Pneumatic Actuator

Description

Pneumatic Actuator

Pneumatic Actuator, the perfect addition to any system for precise and reliable control. It offers a large variety of features to provide exact control, including a high-precision, integrated pinion made from mickelled-alloy steel that meets the latest standards of ISO5211, DIN3337, and NAMUR. The double piston rack ensures fast and reliable operation with a long service life. Additionally, strokes can be adjusted with the two independent stroke adjustment screws, allowing for accuracy up to 5° ±.

The Pneumatic Actuators has been designed to provide reliable operation even under harsh conditions, as it features an ASTM6005 die casting aluminum alloy cylinder block and the hard oxide. It also includes a high-performance spring made with quality materials, as well as low friction, long-life bearing and guide materials to avoid direct contact between metal parts. Nitrile rubber is used for normal use, and for high or low temperature situations there is the option of fluorine rubber or silicone rubber.

The pneumatic actuated ball valve  comes with a wide range of special features, including a position indicator with NAMUR which makes mounting accessories such as a Limit Swich box easy. You will also find included with the Actuator accessories such as a reversing solenoid valve, a limit switch back to the hearing, an electrical positioner, and a hand wheel mechanism.

Usher in reliable and precise control with the Pneumatic Actuator. Professional, reliable, and designed to last, it is the perfect solution for experienced users. Get your product today!

Pneumatic actuator parameters

Indicator	Position indicator with NAMUR is convenient for mounting accessories such Limit Swich box
Pinion	The pinion is high-precision and integrative,made by mickelled-alloy steel,full conform to the lastest standards of ISO5211,DIN3337,NAMUR.
Cylinder	ASTM6005 die casting aluminum alloy cylinder block, the hard oxide
End caps	Die-casting aluminum powder spraying a variety of colors
Pistons	Double piston rack, the rigid aluminum oxide, symmetric mounting position, fast operation, long service life, simple reversal of piston can change the direction of rotation.
Travel adjustment	Two independent stroke adjustment screw can be convenient, accurate to 5 ° ± regulation, position.
Spring	High performance spring using quality materials, coating, preloading assembly. Removing single simple actuator, by changing the spring quantity to meet different torque output range.
Bearing	Bearings, guide: Using low friction, long-life compound material, to avoid the direct contact between metals, repair and replacement are easy and convenient.
Seal	Normal use of nitrile rubber. High or low temperature by fluorine rubber or silicone rubber
Control	Double acting, single acting
Annex	Pneumatic solenoid valve, limit switch back to the hearing, the electrical positioner, hand wheel mechanism

UTPUT TORQUE OF DOUBLE ACTING ACTUATORS (Unit: N.m)

Model	Air supply pressure(Unit:bar)
	2	2.5	3	4	4.5	5	5.5	6	7	8
52DA	8	10	12	16	18	20	22	24	28	32
63DA	15	18	22	29	33	37	40	44	51	58
75DA	20	25	30	40	45	50	55	60	70	80
83DA	31	39	47	63	71	78	86	94	110	125
92DA	45	56	68	90	102	113	124	135	158	180
105DA	66	83	99	132	149	165	182	198	230	265
125DA	100	125	150	201	226	251	275	301	350	401
140DA	171	214	257	342	385	428	470	513	599	684
160DA	266	333	400	532	599	665	732	798	930	1064
19ODA	426	532	638	851	958	1064	1170	1277	1490	1702
21ODA	532	665	798	1064	1197	1330	1463	1596	1862	2128
240DA	770	962	1154	1539	1731	1924	2116	2309	2693	3078
27ODA	1170	1462	1755	2339	2632	2924	3217	3509	4094	4679
300DA	1526	1908	2289	3052	3434	3815	4197	4578	5341	6104
35ODA	2285	2856	3427	4570	5141	5712	6283	6854	7997	9139
400DA	3256	4070	4884	6512	4326	8140	8954	9768	11396	13024

Output torque of air to springs

Air pressure		4Bar		5Bar		6Bar		7Bar
Model	Spring Qty	0° start	90° End	0° start	90° End	0° start	90° End	0° start	90° End	0° start	90° End
RT52SR	10	7.4	3.6	11.5	6.7	15.5	11.6	19.5	15.6	12.4	8.5
	11	6.6	2.3	10.6	5.4	14.6	10.4	18.6	14.3	13.6	9.3
	12			9.7	4.2	13.8	9.1	17.8	12.2	14.8	10.2
RT63SR	10	1.4	8.2	22.8	15.6	30.0	22.8	37.3	30.1	20.9	13.7
	11			21.5	13.5	28.7	20.7	36.0	28.0	22.9	15.0
	12			21.0	11.4	27.3	18.6	34.6	25.9	25.0	16.4
RT75SR	10	19.0	11.1	28.8	21.2	39.0	31.2	49.1	41.2	29.0	21.1
	11			27.0	18.3	37.0	28.3	47.0	38.4	31.9	23.2
	12			24.9	15.4	34.9	25.4	44.9	35.4	34.7	25.3
RT83SR	10	31.0	16.6	46.7	32.3	62.4	48.0	78.1	63.7	46.0	31.6
	11			43.6	27.7	59.3	43.4	75.0	59.1	50.6	34.8
	12			40.4	23.2	56.1	38.9	71.7	54.5	55.2	38.0
RT92SR	10	43.6	21.5	66.2	44.1	88.8	66.7	111.3	89.2	68.7	46.7
	11			61.5	37.2	84.1	59.9	106.6	82.4	75.6	51.4
	12			56.8	30.4	79.4	53.0	101.9	75.5	82.5	56.0
RT105SR	10	68.9	33.4	102.0	66.5	135.1	99.6	168.2	132.6	98.4	63.3
	11			95.7	57.0	128.7	90.1	161.8	123.1	108.3	69.6
	12			89.4	47.5	122.5	80.6	155.5	113.6	118.1	75.9

