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EPDT-213b
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1. Specifications
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Body
Model
OB-30
OB-30U
OB-31
OB-31U
Purpose
For heating
For cooling
Application
Steam, Hot water
Cold water, Refrigerant
Maximum pressure
1.0 MPa (1.7 MPa for hot water)
1.7 MPa
Max. differential pressure
1.0 MPa
Valve seat leakage
0.05% or less of rated flow
Max. temperature
185°C
M
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Body
Bronze
Valve disc
PTFE
Valve seat
Stainless steel
Connection
JIS Rc screwed
JIS Rc screwed
(union joint)
JIS Rc screwed
JIS Rc screwed
(union joint)
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Sensor
Heated fluid
Cold and hot water,
Oil, Liquid
Cooled fluid
Maximum pressure
1.0 MPa
M
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Thermal bulb
Copper pipe
(Nickel chrome plated)
Capillary tube
Copper
Flexible tube
Stainless steel
Standard capillary length
2 m
Connection
JIS R1/2 screwed
•
Available with thermal well (stainless steel made).
•
Available with capillary of 3 or 5 meters.
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Temperature adjusting range
Temperature adjusting
range (°C)
Withstand
temperature (°C)
0-35
75
25-70
110
40-100
140
60-130
170
70-150
190
•
The term “withstand temperature” means the
temperature from pressure resistance of the bellows.
•
The maximum temperature of the thermal bulb
for cooling is 100°C.
Caution
Please confirm that the indications on the product correspond with the specifications
of the ordered product model before use.
* If they are different, please contact us without using the product.