Pressure Controller
Pressure Controller
Brief Description

D502-7DK pressure controller has bellows sensor, can be used in neutral gas and water like air, gas and water steam as well as liquid medium like water, oil and cryogen, setting value is adjustable, adjust range is -0.1~4MPa, mainly used in nuclear power

Details

Main Technical Parameters

Applicable to air, gas, water, hydraulic oil, lubricant oil, cryogen, light fuel oil, etc.

Working viscosity: <1×10-3m2/s

Housing protection: IP65(DIN40050)

Environment temperature: -25~40℃

Medium temperature: 0~120℃

Joint direction: pressure joint is vertically downward

Vibration-resistant: Max:20m/s2

Repeatability error: ≤1.5%

Contact capacity: DC 250V 0.25A(resistance)60 Wmax 

           AC 250V 5A(resistance)1250 Wmax

Specifications 

D502/7DK small switch difference is not adjustable

Setting value Range  MPa

Switch difference not more  than (MPa)

Rated

Pressure

*MPa

Switch freq-

uency

Sensor material

Female thread

Weight

Kg

Overall

size

Ordering

 No.

 

Setting value Range lower limit MPa (KPa)

Setting value Range

Upper limit MPa (KPa)

Housing

bellows

General type

small switch difference

-0.1~0

-0.1~0.1

-0.1~0.16

-0.10~0.25

0.003

0.003

0.003

0.0045

0.0045

0.005

0.0065

0.01

1

20

copper

stainless steel316

G1/4”

G1/4”

G1/4”

G1/4”

1.0

01

0810107

0810207

0810307

0810407

0~0.1

0~0.16

0~0.25

0.003

0.003

0.0045

0.004500.006

0.007

1

G1/4”

G1/4”

G1/4”

1.0

0811107

0811207

0811307

0.02~0.4

0.03~0.6

0.03~1

0.012

0.015

0.018

 

0.016

0.02

0.03

2

G1/4”

G1/4”

G1/4”

0.8

02

0811407

0811507

0811607

0.05~1.6

0.3~6.3

0.03

0.03

0.05

0.06

8

G1/4”

G1/4”

0811707

0811907

Note: during working, instant pressure peak value can note exceed this value in *