Tomoe T-DYNAMO 7E Instruction Manual Download Page 5

WARNING

CAUTION

CAUTION

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2-1 Safety measures

2.1.1 Handling of this product
This product should be handled by knowledgeable and experienced technicians only.

Compressed air, etc. is hazardous if wrongly handled. Assembly, operation, maintenance of a machine 

or a unit utilizing compressed air should be handled by technicians who have read the instruction 

manual (hereinafter "this manual") thoroughly and understand the contents completely.

2.1.2 Safety check

Handling or dismantling of the machine or the unit must not be carried out until safety 

precautions are ensured.

The machine should only be dismantled after checking the following items to ensure safety.

 Safety precautions for this product, such as preventions against falling of parts, material or other 

accidental happenings, have been taken.

 The surface temperature of this product is a temperature where the surface can be touched.

 Supply air, etc. that are power sources and compressed air in the air piping system have been 

removed.

 No fluid flows in the pipelines.

 The power of the system has been shut off.

Before restarting of the unit, check the following items.

 This product is fixed to a valve securely.

 There is no failure or damage on the appearance of this product, or loss of parts.

 Tools have not been left on this product. 

 Nothing hinders operation of this product (operation of the cylinder, opening/closing of the valve).

 There is no leakage of electrical and pneumatic signals.

 There is no leakage of compressed air, etc.

2.1.3 Fail-safe design

When the unit is used for the point where fail-safe design is required, adopt a method where the 

system responds in a way that will cause no harm using a single-acting type cylinder (spring back 

cylinder), a lock-up valve, etc. in case of loss of all or a part of power that controls the machine.

2.1.4 Water hammer

Design should be performed in consideration of water hammer. Water hammer may occur even 

within the opening and closing times in the range of the product specifications, depending on the 

pipeline conditions or valve operating conditions.

2-2 Transportation and storage

2.2.1 Mass

Products with large mass (approx. 20 kg) should be transported using equipment or a machine, not 

by man power alone. See the catalog issued by our company, product drawings, etc. for the mass 

of this product. Qualified personnel should perform work with a forklift or a crane, or slinging work in 

accordance with laws and regulations, and safety provisions of business establishments.

2.2.2 Falling

When this product is unloaded or transversely held, it should be held appropriately to prevent it from 

falling and being damaged.

2.2.3 Dust-proofing, water-proofing

The plug (tentative seal plug) connected to the piping connection should not be removed until 

pneumatic piping work is performed. If dust-proofing and water-proofing measures are not taken, 

dirt, dust, rainwater, etc. will infiltrate this product, causing defective operation. If the plug is lost, 

take protective measures using a cover or protection tape instead. For single-acting type cylinders, 

orient the elbow of the exhaust port downwards to prevent infiltration of dirt, dust, rainwater, etc.

2. PRECAUTIONS FOR USE

3

4

Type
Torque (N·m)

 (When supply pressure

is 0.4MPa and

rotation angle is 0°)
Supply air pressure

condition/temperature
Air supply
pressure (MPa)
Body shell max (MPa)
Air connection (Rc)
Rotating angle
Ambient temperature
Travel time (sec)
With speed controller *

Dehumidified air / -10°C ~ +60°C

0.4 ~ 0.7MPa

1.05MPa

Rc (PT)1/4

90°

-10°C ~ +60°C

T35

35

T85

85

T200

200

T380

380

T750

750

T85S

30

T200S

65

T380S

116

T750S

240

1~15

2~15

3~15

7~20

12~25

2~15

6~15

8~20

15~25

Double-acting type cylinder (7E)

Single-acting type cylinder(7F/7G)

1-3 Type description

1-4 Standard specifications

   Double-acting type cylinder (7E)  Single-acting type cylinder (7F/7G)

 

   
  
  

T85

①    ②

T 8 5 S

①    ②    ③

 * The output torque of single-acting type differs from that of double-acting type. Please refer to 1-4 Standard 

specifications.

*  The opening and closing times are the times in the case of a single unit of a cylinder with a standard speed 

controller (SP-K017-Z03-006) and a solenoid valve (PCS2408-NB-100MC) when the air supply pressure is 0.4 

MPa. 

  The opening and closing times depend on pneumatic piping system, etc.

 Identification of this product

② 

Identification of type

③ 

Operation type: Spring return

① 

Identification of this product

② 

Output torque (*)

Summary of Contents for T-DYNAMO 7E

Page 1: ...pe cylinder 3 2 Expanded view Single acting type cylinder 3 3 Output torque curves 3 4 Air consumption 4 CYLINDER SYSTEM CONFIGURATION 4 1 System configuration 4 2 Speed controller 4 3 Adjustment of v...

Page 2: ...and inspection of this product If there are any questions please contact our sales department Reference values and limit values for operation maintenance and inspection specified in this instruction...

Page 3: ...packing 2 The shaft penetrates the chamber of the case The yoke is fitted in the hole across the shaft in such a way that it allows it to slide in the hole The top of the yoke is connected with the p...

Page 4: ...ting type cylinder 7F 7G 1 3 Type description 1 4 Standard specifications Double acting type cylinder 7E Single acting type cylinder 7F 7G T85 T 8 5 S The output torque of single acting type differs f...

Page 5: ...2 1 3 Fail safe design When the unit is used for the point where fail safe design is required adopt a method where the system responds in a way that will cause no harm using a single acting type cylin...

