PA-838 Series Datasheet by Nidec Copal Electronics
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0“ US
(P‘s)
“0" rmg
PA-838102G gg
in
Part name Material
Housing
(P15)
“O” ring
Sealed liquid
Compensation resistor board
Fitting
1
2
3
4
5
1
2
53 4
Aluminum
Fluoro-rubber
SUS 316L
Ceraminc
Silicone oil
INTERNAL STRUCTURE
PA-838 (G 1/8)
● High corrosion resistance by double diaphragm structure
● Built-in amplifier circuit
●
Incorporating temperature compensation function (0 ~ 50 °C)
● Current output mode
● Available with a
※
VCR® fitting
■
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/cm2}
103:0 ~ 981 kPa {0 ~ 10 kgf/cm2}
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}
[% F.S./°C]
Thermal error
kPa {kgf/cm2}
Pated pressure range
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.
■
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 curren 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/s2,
3 directions for 2 hours each
490 m/s2, 3 directions for 3 times each
0 ~ Rated pressure, 106 cycles
40 °C, 90 ~ 95 %RH, 240 hrs.
Zero current, Span current:
± 1 %F.S. maximum each
Shock
Pressure cycling
Moisture resistance
22
Pressure port
M 5 depth 6
G 1/8 (PF 1/8)
(SUS 316L)
12 8
22.5
55 ± 1(10)
8
30
φ
P 15
“O” ring groove depth 1.8
Cable bush (ESS-1)
SN plate label
Part No. label
Housing (Aluminum with alumite finish)
4 – core shielded cable
L = 1500 ± 50
AWG26 ULNo.2844( 3.8)
φ
30
8
φ
Pressure port
M5 depth 6
22 13.5 8
23.5
56 ± 1 (10)
(25.4)
0
–0.3
R 1/4 (PT 1/4)
(SUS 316L)
SN plate label
Part No. label
Cable bush (ESS-1)
4 – core shielded cable
L = 1500 ± 50
AWG26 ULNo.2844( 3.8)
φ
Housing (Aluminum with alumite finish)
30
8
φ
19
(16) 8.5
(26.5)
59 ± 1(10)
(21.9)
0
–0.3
Cable bush (ESS-1)
SN plate label Part No. label
Housing (Aluminum with alumite finish)
4 – core shielded cable
L = 1500 ± 50
AWG26 ULNo.2844( 3.8)
φ
1/4 VCR
(SUS 316)
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
Fitting
N.C.
N.C.
PA-838
● R1/4 type
● VCR type
■
RECOMMENDED EXTERNAL SCHEMATICS
■
INTERNAL ELECTRICAL SCHEMATICS
Pressure
Sensor
Power
B
Output
Main circuit
Shield
V
RL : 250 Ω
Pressure
24V DC
Sensor
Power B
Main circuit
Output
Shield
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