Features

• 1.Differential pressure regulators with flow limitation

• 2.Consisting of valve with adjustable restriction and actuator with operating diaphragm

• 3.Single-seated valve with balanced plug

• 4.Particularly suitable for district heating systems according to DIN 4747-1

• 5.Internal overload protection in the actuator

Specification

USAGE

Differential pressure and flow control

MEDIUM
Water and other liquids
Gases

VERSION
DIN

MEDIUM TEMPERATURE
2 to 150 °C / 35.6 to 302 °F

VALVE SIZE
DN 15 to DN 50

PRESSURE RATING
PN 16 to PN 25

FUNCTION

Differential pressure limiter

Flow limiter

APPLICATION

Valve closes when the differential pressure rises

INSTALLATION

Return flow pipe

FLOW RATE SET POINT

0.01 to 15 m³/h / 0.04 to 66 US gal/min

FLOW RATE DP ACROSS RESTRICTION

0.2 bar / 2.9 psi

DIFFERENTIAL PRESSURE SET POINT

0.2 to 2 bar / 2.9 to 29.01 psi

Associated Products 

Smart Positioner

    SAMSON3730-3

    SAMSON 3730-3

    SAMSON 3730-3

    SAMSON 3730-3

    SAMSON 3730-310010004

    SAMSON 3730-310000004

    SAMSON 3730-31000000400000001.01

    SAMSON 3730-31000000400000009.03

    SAMSON 3730-31000000400000009.04

    SAMSON 3730-31001000400000001.01

    SAMSON 3730-31001000400000009.03

    SAMSON 3730-31001000400000009.04

    SAMSON 3730-3

    SAMSON 3730-3 1170-2027

    SAMSON 3730-31001100400000009.04

    SAMSON 3730-31140000400000000.01

    SAMSON 3730-31101000401000000

    SAMSON 3730-311000004000000

    SAMSON 3731-3

    SAMSON 3731-3210042100010000.03

    SAMSON 3731-3210142100110000

    SAMSON 3725-0000000000

    SAMSON 3725-1100000000

    SAMSON 3725-1120000000

    SAMSON 3725-1130000000

Mechanical positioner

    4763-01100121000000

    4763-0120011100

    4763-01200121000000

    4763-11100111000000.04

    4763-11200111000000.05

    3767-1200121001

Actuator

    3271-120cm Matching diaphragm 0520-1116

    3271-240cm Matching diaphragm 0520-0498

    3271-350cm Matching diaphragm 0520-0525

    3271-700cm Matching diaphragm 0520-0499

    3271-1400cm Matching diaphragm 0520-1571

    3271-2800cm Matching diaphragm 0520-1149  

    3277-120cm Matching diaphragm 0520-1116

    3277-240cm Matching diaphragm 0520-0498

    3277-350cm Matching diaphragm 0520-0525

    3277-700cm Matching diaphragm 0520-0499

    3277-1400cm Matching diaphragm 0520-1571

    3277-2800cm Matching diaphragm 0520-1149

    5824-10

    5824-20

    5824-30

IP Convert

6111-0020121711110113

6111-0020121711110000

6111-0010110110110000

6109-140201030000.00

6109-040201030000

6109-100101000000

6109-000101000000.00

Pictures show