Contents

Front Cover
Foreword
Revision Page
Guidelines for Safety
1. Introduction
2. Function Block Programming
- 2.1 Types of Blocks and the FBD base
  - PC_A4_Heading1.1.1 - 2.1.1 Inputs
  - PC_A4_Heading1.1.1 - 2.1.2 Front Panel Keys
  - PC_A4_Heading1.1.1 - 2.1.3 System Memory Bits
  - PC_A4_Heading1.1.1 - 2.1.4 Function Blocks
  - PC_A4_Heading1.1.1 - 2.1.5 Outputs
  - PC_A4_Heading1.1.1 - 2.1.6 Function Block Diagram (Fbd) base
- 2.2 Programming Methods for the Alpha Controller
  - PC_A4_Heading1.1.1 - 2.2.1 Direct Programming
  - PC_A4_Heading1.1.1 - 2.2.2 AL-PCS/WIN-E Programming Software
3. Keys, Menus, and LCD Displays
- 3.1 Key Functions
- 3.2 Menu Options Instuctions
- 3.3 The Stop Mode Top Menu
  - 3.3.1 The Others... Programming Screen
- 3.4 The Run Mode Top Menu
- 3.5 The Edit Menu
- 3.6 The Function Block Edit Menu
- 3.7 Option Screen Setup
  - 3.7.1 How to change the Language
  - 3.7.2 Real Time Clock SET
  - 3.7.3 SummerTime
  - 3.7.4 Password
  - 3.7.5 Modem Function
  - 3.7.6 Memory cassette
- 3.8 LCD Displays
  - 3.8.1 Image Table
  - 3.8.2 LCD Function
- 3.9 Block Items
  - 3.9.1 Input Blocks
  - 3.9.2 Function Blocks
  - 3.9.3 Output Blocks
  - 3.9.4 Connected Blocks
- 3.10 Function Block Diagrams
- 3.11 Instruction Flow Chart
4. Direct Programming
- 4.1 Block Availability
- 4.2 Connecting Blocks
  - 4.2.1 To connect the blocks from the left (signal provider) block to right (...
  - 4.2.2 To connect the blocks from the right (signal receiver) block to left (...
- 4.3 Disconnect Two Blocks
- 4.4 Methods to Create a Function Block
  - 4.4.1 New FB
  - 4.4.2 AddFB
- 4.5 Function Block Editing
  - 4.5.1 Setup Function Block
  - 4.5.2 Change No. (of a Function Block)
  - 4.5.3 Delete FB
- 4.6 Movement between Function Blocks
  - 4.6.1 Movement Between Unconnected Blocks
  - 4.6.2 Movement Between Connected Blocks
  - 4.6.3 The Jump Command
- 4.7 Using Keys as Inputs
- 4.8 Programming the System Bits M01 - M05
- 4.9 Function Block Description and Byte Consumption
- 4.10 The Monitor Mode
  - 4.10.1 Monitor/Update Function Block Values
  - 4.10.2 Forcing Outputs ON/OFF
  - 4.10.3 Add/Delete Function Blocks in the Monitor Mode
5. The Logic Function Blocks
- 5.1 The AND Block
- 5.2 The OR Block
- 5.3 The NOT Block
- 5.4 The XOR Block (Exclusive OR)
- 5.5 The NAND Block (Not AND)
- 5.6 The NOR Block (Not OR)
6. Function Blocks
- 6.1 Boolean Function Block
- 6.2 The SET/RESET Block
- 6.3 The PULSE Block
- 6.4 The ALT Block
- 6.5 The DELAY Block
- 6.6 The ONE SHOT Block
- 6.7 The FLICKER Block
- 6.8 The TimeSW Block
  - 6.8.1 Setting the First Time Switch
  - 6.8.2 For the Date operation:
  - 6.8.3 For the Weekly Operation:
  - 6.8.4 To Enter New Time Switches
  - 6.8.5 To Edit Time Switches
  - 6.8.6 To Delete Time Switch Data
- 6.9 The COUNTER Block
- 6.10 The UP/DOWN COUNTER Block
- 6.11 The COMPARE Block
- 6.12 The OFFSET Block
- 6.14 The ZONE COMPARE Block
- 6.15 The Schmitt Trigger
- 6.16 The Hour Meter
7. Lets Make a Program
- 6.13 The DISPLAY Block
  - 6.13.1 Displaying Data Onscreen
  - 6.13.2 Editing Data Onscreen
- 7.1 Option Settings
- 7.2 The Function Block Diagram
- 7.3 Input the Program
  - 7.3.1 Adding Function Blocks by the Left to Right method (Section 4.2.1)
  - 7.3.2 Scroll through the Function Blocks by Number (Section 4.6.1)
  - 7.3.4 Use the NewFB command (Section 4.4.1)
  - 7.3.5 Connect the Function Blocks from Right to Left (Section 4.2.2)
- 7.4 Set up the Function Block Parameters (Section 4.5.1)
- 7.5 Exit the Function Block Diagram board
  - 7.3.3 Use the Jump Command (Section 4.6.3)
Back Cover

