ST6135.B6-6G
Pneumatic actuators for control
and on/off valves
• Approved by German Technical Inspectorate
(TÜV) as safety functional device for steam
and water in heating systems.
• Spring closed or open
• Max. stroke 60 mm
• Max. air supply 6 bar
• Max. actuating force 10 kN
• Direct mounting of positioner
with internal air supply
• Special applications possible
-C5-M Marine air resistant
-OX For oxygen as operating medium
and on/off valves
• Approved by German Technical Inspectorate
(TÜV) as safety functional device for steam
and water in heating systems.
• Spring closed or open
• Max. stroke 60 mm
• Max. air supply 6 bar
• Max. actuating force 10 kN
• Direct mounting of positioner
with internal air supply
• Special applications possible
-C5-M Marine air resistant
-OX For oxygen as operating medium
General Information
Brand:
RTK
Type:
Diaphragm
Category
Actuators > Pneumatic
Markets
Industrial > Water & Wastewater
Industrial > Pulp & Paper
Paints & Colors
Industrial > Mining
Industrial > Chemical
Industrial > Food & Beverages
Industrial > Nuclear
Industrial > Petrochemical
FireFighting
Textile
Industrial > Heating and Cooling
Industrial > Industrial Boilers
Product Design
Linear Actuator
Performance data
Technical data
Type ST 6115 ST 6135 ST 6160 ST 6160
.A6-3S .C6-4S .B6-2G .B6-6G .A6-6G .C6-3G .C6-7G
Diaphragm area 120 cm² 280 cm² 530 cm² 530 cm²
Spring range (bar) 0.9 … 2.0 0.8 … 2.4 0.2 … 1.0 0.8 … 3.0 0.8 … 2.8 0.3 … 1.3 0.7 … 3.0
Stroke 20 mm 25 mm 35 mm 40 mm 60 mm*
Operating pressure (bar) Min. 2.2 Min. 2.6 Min. 1.2 Min. 3.2 Min. 3.0 Min. 1.5 Min. 3.2
Max. 6 Max. 6 Max. 6 Max. 6 Max. 6 Max. 6 Max. 6
Actuator volume 0.4 LN 1.7 LN 2.8 LN 3.6 LN
Ambient temperature -40 °C to +80 °C -20 °C to +80 °C
Coating Acrylic
Weight 3 kg 5 kg 12.5 kg 14 kg
Connection ¼" NPT Female thread
Mounting position Any
*50 mm for direction of action « open »; spring range reduced
Options
Handwheel Mounted on top
Limit switches Contact rating max. 6 A, 400 V
Protection IP 65
3 / 2-solenoid valve 24 V DC, 24 V, 115 V, 230 V 50 / 60 Hz, EEx
The safety function according to DIN EN 14597:2005-12 is only possible
in combination with a solenoid valve which fullills the requirements of the
Mounted on top mentioned directive.
Positioners
SRP 981 0.2 … 1.0 bar max. 6 bar
SRI 990 4 – 20 mA 2-Wire
SR 6136 (Sipart) 4 – 20 mA 2 / 3 / 4-Wire
SR TZIDC 4 – 20 mA 2-Wire
SR 1000 L 4 – 20 mA 2-Wire
SR 3300 4 – 20 mA 2-Wire
Other options available on request
Important note : The actuator needs in conjunction with the approval DIN EN 14597:2012-09
for failure free service, dry oil free instrument air
• Particle size 30 μm
• Pressure dewpoint 20 K under ambient temperature
Type ST 6115 ST 6135 ST 6160 ST 6160
.A6-3S .C6-4S .B6-2G .B6-6G .A6-6G .C6-3G .C6-7G
Diaphragm area 120 cm² 280 cm² 530 cm² 530 cm²
Spring range (bar) 0.9 … 2.0 0.8 … 2.4 0.2 … 1.0 0.8 … 3.0 0.8 … 2.8 0.3 … 1.3 0.7 … 3.0
Stroke 20 mm 25 mm 35 mm 40 mm 60 mm*
Operating pressure (bar) Min. 2.2 Min. 2.6 Min. 1.2 Min. 3.2 Min. 3.0 Min. 1.5 Min. 3.2
Max. 6 Max. 6 Max. 6 Max. 6 Max. 6 Max. 6 Max. 6
Actuator volume 0.4 LN 1.7 LN 2.8 LN 3.6 LN
Ambient temperature -40 °C to +80 °C -20 °C to +80 °C
Coating Acrylic
Weight 3 kg 5 kg 12.5 kg 14 kg
Connection ¼" NPT Female thread
Mounting position Any
*50 mm for direction of action « open »; spring range reduced
Options
Handwheel Mounted on top
Limit switches Contact rating max. 6 A, 400 V
Protection IP 65
3 / 2-solenoid valve 24 V DC, 24 V, 115 V, 230 V 50 / 60 Hz, EEx
The safety function according to DIN EN 14597:2005-12 is only possible
in combination with a solenoid valve which fullills the requirements of the
Mounted on top mentioned directive.
Positioners
SRP 981 0.2 … 1.0 bar max. 6 bar
SRI 990 4 – 20 mA 2-Wire
SR 6136 (Sipart) 4 – 20 mA 2 / 3 / 4-Wire
SR TZIDC 4 – 20 mA 2-Wire
SR 1000 L 4 – 20 mA 2-Wire
SR 3300 4 – 20 mA 2-Wire
Other options available on request
Important note : The actuator needs in conjunction with the approval DIN EN 14597:2012-09
for failure free service, dry oil free instrument air
• Particle size 30 μm
• Pressure dewpoint 20 K under ambient temperature
Options:
Handwheel - Mounted on top,
Limit switches -Contact rating max. 6 A, 400 V,
Protection IP 65
3 / 2-solenoid valve-24 V DC, 24 V, 115 V, 230 V 50 / 60 Hz, EEx,
The safety function according to DIN EN 14597:2005-12 is only possible in combination with a solenoid valve which fullills the requirements of the Mounted on top mentioned directive.
Positioners-SRP 981 - 0.2-1.0 bar- max. 6 bar,
SRI 990 - 4 – 20 mA 2-Wire,
SR 6136 (Sipart) -4 – 20 mA -2 / 3 / 4-Wire,
SR TZIDC- 4 – 20 mA-2-Wire,
SR 1000 L- 4 – 20 mA - 2-Wire,
SR 3300- 4 – 20 mA- 2-Wire,
Other options available on request
Data
Certifications
EX Certified:
Yes
NTRL (US and Canada):
No
Unit
Unit Metric:
Yes
Unit Imperial:
Yes
Temp
Max C°:
80.00
Max F°:
176.00
Min C°:
-40.00
Min Fº:
-104.00
Rated Travel
Rated Travel mm:
Max. 35 mm
Rated Travel Inch:
Max. 1,377 Inch
Operating Pressure
Operating pressure - Max (bar)
6.00
Operating pressure - Min (bar)
3.20
Ambient Temperature
Ambient Temperature Max
80ºC
Ambient Temperature Min
-40ºC
Other data
Actuator Motion:
Linear
Fail-Safe Function:
Actuator Stem retracts
Diaphragm Area
280cm²
Coating:
Acrylic
Weight:
5.00kg
Connection:
¼" NPT Female thread
Stroke:
35
Mounting Position:
Any