Page 6: ...ocation The following measures should be taken depending on the atmosphere of the location where this product is installed Locations which are exposed to gas containing salt corrosive gas chemical sol...

Page 7: ...le paying attention to the following items If dents or scratches are made on impact to ensure safety stop using the product and replace the product This product attachments and pneumatic pipelines sho...

Page 8: ...atic devices in which the pneumatic pipeline inlet of this product or the end of the plant pipeline is connected with a long pipeline air supply amount and air supply pressure may be insufficient for...

Page 9: ...ion check that the manual gear is at the position of automatic operation and the bypass valve is closed They are not returned automatically 2 4 8 Others If air supply is stopped for a long period of t...

Page 10: ...be checked that opening of the valve and the opening of this product are the same If the openings are not the same opening and closing operation is performed in the reverse way 2 5 6 Replacement of c...

Page 11: ...ng washer cover 1 2 8 14 Bearing 2 1 T35 only 47 Hexagon socket head cap screw cover 1 2 8 15 Bearing 3 lower shaft 1 49 Hexagon socket head cap screw base plate 4 T35 2pcs 16 Bearing 4 upper shaft 1...

Page 12: ...2 1 37 Stopper bolt 1 T750S only 8 Base plate 1 42 Spring 2 9 Bearing 2 43 Spring guide 2 11 Indicator plate 1 44 Hexagon bolt spring guide 2 13 Bearing 1 shaft piston 2 45 Spring washer spring guide...

Page 13: ...e cylinder air consumption N VS Single acting type cylinder air consumption N A B Cylinder capacity P Operating pressure MPa N Operating frequencies in a given time 1 round trip 1 CD Double acting typ...

Page 14: ...box This switch box is for remotely displaying the open close status of the valve Positioner unit E P Positioner and P P Positioner This unit features a function that allows total control of the valve...

Page 15: ...ht knob and adjust the closing speed with the left knob For single acting type cylinders only the speed when operating air is discharged can be adjusted Adjust the speed only with the right knob For p...

Page 16: ...sition becomes shallow Please refer to Table 1 for rotation angles Hexagon stop screw Hexagon stop screw Seal washer Position indicator For pressure closing single acting type cylinders 7F the opening...

Page 17: ...red angle The hexagon stop screw is rotated clockwise and the valve full open position becomes shallow Please refer to Table 1 for rotation angles How to restore after adjustment 1 Hold the hexagon st...

Page 18: ...w Knob Approx 10 mm Automatic operation Bypass valve closed Manual operation Bypass valve open Do not use a spanner a monkey wrench or the special lever in the following cases as it could result in a...

Page 19: ...en the cross recessed head screw to lock the knob Reconnect the solenoid valve or the air pipeline When the manual gear and the manual screw handle are not installed Remove spanner monkey wrench or sp...

Page 20: ...h the attachment part plate and the filter regulator with the attachment part clamp 3 Fasten the attachment part clamp with screws long Fig 12 Installation procedure P31EA22MMBNNP Rc1 4 0 4 0 7MPa Max...

Page 21: ...ed on cover 1 of this product Fig 13 2 The solenoid valve installation orientation depends on whether the valve is opened or closed when energized To reverse the orientation remove the solenoid valve...

Page 22: ...ous situation 1 Set the position to full close on this product 2 Loosen the cover holding bolts at the four corners of the limit switch box and remove the top cover Fig 15 3 Pull the top cover out upw...

Page 23: ...tic pipelines and electric wiring from this product 2 Remove the bolts and spring washers that fasten this product to the valve then take out this product from the valve Removal of the unit from the v...

Page 24: ...1 Q ty 2 pcs for each 4 pcs for each Type 35 T85 T750 T85S T750S 7 Take out the yoke and the bearing from the case Please note that the type and quantity of the bearing of T35 is different from those...

Page 25: ...screw in the bolts to the length shown in Table 8 and tighten them Fig 23 Not required for T750S 7 Loosen the hexagon socket head cap screws and alternately When the cover and the bolts for disassem...

Page 26: ...is a mounting direction for the yoke Assemble the unit so that the face stamped with UP mark of the yoke faces to the upper side of the cylinder Note If F mark is stamped on the yoke instead of UP ma...

Page 27: ...sure the free movement of the piston Fig 33 Insert the connecting pin after making sure that the pin hole of the yoke and the pin hole of the shaft are aligned Insert the connecting pin into the tappe...

Page 28: ...le 12 Grease application amount Thrust plate Case Stopper Shaft Thrust plate Base plate Hexagon socket head cap screws Spring washer For T35 Apply liquid gasket to the designated area on the base plat...

Page 29: ...t wrong cover installation causes defective operation such as air leakage Forcible assembly of single acting type cylinders such as uneven tightening of the hexagon socket head cap screw to mount the...

Page 30: ...hten the bolts for disassembly until the dimension A in the figure becomes the distance where the hexagon socket head cap screws which had been mounted to the product can engage the case And then inst...

Page 31: ...e knob of the speed controller Supply pressure of compressed air etc is high Decrease the air supply pressure within the range of the specifications of this product Speed controller is closed too much...

Page 32: ...aused by fire flood earthquakes fall of rocks and other acts of God 12 The failure was caused by other reasons which are not our responsibility In addition the forgoing warranty is only applicable to...

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