Azbil MY8045A Specifications & Instructions
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Azbil MY8045A Specifications & Instructions

Azbil MY8045A Specifications & Instructions

Direct coupled damper actuator
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General
Model MY8045A direct coupled damper actuator is a
motorized spring-return type actuator to open/close a
damper.
Model MY8045A communicates with a controller via SAnet
(Azbil Corporation's communication protocol).
Features
•
Intelligent
Component
communicates with a controller via SAnet, and thus
position control signal/position feedback signal is input to
/output from the controller.
•
Manual open/close function allows easy adjustment
without power supply.
•
Torque limit circuit inside the actuator automatically
stops the damper in fully closed or open positions.
•
Low power consumption allows energy conservation.
•
Large torque is assured despite compact, lightweight
design.
Intelligent Component Series
Direct Coupled Damper Actuator
(Spring-Return Type)
Model MY8045A
Series
Model
MY8045A
•
Spring-return actuator automatically closes the damper
in 0 % position in case that the power is down.
•
Rotary switch on the front surface easily changes the
motor rotating direction.
•
Simple physical structure facilitates installation on most
types of the damper shafts.
•
Model MY8045A damper actuator conforms to all the
applicable standards of CE Marking.
IMPORTANT:
This product is applicable to 50 Hz utility
frequency, not to 60 Hz utility frequency.
1
AB-6682
Specifications/Instructions

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Summary of Contents for Azbil MY8045A

  • Page 1 Intelligent Component Series Direct Coupled Damper Actuator (Spring-Return Type) Model MY8045A General Model MY8045A direct coupled damper actuator is a motorized spring-return type actuator to open/close a damper. Model MY8045A communicates with a controller via SAnet (Azbil Corporation’s communication protocol).

  • 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: System Configurations

    AB-6682 System Configurations Client PC ® BACnet NC-bus (Max. 25 units and 500 m, but extendable up to 1000 m with the repeater module.) ™ Infilex Model WY5117C SC-bus (Max. 50 units and 1000 m) ™ Infilex Model WY5122 ™ ™...

  • Page 4: Specifications

    AB-6682 Specifications Item Specification Model number MY8045A2001 24 V AC ± 20 %, 50 Hz (Do not use this product at 60 Hz utility fequency.) Power supply voltage Power consumption 10 VA Rotating angle Max. 95° Operating time Motor: Approx. 150 s / Spring-return: Approx. 16 s Torque at the rated voltage 15 N⋅m -20 °C to 50 °C, 10 %RH to 90 %RH (non-condensing)
  • Page 5 AB-6682 Dimensions Actuator ∗ Clearance for maintenance 148.5 100* ∗ Clearance for maintenance Figure 2. Dimensions (mm): Damper actuator...

  • Page 6: Parts Identification

    AB-6682 Universal bracket (Part No. 12596-0001) R2.2 R2.2 R2.2 R2.2 2 pan-head tapping screws (slotted, M4 × 12, 1.4 pitch) 58.25 equivalent to JIS* B 1115-1976 are attached to the universal bracket. ∗JIS: Japanese Industrial Standards Figure 3. Dimensions (mm): Universal bracket ∗Note: Universal bracket is supplied with the product.

  • Page 7: Installation

    AB-6682 Installation 3) Confirm that the damper shaft is in fully closed position and tighten the hexagonal nuts to completely fix the  CAUTION actuator. Width across flats of the nuts is 10 mm. • To prevent product damage, always disconnect ...
  • Page 8 AB-6682 Wiring Installation procedure: 20 mm to 95 mm long shaft 1) Remove the C-clip and take out the shaft clamp.  CAUTION 2) Attach the shaft clamp to the damper shaft, mount the • To prevent product damage, always disconnect actuator to the clamp, and attach the C-clip to the shaft ...
  • Page 9 AB-6682 Address Setting (Addressing) To SAnet interface module, the damper actuator Model MY8045A2001 and other Intelligent Component Series devices including ACTIVAL and ACTIVAL PLUS are connected via SAnet. Set address for the terminal devices (Intelligent Component Series devices) so that the SAnet interface module can recognize all the terminal devices connected. Follow the procedure below to set the address.
  • Page 10 AB-6682 System Indication Label System indication label is attached to the front surface of the product. Write down the name of the SAnet system, host controller number of the SAnet system, SAnet line number, and address. System indication label SAnet ID label Write down the following.

  • Page 11: Manual Operation

    AB-6682 Manual Operation To lock the damper shaft at a certain position: Insert the accessory hexagon wrench to the hexagonal hole provided on the front surface of the damper actuator. Rotate the wrench to ‘open’ direction (counterclockwise). When you reach the target position, reverse the rotation (clockwise) a bit to hold the position.
  • Page 12 AB-6682 Specifications are subject to change without notice. Building Systems Company http://www.azbil.com/ Rev. 1.1 Jul. 2012 AB-6682 (J: AI-6682 Rev. 1.0)

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