Azbil ACTIVAL Specifications & Instructions
Azbil ACTIVAL Specifications & Instructions

Azbil ACTIVAL Specifications & Instructions

Motorized two-way valve with flanged-end connection
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Motorized Two-Way Valve with Flanged-End Connection
General
ACTIVAL Model VY51XXJ is a series of motorized two-way
valves with flanged-end connection. The valve and actuator
are integrated in a single unit.
The valve body rating corresponds to JIS 10K.
The actuator has a reversible synchronous motor, which
operates at a low voltage of 24 V AC.
4 kinds of control signals are available to operate the
ACTIVAL.
1. Nominal 135 Ω feedback potentiometer:
Provides proportional control in combination with a DDC
controller. (e.g., Infilex
2. Nominal resistance 135 Ω input:
Provides proportional control in combination with a
proportionally
controlled
Neostat
Model TY900XZ)
3. 4-20 mA DC input:
Provides proportional control in combination with a DDC
controller. (e.g., Infilex
R35/R36)
4. 2-10 V DC input:
Provides proportional control in combination with a DDC
controller. (e.g., Infilex
Features
Compact and lightweight:
Rotary motor actualizes small body and light weight.
Valve and actuator integrated in a single unit.
Pre-assembled body requires no adjustment.
A variety of control signals available:
- Nominal 135 Ω feedback potentiometer
- Nominal 135 Ω resistance input
- 4-20 mA DC input
- 2-10 V DC input
Valve for water/steam control applicable to high
differential pressure, large Cv value, high rangeability,
and low leakage.
ACTIVAL
(JIS 10K / FC200, SCS13A)
GC Model WY5111)
electric
controller.
(e.g.,
GC Model WY5111, Model
AC Model WY5117)
∗ Notes
DDC: Direct Digital Control
JIS: Japanese Industrial Standards
Durable actuator with low power consumption.
Equal percentage flow characteristics.
2-10 V DC output (for position feedback) available with
4-20 mA DC input type and 2-10 V DC input type.
IMPORTANT:
To control ACTIVAL with a third-party controller,
please consult with Azbil Corporation's sales
personnel.
1
AB-6464
Specifications/Instructions

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Summary of Contents for Azbil ACTIVAL

  • Page 1 Motorized Two-Way Valve with Flanged-End Connection (JIS 10K / FC200, SCS13A) General ACTIVAL Model VY51XXJ is a series of motorized two-way valves with flanged-end connection. The valve and actuator are integrated in a single unit. The valve body rating corresponds to JIS 10K.
  • Page 2: Safety Instructions

    This product is targeted for general air conditioning. Do not use this product in a situation where human life may be affected. If this product is used in a clean room or a place where reliability or control accuracy is particularly required, please contact Azbil Corporation’s sales representative.
  • Page 3: Model Numbers

    AB-6464 Model Numbers Model VY51XXJ00XX is the model for the valve and actuator integrated into a single unit. The model number label is attached to the yoke. The control signal is indicated on the actuator label and on the wiring diagram as follows: •...
  • Page 4: Valve Specifications

    AB-6464 Specifications For weight, refer to the table shown in the section Dimensions. Valve specifications Item Specification Model Two-way valve with flanged-end connection Body pressure rating JIS 10K (Max. pressure: 1.0 MPa) Model number Nominal size Close-off ratings Size, Cv VY51XXJ0011 DN15 (1/2”) 1.0 MPa...
  • Page 5 Pointer located at the bottom of the actuator shows the position by pointing at the value (0: close to 100: open) of the scale on front, rear, and bottom sides. Manual operation Available. Refer to the section Manually opening/closing the ACTIVAL. Wires connection M3.5 screw terminal connection...
  • Page 6 EMC : EN61000-6-2, EN55011 Class A Dimensions and Maintenance Clearance Model VY51X0J / VY51X5J / VY51XAJ (JIS FC200 valve) Note: Leave a clearance of 300 mm if you require to open the top cover after the ACTIVAL is installed. φC φD φh Valve size (DN) Weight (kg) 82.5...
  • Page 7: Parts Identification

    AB-6464 Model VY51X1J / VY51X6J / VY51XBJ (JIS SCS13A valve) Note: Leave a clearance of 300 mm if you require to open the top cover after the ACTIVAL is installed. φg φC φD φh Valve size (DN) Weight (kg) 82.5 11.5...
  • Page 8: Installation Location

    Do not allow any foreign substance inside the piping. After piping installation, flush the piping so that no foreign  substance remains. Attach a strainer (with 40 or more meshes) in a pipe on the inflow side of the ACTIVAL to prevent equipment damages.
  • Page 9: Heat Insulation

    • When installing the ACTIVAL to the pipes, do not allow any object, such as chips, to get inside a pipe or valve. Valve cannot fully close, or the valve seat may get damaged causing fluid leakage, due to an object jammed inside the valve.
  • Page 10 • Do not change the combination of the valve, yoke, and actuator. • Set the ACTIVAL (actuator and valve) in 100 % position when changing the mounting position. If the valve in 0 % position is assembled with the actuator in 100 % position, the actuator put torque on the closed valve, and the gear of the actuator gets damaged.
  • Page 11: Wiring Precautions

    3) Correctly connect the wires to the terminals with M3.5 screw terminal lugs, referring to Figs 10 to 18. 4) When the ACTIVAL is used in a high-humidity environment or outdoors, use a water-proof connector for the wiring port. To keep IP54 protection (dust-proof and splash-proof), Use a water-proof connector for the ACTIVAL in a high-humidity environment or outdoor location.
  • Page 12 AB-6464 Terminals connection Model VY511XJ00XX ∗ Note: Controller that receives voltage between the terminals 4 and 6 as Close Open feedback signal Vacant recommended to connect. Close Open : Circuit of recommended controller : Voltage applied from controller : Voltage between terminals 4 and 6 Figure 10.
  • Page 13 AB-6464 Connection examples (Connection to Azbil Corporation’s controllers) ™ ™ Connection to Infilex Connection to Neostat (Model TY900XZ) Transformer Neostat Model TY900XZ output Transformer Model VY512XJ (Nominal 135 Ω resistance input) Wire color W: White Infilex GC Model VY511XJ B: Blue Model WY5111 (Nominal 135 Ω...
  • Page 14 AB-6464 Internal Connection of Auxiliary Switch / Auxiliary Potentiometer Auxiliary switch Part No. 83165274-001 N.C. Common N.O. N.C. Common N.O. Switches A and B actuating position: Adjustable between 0 % (fully closed) and 100 % (fully open) Figure 19. Internal connection of Model 83165274-001 Auxiliary potentiometer Part No.
  • Page 15: Inspection And Maintenance

    Inspect the ACTIVAL according to Table 1. • Manually open/close the ACTIVAL at least once a month if it is left in inactive state for a long period. • Visually inspect the fluid leakage of the valve and the actuator operations every six months. If any of the problems described in Table 2 are found, take corresponding actions shown in the table.
  • Page 16 AB-6464 ACTIVAL is a trademark of Azbil Corporation in Japan or in other countries. Specifications are subject to change without notice. Building Systems Company 1-12-2 Kawana, Fujisawa, Kanagawa 251-8522 JAPAN http://www.azbil.com/ Rev. 9.0 Dec. 2015 AB-6464 (J: AI-6464 Rev. 3.2)

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