Mitsubishi Electric a Programming Manual

Pages 60

Year 1999

Language(s)

of 60

Programming Manual

60 pages

Software Manual

122 pages

Hardware Manual

182 pages

Mitsubishi Electric a Specification

The Mitsubishi Electric air conditioning unit is engineered to deliver efficient climate control solutions for residential and commercial settings. Featuring advanced inverter technology, this system ensures optimal energy consumption by adjusting compressor speed to maintain the desired temperature, reducing power usage and enhancing cost-efficiency. The unit incorporates a state-of-the-art filtration system that effectively removes airborne particles, allergens, and pollutants, promoting improved indoor air quality. It operates with a low noise level, making it suitable for environments where quiet operation is essential.

The Mitsubishi Electric air conditioning unit is equipped with a user-friendly interface that includes a remote control for convenient operation and programming. It supports Wi-Fi connectivity, allowing users to control the system remotely via a smartphone app, enabling real-time adjustments and scheduling. Designed to withstand various environmental conditions, the unit boasts robust construction with corrosion-resistant materials, ensuring longevity and reliability.

Its sleek and modern design integrates seamlessly into any interior decor, while the compact size facilitates easy installation in spaces with limited room. The air conditioning unit offers multiple operating modes, including cooling, heating, dehumidification, and ventilation, providing year-round comfort. With an emphasis on sustainability, the system uses an eco-friendly refrigerant that minimizes environmental impact while maximizing performance.

Overall, the Mitsubishi Electric air conditioning unit stands out for its combination of energy efficiency, advanced technology, and user-centric features, making it a versatile and reliable choice for diverse cooling and heating needs.

Mitsubishi Electric a F.A.Q.

How do I reset the filter indicator on my Mitsubishi Electric air conditioner?

To reset the filter indicator, turn off the unit, then press and hold the filter reset button on the remote control until the indicator light turns off.

What is the best way to clean the filters on my Mitsubishi Electric HVAC system?

Remove the filters and vacuum them to remove dust particles. If they are heavily soiled, wash them gently with warm water and mild detergent, then let them dry completely before reinstalling.

Why is my Mitsubishi Electric air conditioner not cooling effectively?

Check if the filters are clean, ensure that the outdoor unit is not obstructed, and verify that the temperature settings are correct. If the issue persists, it may require professional servicing.

How can I improve the energy efficiency of my Mitsubishi Electric system?

Regularly clean the filters, use a programmable thermostat, ensure proper insulation in your home, and schedule annual maintenance checks.

What should I do if my Mitsubishi Electric unit is leaking water indoors?

Check if the drain line is clogged and clear any blockages. Ensure the unit is properly installed with a slight tilt towards the drain side. If the problem continues, contact a technician.

How often should I schedule maintenance for my Mitsubishi Electric HVAC system?

It is recommended to schedule professional maintenance at least once a year to ensure optimal performance and longevity of the system.

What does the E6 error code mean on my Mitsubishi Electric air conditioner?

The E6 error code indicates a communication error between the indoor and outdoor units. Check the connection cables for any damage or loose connections.

Can I use my Mitsubishi Electric heat pump in extremely cold weather?

Mitsubishi Electric heat pumps are designed to operate efficiently even in cold climates. However, it is important to ensure that the unit is maintained and the defrost function is working properly.

How do I change the mode on my Mitsubishi Electric remote control?

Press the 'Mode' button on the remote control to cycle through the available modes: Cool, Heat, Fan, Dry, and Auto.

What should I check if my Mitsubishi Electric system is making unusual noises?

Inspect for loose parts, debris in the outdoor unit, and ensure the unit is mounted securely. If the noise persists, consult a professional technician.