ± 5 °C)
Permissible change
Vibration 10 ~ 500 Hz, 1.5 mm maximum/98.1 m/s2, 3 directions for 2 hours each
490 m/s
2
, 3 directions for 3 times each
0
〜
Rated pressure/Rated pressure range, 106cycles
40 °C, 90 ~ 95 %RH, 240 hrs.
Zero current, Span current:
± 1%F.S. maximum each
Shock
Pressure cycling
Moisture resistance
■ RECOMMENDED EXTERNAL SCHEMATICS
Power (+)
Sensor
Main
circuit
(Red)
Power (–)
(White)
(Shield)
V
RL
24 V DC
Page 4
■
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
COPAL ELECTRONIC
S
Oct,
2005
❈ 1/4 flare fitting is packed separately.
● Configurations of fitting Rc 1/4 type
● Configurations of 1/4 flare fitting
(7/16 - 20 UNF) type
■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance : ± 0.5 (Unit: mm)
Wire color
Red
White
Shield
Connection
Power
B
Analog output
—
PA-838-D
PRESSURE TRANSDUCERS WITH AMP.
Air-bleeding screw
(M4)
Flange
Stop ball (Ceramic)
Detail of A (Both side of Hi & Lo)
Label for identification of Hi
A
46
70
4 – M4 depth4
Plastic cover
(ABS, PC)
Cover
(SUS304)
Flange
(SUS304)
L = 1000 ± 50 2-core shielded cable
φ
( 4) AWG22 UL No.2547
φ
35.2
(79.5)
65.5
19
16 20
2 – Rc1/4
(Pressure port)
40
20
Air-bleeding screw
(M4)
Flange
Stop ball (Ceramic)
Detail of A (Both side of Hi & Lo)
Label for identification of Hi
A
4 – M4 depth 4
35
L = 1000 ± 50
φ
( 4) AWG22
Plastic cover
(ABS, PC)
Cover
(SUS304)
Flange
(SUS304)
19
46
70
7/16 – 20 UNF
Flare fitting
(SUS304)
2-core shielded cable
UL No.2547
35.2
φ
19
40
(79.5)
65.5
16 20
20
35
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