PRESSURE TRANSDUCERS WITH AMP.
PA-858
INTERNAL STRUCTURE
PA-858 (R 1/4)
4
1
2
Part name
3
Material
SUS 316L
SUS 316L
ABS (Acrylonitrile butadiene
styrene)
+
PC (Polycarbonate)
SUS 316L
■
FEATURES
High corrosion resistance and drip-proof construction
Pressure port attachment made of SUS 316L
Proven IP65 grade gauge body (IP65 in accordance with IEC)
Absolute pressure type and compound pressure type
which can control negative to positive pressure with only
a single pressure gauge are all in line
Three standard types of joint are provided
R2 : R 1/4 (M 5 female screw)
GF : G 3/8 with flash diaphragm
G2 : G 1/4 (M 5 female screw)
1
2
3
4
Fitting
Housing
Plastic cover
Stainless steel diaphragm
■
MODEL NUMBER DESIGNATION
PA-858 - 102 R - R2
Series name
Pressure reference
G：Gauge
Fitting
Rated pressure range
102：0 ~ 100 kPa
352：0 ~ 350 kPa
103：0 ~ 1000 kPa
102：0 ~
−
100 kPa
302：− 100 ~ 300 kPa
102：0 ~ 100 kPa abs
R2：R 1/4 with M 5 female screw
GF：G 3/8 with flash diaphragm
G2：G 1/4 with M 5 female screw
V：Gauge (Vacuum)
R：Compound
A：Absolute
※Please
refer to the LIST OF MODEL NUMBERS when placing orders.
PA-858
PRESSURE TRANSDUCERS WITH AMP.
■
LIST OF MODEL NUMBERS
Pressure reference
Fitting
kPa
Rated pressure range
0 ~ 100
PA-858-102G-R2
PA-858-102G-GF
PA-858-102G-G2
0 ~ 350
PA-858-352G-R2
PA-858-352G-GF
PA-858-352G-G2
Gauge
0 ~ 1000
PA-858-103G-R2
PA-858-103G-GF
PA-858-103G-G2
0 ~
−
100
PA-858-102V-R2
PA-858-102V-GF
PA-858-102V-G2
−
100 ~ 300
PA-858-302R-R2
PA-858-302R-GF
PA-858-302R-G2
Absolute
0 ~100
PA-858-102A-R2
PA-858-102A-GF
PA-858-102A-G2
R2 (R 1/4)
GF (G 3/8)
G2 (G 1/4)
※
Verify the above model numbers when placing orders.
■
STANDARD SPECIFICATIONS
Unless otherwise specified, the specs are defined at an ambient temperature of 25
±
5 °C and excitation voltage of 24 V DC, load resistance of 250
Ω.
Item
Pressure reference
Model
number
PA-858
102G
352G
103G
Gauge
kPa
kPa
kPa
°C
°C
100
200
300
350
700
1050
1000
2000
3000
−
20 ~ 70
0 ~ 50
35 ~ 85
（
No condensation
）
−
20 ~ 80
（
Atmospheric pressure, humidity 65 %RH maximum
）
Corrosive gases/liquids compatible with SUS 316L
−
100
200
300
−
100 ~ 300
600
900
102V
302R
102A
Absolute
100 (abs)
200 (abs)
300 (abs)
Rated pressure range
Maximum pressure
Break-down pressure
Operating temp. range
General specifications
Compensated temp. range
Operating humidity
Storage temp.
Pressure medium
Insulation resistance
Dielectric strength
Sealed liquid
Pressure port
Net weight
Protection grade
%RH
°C
MΩ
minimum
100 (500 V DC)
500 V AC, 60 s
（
Leakage current 1 mA maximum
）
Silicone oil
R 1/4
、
G 3/8
（
Flash diaphragm
）
G 1/4
※1
、
g
R2 : Approx. 165, GF : Approx. 180, G2 : Approx. 170
IP65
Power
Supply voltage
V DC
24
±
10 %
（
Including ripple percentage
）
※1
: An “O” ring provided. (G 3/8 : P18, G 1/4 : P15)
PRESSURE TRANSDUCERS WITH AMP.
PA-858
Item
Output current
Zero current
Span current
Model
number
mA
mA
(at 25 °C)
mA
(at 25 °C)
PA-858
102G
352G
103G
4 ~ 20 mA
4
±
0.2
16
±
0.2
0 ~ 500
Ω
8
±
0.2
4
±
0.2
102V
302R
102A
Analog output
Load resistance
Linearity/Hysteresis
%F.S.
±
0.5
±
0.06
±
0.06
Approx. 2
±
0.3
±
0.1
±
0.05
±
0.3
±
0.1
±
0.3
ZERO %F.S./°C
Thermal error
SPAN %F.S./°C
Response
ms
Gravitational effect
%F.S.
(From horizontal position to vertical position)
■
ENVIRONMENTAL CHARACTERISTICS
Test item
Vibration
Shock
Pressure cycling
Moisture resistance
Test conditions (At 25
±
5 °C)
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
10
6
cycles
0
∼
Rated pressure/Rated pressure range
40 °C, 90 ~ 95 %RH, 240 hrs.
Permissible change
Zero current, Span current:
±
1 %F.S. maximum each
■
INTERNAL ELECTRICAL SCHEMATICS
■
RECOMMENDED EXTERNAL SCHEMATICS
Pressure
Sensor
Main circuit
Power
B
Pressure
Output
Shield
Sensor
Main circuit
V
Power
B
24V DC
RL : 250
Ω
Output
Shield
PA-858
PRESSURE TRANSDUCERS WITH AMP.
■
OUTLINE DIMENSIONS
Configurations of joint R2 (R1/4) type
48.5 ± 1
(8)
27
(14)
Label 2
Lot. No.
Unless otherwise specified, tolerance :
±
0.5
(Unit: mm)
Pressure port M5 depth 6
13.5
(21.9)
Cable nut
Brass + Ni-plated
10
φ
35.2
19
–0.3
0
R 1/4 (PT 1/4)
(SUS 316L)
Housing
(SUS 316L)
Label 1
4-core shielded cable (
φ
4.5)
L = 2000 ± 100 AWG22 ULNo.2547
Plastic cover
(ABS+PC)
Configurations of joint GF (G 3/8) type
Diaphragm
(SUS 316L)
“O” rirg groove
Outside :
φ
22.8
Inside :
φ
18
11
(11)
49
±
1
27
Label 2
Lot No.
Cable nut
Brass + Ni-plated
(31.2)
(10)
φ
35.2
φ
27
φ
13.2
Wire color
Brown
White
Black
Blue
Shield
(14)
Connection
Power
B
Output
N.C.
N.C.
Fitting
Label 1
27
–0.3
0
G 3/8(PF 3/8)
(SUS 316L)
Housing
(SUS 316L)
4-core shielded cable (
φ
4.5)
L = 2000 ± 100 AWG22 ULNo.2547
Plastic cover
(ABS+PC)
Extra care should be taken with the diaphragm part. Do not touch the diaphragm directly to avoid damaging the diaphragm.
Configurations of joint G2 (G 1/4) type
48
±
1
12
“O” rirg groove
Outside :
φ
20
Inside :
φ
15
(9)
Label 2
Lot No.
Cable nut
Brass + Ni-plated
(25.4)
(10)
φ
35.2
φ
22
Pressure port M 5 depth 6
(14)
27
Label 1
22
–0.3
0
G 1/4 (PF 1/4)
(SUS 316L)
Housing
(SUS 316L)
4-core shielded cable (
φ
4.5)
L = 2000 ± 100 AWG22 ULNo.2547
Plastic cover
(ABS+PC)
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