ISG0 pages
General Purpose Pressure Switch
Series ISG
Model/Specifications
ISG General Purpose Switch is
Model
ZSE
ISE
Operating
Hysteresis
Proof
pressure range adjusting range pressure Repeatability
(MPa)
(MPa)
(MPa)
(MPa)
Body material
in contact with
fluid material
Hysteresis
scale plate
Electrical
entry
widely used in machine tools,
Open type
(Non-waterproof)
Dripproof
industrial machines, compressors,
ISG110-030
ISG210-030
Brass, Phosphor bronze None
chemical plants, power plants,
ISG110-031
ISG210-031
Brass, Phosphor bronze
ISG111-030
ISG211-030
Stainless steel 316 None
ISG111-031
ISG211-031
Stainless steel 316
ISG120-030
ISG220-030
ISG120-031
ISG220-031
ISG121-030
ISG221-030
0.02 to 0.35
Stainless steel 316 None Cable gland
ISG121-031
ISG221-031
0.02 to 0.45
Stainless steel 316
ISG130-030
ISG230-030
0.03 to 0.4
Brass, Phosphor bronze None
machineries for ships, and for
automatic pressure control such
as hydraulic, water, liquid and
atmospheric pressure.
0.02 to 0.3 0.01 to 0.2
1.0
0.02 to 0.45
ISG130-031
ISG230-031
ISG131-030
ISG231-030
ISG131-031
ISG231-031
ISG290-030
ISG191-030
ISG291-030
±0.014
0.03 to 0.6
ISG190-030
1.5
0.03 to 0.4
0.1 to 1.0
–10 to
–100 kPa
0.03 to 0.6
Grommet
Brass, Phosphor bronze
Brass, Phosphor bronze
1.5
Yes
JIS F 8801
Yes
20a
20b ∗
Yes
±0.02
20c ∗
Stainless steel 316 None
Stainless steel 316
7 to 53 kPa
0.5
±2 kPa
Type of operating fluid is limited by the material of wetted parts.
Body material in contact with fluid material
Fluid
Bellows
Non corrosive water/Air/Liquid/Inert gas
Fluid entering part
Phosphor bronze
Brass
Fluids which do not corrode stainless steel 316 e.g. steam (150°C or less) ∗ Stainless steel 316 Stainless steel 316
∗ Ambient temperature: 80°C or less.
Rated Voltage
Contacts
2ab Snap type
N.C. N.O. N.C. N.O.
Rated
voltage
(V)
Non inductive (A)
Inductive load (A)
Load resistance Light load Inductive load Motor load
q
r
C
C
When rising pressure
q – w = ON
e – r = OFF
When rising pressure
q – e r – y = ON
q – w r – t = OFF
12
2
12
3
10
1
10
1.5
440
a
b
contact contact
AC 110
220
w e t y
w r
IS
ZSM
IF
Stainless steel 316 None
Fluid
q e
ISA2
PF2
Yes
ISG130
1a1b Snap type
(Standard)
ZSP
Brass, Phosphor bronze None
∗ Option
JIS Symbol
SE 1
2
Type A
Ambient and fluid temp.: 5 to 80°C (No freezing), Contacts: 1a1b, 2ab (Made to Order), Port size: R 3/8,
Weight: 1.3 kg (Open type), 1.5 kg (Dripproof)
ISG190
PS
Z
I
Yes
SE3
Brass, Phosphor bronze None (Dripproof)
0.02 to 0.35
0.05 to 0.7
Z
I
Yes (Open type)
±0.006
PSE
6
1
3
1
550
5
0.8
2
0.5
DC 24
3
2.5
3
2.5
1.5
1.2
1.5
1.25
110
0.5
0.25
0.5
0.2
220
0.25
0.1
0.25
0.1
48
Insulation resistance: 100 MΩ or more at 500 VDC
by megameter
Voltage resistance: 2000 VAC/1 min.
16-9-5
Data
"