AIR CONSUMPTION

AIR VOLUME OPENING& CLOSING

Model	Air volume opening	Air volume closing	Model	Air volume opening	Air volume closing
RT52	0.12	0.16	RT160	3.7	3.2
RT63	0.21	0.23	RT190	5.9	5.4
RT75	0.3	0.34	RT210	7.5	7.5
RT83	0.43	0.47	RT240	11	9
RT92	0.64	0.73	RT270	17	14
RT105	0.95	0.88	RT300	23.8	29.7
RT125	1.6	1.4	RT350	35.1	46.3
RT140	2.5	2.2	RT400	52.6	56

PNEUMATIC ACTUATOR WEIGHT

Model	(DA)	(SR)	Model	(DA)	(SR)
RT52(Φ52 )	1.4kg	1.5kg	RT160(Φ160)	20.1kg	24kg
RT63(Φ63)	2.0kg	2.1kg	RT190(Φ190)	31.3kg	35.3kg
RT75(Φ75)	2.7kg	2.9kg	RT210(Φ210)	46.8kg	54.8kg
RT83(Φ83)	3.1kg	3.6kg	RT240(Φ240)	67.3kg	80.2kg
RT92(Φ92)	4.6kg	5.2kg	RT270(Φ270)	96.9kg	118kg
RT105(Φ105)	6.8kg	6.9kg	RT300(Φ300)	110kg	130kg
RT125(Φ125)	9.0kg	10.1kg	RT350(Φ350)	186kg	234kg
RT140(Φ140)	13.2kg	15.6kg	RT400(Φ400)	289kg	360kg

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FAQS

What is a pneumatic actuator and how does it work?

A pneumatic actuator is a device that converts stored energy from compressed air into mechanical motion. It works by using the pressure of air, or other compatible gas, to operate motors and cylinders which then move linkages and valves within an automation system.

Pneumatic valve actuators are advantageous because they can provide substantial force with minimal energy input — ideal for situations in which fast control response is more important than efficiency. They also don’t require maintenance like electric models do, making them reliable and cost effective.

Typically, these actuators consist of four main parts: an inlet port; an exhaust port; a body containing one or more pistons; and a valve stem connected to the pistons through various linkages. When compressed air enters the inlet port it forces the piston(s) to move downwards against gravity or upwards depending on its design. This creates movement on whatever linkage it’s attached to as well as causing this component to open/close wherever necessary for further automation tasks downstream such as opening/closing valves etc.. As soon as the pressure has done its job, it exits via the exhaust port back into atmosphere enabling another cycle of operation if required until instructed otherwise by external signal sources (such as controllers).

Overall, due to their versatile nature pneumatic actuator systems are used widely across many industries – from food production facilities right up through oil & gas refineries – providing robustness and power no matter where they’re applied!

What is a pneumatic actuator?

A pneumatic actuator is a type of machine that uses pressurized air to cause motion in a reciprocating linear or rotary device. It works by utilizing pressure generated from an external source of compressed air, which is then harnessed and used to move the object through a mechanical link. Pneumatic actuators are commonly seen in industrial equipment such as presses, pumps, valves, and conveyor systems. As they require minimal maintenance compared to other types of machinery, these actuators are preferred for tasks that may take place in hazardous environments where electricity might be dangerous.

Pneumatic actuators work with both single-acting and double-acting cylinders. In single-acting cylinders, the pressurized fluid only acts on one side of the piston while allowing atmospheric pressure to push on the other side when it expands back outwards; this results in a simple pushing movement for devices like valves or clutch systems. In double-acting cylinders however, air pressure can act on both sides of the piston at different times so that force can be applied during both extension and retraction phases—the result being smoother operation with less resistance due to no n

Which valves are pneumatic actuators used for?

Pneumatic actuators are used for a variety of valves, including gate valves, butterfly valves, ball and plug valves. Gate valves are most commonly used in water or gas pipelines as an on/off control valve. Butterfly valves are ideal in more complex systems where regulation and flow control is necessary. Ball and plug valves are the most reliable for regulating the pressure of steam or liquids.

Pneumatic actuators offer advantages over manual or electric actuation due to their cost effectiveness, easy installation, and simple maintenance requirements. They can be controlled with either direct action (open/close) or indirect action (spring return) system configurations to increase flexibility within different applications such as automated process control systems. Pneumatic actuators also offer a higher torque capacity than many electric actuators allowing them to handle heavier loads with greater precision in temperature controlled environments such as those found in chemical plants and industrial factories.

The two main types of pneumatic actuator styles available include rotary (a single 90 degree turn motion that produces linear movement) and linear (a double acting device that can be extended by air pressure). For additional accuracy when controlling the speed at which a valve opens or closes, it is possible to use a variable speed controller such as an air cylinder operated proportional solenoid valve connected directly to the pneumatic system’s supply line ahead of the motor-actuator connection point . This allows for precise position feedback by incorporating sensors into the design which provide data on current conditions ranging from rate of motion changes up through limit switch functionality providing both open/closed confirmation along with critical stop events like end-of-stroke limits if needed during tightening operations where absolute positional accuracy is mandatory.

Overall, pneumatic actuated devices provide numerous benefits over manual methods including quick cycle times when compared against electrical counterparts while retaining sensitivity due to their low cost mass production components allowing them perform reliably across multiple industries no matter what type of service they’re put into while continuing accurate operation without fear fatigue failure associated with all mechanical movement processes .

How does the rack and pinion work?