■
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
Part name Material
Housing
“O” ring (P15)
Stainless steel diaphragm
Amp. board
Fitting
1
2
3
4
5
1
53 4
Aluminum
Fluoro-rubber
SUS 316L
——
SUS 316L
INTERNAL STRUCTURE
PA-838
● High corrosion resistance by double diaphragm structure
● Built-in amplifier circuit
●
Incorporating temperature compensation function (0 ~ 50 °C)
● Current output mode
■ FEATURES
■ MODEL NUMBER DESIGNATION
P A - 8 3 8 - 1 0 2 G - 0 5
Series name
Rated pressure range
501 : 0 ~ 49.0 kPa {0 ~ 0.5 kgf/cm2}
102 : 0 ~ 98.1 kPa {0 ~ 1 kgf/cm
2
}
103 : 0 ~ 981 kPa {0 ~ 10 kgf/cm
2
}
Thermal error/Fitting
05 : ± 0.05 % F.S./°C, G 1/8
R2 : ± 0.05 % F.S./°C, R 1/4
VCR : ± 0.05 % F.S./°C, VCR
10 : ± 0.1 % F.S./°C, G 1/8
Pressure reference
G : Gauge
PRESSURE TRANSDUCERS WITH AMP.
PA-838
Pressure reference
Gauge
0 ~ 49.0 0 ~ 98.1 0 ~ 981
{0 ~ 0.5} {0 ~ 1} {0 ~ 10}
Thermal error
[% F.S./°C]
Pated pressure range
kPa {kgf/cm
2
}
Output
Current output
± 0.05
Fitting : G 1/8
Fitting : R 1/4
Fitting : VCR
Fitting : G 1/8
■ LIST OF MODEL NUMBERS
PA-838-501G-05 PA-838-102G-05 PA-838-103G-05
PA-838-501G-R2 PA-838-102G-R2 PA-838-103G-R2
PA-838-501G-VCR PA-838-102G-VCR PA-838-103G-VCR
PA-838-501G-10 PA-838-102G-10 PA-838-103G-10
± 0.10
❈ Verify the above model numbers when placing orders.
❈ VCR®is a registered trade name of Cajon Co. CAJON®is a registered trade name of Swagelok Co.
Note: For handling of VCR fittings, please contact a service center of Swagelok Co.
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
■ STANDARD SPECIFICATIONS
❈1 : In case of VCR type, corrosive gases/liquids compatible with SUS 316L and SUS 316.
❈2 : An “O” ring provided for G1/8 type. (Positive pressure : P15)
● Unless otherwise specified, the specs are defined at an ambient temperature of 25±5 °C, excitation voltage of 24 V DC and load resistance of 250 Ω.
PA-838
PRESSURE TRANSDUCERS WITH AMP.
General specifications
Item
Pressure reference
Rated pressure range kPa {kgf/cm2}
Maximum pressure kPa {kgf/cm2}
Break-down pressure kPa {kgf/cm2}
Operating temp. range °C
Compensated temp. range
°C
Storage temp.
°C
Operating humidity %RH
Pressure medium
Insulation resistance MΩ minimum
Dielectric strength
Sealed liquid
Pressure port
Net weight g
Model number
PA-838
501G 102G 103G
Gauge
49.0 {0.5} 98.1 {1} 981 {10}
98.1 {1} 196 {2} 1961 {20}
147 {1.5} 294 {3} 2942 {30}
Corrosive gases/liquids compatible with SUS 316L ❈1
Approx. 140
100 (500 V DC)
500 V AC, 60 s (Leakage current 1 mA maximum)
Silicone oil
G 1/8 (PF 1/8), R1/4 (PT 1/4), 1/4 VCR
®
※2
0 ~ 50
35 ~ 85 (No condensation)
− 20 ~ 70 (Atmospheric pressure, humidity 65 %RH maximum)
− 20 ~ 70
g
Analog output
Thermal error
0 ~ 50 °C (Reference temp.: 25 °C)
Ripple content maximum
Output current mA
Zero current
mA
Span current
mA
Load resistance
Linearity/Hysteresis %F.S.
Response ms
Gravitational effect
(From vertical position to horizontal position)
4 ~ 20
4 ± 0.2 (at 25 °C)
16 ± 0.2 (at 25 °C)
0 ~ 500 Ω
± 0.5
Approx. 2
Approx. 0.5 Approx. 0.3 Approx. 0.05
10 % (P-P)
± 0.05/± 0.1
± 0.05/± 0.1
ZERO %F.S./°C
SPAN %F.S./°C
%F.S.
max.
Power
Supply voltage
V DC
24 ± 10 %
■ ENVIRONMENTAL CHARACTERISTICS
Test item
Test conditions (At 25 ± 5 °C)
Permissible change
Vibration
10 ~ 500 Hz, 1.5 mm maximum/98.1 m/s
2
,
3 directions for 2 hours each
490 m/s
2
, 3 directions for 3 times each
0 ~ Rated pressure, 106cycles
40 °C, 90 ~ 95 %RH, 240 hrs.
Zero current, Span current:
± 1 %F.S. maximum each
Shock
Pressure cycling
Moisture resistance
■
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
PRESSURE TRANSDUCERS WITH AMP.
● G1/8 type
■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance : ± 0.5 (Unit: mm)
Wire color
Red
White
Shield
Green
Black
Connection
Power
B
Output
Housing
N.C.
N.C.
PA-838
● R1/4 type
● VCR type
■
RECOMMENDED EXTERNAL SCHEMATICS
■
INTERNAL ELECTRICAL SCHEMATICS
22
“O” ring groove depth 1.8
Positive pressure : P15
Pressure port M 5 depth 6
Pressure port
M5 depth 6
0
22
–0.3
(25.4)
22.5
12
G 1/8 (PF 1/8)
(SUS 316L)
R 1/4 (PT 1/4)
(SUS 316L)
13.5
23.5
55±1
SN plate label
8
Housing (Aluminum with alumite finish)
SN plate label
8
Housing (Aluminum with alumite finish)
56 ± 1 (10)
Part No. label
Part No. label
(10)
Cable bush (ESS-1)
4 – core shielded cable
L = 1500 ± 50
AWG26 ULNo.2844
4 – core shielded cable
L = 1500 ± 50
AWG26 ULNo.2844
Cable bush (ESS-1)
( 3.8)
φ
8
8
30
φ
φ
( 3.8)
30
φ
(21.9)
(16)
0
19
–0.3
Pressure
Sensor
Main circuit
Shield
8.5
(26.5)
Power B
Common C
SN plate label
Housing (Aluminum with alumite finish)
59 ± 1
Part No. label
(10)
4 – core shielded cable
L = 1500 ± 50
AWG26 ULNo.2844
Cable bush (ESS-1)
8
φ
( 3.8)
30
φ
V
RL : 250 Ω
Shield
Power B
24V DC
Common C
Pressure
Sensor
Main circuit
Loading...