Mitsubishi Electronics PCA-A24GA service manual Functions of DIP Switch and Jumper Wire, Models

Page 25

10-7. FUNCTIONS OF DIP SWITCH AND JUMPER WIRE

Each function is controlled by the dip switch and the jumper wire on control P.C. board. SW1 and SW2 are equipped only for service parts.

Model setting and capacity setting are memorized in the nonvolatile memory of the control P.C. board of the unit.

 

(Marks in the table below)

Jumper wire ( : Short

: Open)

 

 

 

 

Jumper wire Functions

Setting by the dip switch and jumper wire

Remarks

 

 

For service board

 

 

SW1 Model settings

1 2 3 4 5

ON

OFF

SW2 Capacity settings

MODELS

PCA-A24GA PCA-A24GA1

PCA-A30GA PCA-A30GA1

PCA-A36GA PCA-A36GA1

PCA-A42GA PCA-A42GA1

Service board

1 2 3 4 5

ON OFF

1 2 3 4 5

ON OFF

1 2 3 4 5

ON

OFF

1 2 3 4 5

ON

OFF

J41

Pair number setting with wireless

Wireless remote

Control PCB setting

controller setting

J41

J42

0

 

 

<Initial setting>

Wireless remote controller: 0

Control PCB: (for both J41 and J42) Four pair number settings are supported.

The pair number settings of the wireless remote

J42 remote controller

1

2

3 ~ 9

controller and indoor control PCB (J41/J42) are given in the table on the left.

(' ' in the table indicates the jumper wire is disco- nnected.)

JP1

Unit type setting

Indoor controller

Model

JP1

 

Without TH5

 

 

With TH5

 

 

Indoor controller board type

JP3

There is no jumper (JP1) because these models have the cond./eva. temperature thermistor (TH5).

JP3 board type setting

For product

Service parts

25

Page 24 Page 26
Image 25
Page 24 Page 26
Contents Revised EDITION-B ContentsPCA-A24GA PCA-A30GATechnical Changes Technical Data BookReference Manual Always Observe for Safety Safety PrecautionAdditional refrigerant charge When charging directly from cylinderIndoor Unit Part Names and FunctionsDisplay Section Mode Select button Operation Mode displayTemperature setting display Timer displayService Ref SpecificationsPCA-A30GA, PCA-A30GA1Single phase, 60Hz, 208/230V PCA-A36GA, PCA-A36GA1Single phase, 60Hz, 208/230VPCA-A24GA1 Noise Criterion CurvesPCA-A30GA1 PCA-A36GA1PCA-A24GA PCA-A24GA1 PCA-A30GA PCA-A30GA1 Outlines and DimensionsUnit inchmm PCA-A36GA PCA-A42GA PCA-A36GA1 PCA-A42GA1Indoor unit Installation Manual Wiring DiagramHeat exchanger Refrigerant System DiagramTroubleshooting TroubleshootingSELF-DIAGNOSIS Action Table Cause Countermeasure Freezing/overheating protection is Pipe temperatureWorking Remote controller transmission Cause Countermeasure Pipe temperature thermistorErrorE0/signal receiving errorE4 ErrorE3/signal receiving errorE5Error Transmitting error Error Signal receiving errorRemote controller control board Indoor controller boardPhenomena Cause Countermeasure Troubleshooting by Inferior PhenomenaIs off Ply systemIs blinking 4Receiver for wireless remote3Upward/downward vane Performance failurePage Vane motor MV Between 1 to 3 12.6-13.7V DC Pin1 + Test Point DiagramConnect to the indoor controller board CN2D PCA-A36GA PCA-A36GA1 Models Functions of DIP Switch and Jumper WireOperating Procedure Photos & Illustrations Disassembly ProcedureRemoving the air intake grille Removing the electrical boxRemoving the fan motor MF Operating ProcedureRemoving the sirocco fan Remove the air intake grilleRemoving the vane motor MV Operating Procedure PhotosRemoving the Indoor coil thermistor TH2/TH5 Removing the Under panelRemoving the guide vane Removing the drain panRemove the intake grille. See the figure Removing the Auto vaneRemoving the heat exchanger Drawing No Parts No Parts Name SpecificationsR01 29J 130 R01 35J 130Structural Part PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA Electrical Parts PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA RoHS Parts Name SpecificationsRemarks Parts NoStructural Part PCA-A24GA1PCA-A30GA1PCA-A36GA1PCA-A42GA1 Electrical Parts PCA-A24GA1PCA-A30GA1PCA-A36GA1PCA-A42GA1 Wiring RecomRoHS Qty/ set

PCA-A24GA specifications

Mitsubishi Electronics has long been a pioneer in the field of industrial automation, and the PCA-A24GA is a notable addition to its line of high-performance programmable controllers. This compact yet powerful device is designed to optimize processes and increase efficiency across various applications, making it a preferred choice for industries ranging from manufacturing to building automation.

One of the standout features of the PCA-A24GA is its versatility. The controller offers a wide range of input/output (I/O) options, enabling seamless integration with various sensors and actuators. With 24 digital input channels and 16 relay output channels, the PCA-A24GA can handle complex control tasks while maintaining a compact footprint. This flexibility is further enhanced by its support for analog inputs and outputs, allowing for greater precision in monitoring and controlling processes.

The PCA-A24GA is built with cutting-edge technologies that ensure robust performance. It employs Mitsubishi's advanced processing algorithms, which enhance real-time data processing capabilities. This ensures responsive control, reducing lag and improving overall system performance. Additionally, the controller features an intuitive programming environment, making it accessible to both seasoned engineers and those new to automation programming.

Communications are another strong suit of the PCA-A24GA. It offers multiple communication protocols, including Ethernet and RS-232, which allow for easy connectivity to various devices and systems. This ensures that the PCA-A24GA can be integrated into existing networks without significant modifications, facilitating smoother transitions and upgrades.

In terms of reliability and durability, the PCA-A24GA excels. Designed to operate in demanding environments, it is built to withstand temperature fluctuations, vibrations, and dust, which is essential for industrial settings. The controller's long operational life reduces maintenance costs and downtime, contributing to improved productivity.

Energy efficiency is also a key characteristic of the PCA-A24GA. Mitsubishi Electronics has designed this controller with eco-friendly technologies, making it suitable for organizations looking to reduce their carbon footprint while maintaining high levels of productivity.

In summary, the Mitsubishi Electronics PCA-A24GA stands out with its versatile I/O options, advanced processing capabilities, comprehensive communication protocols, and robust build. These features make it an excellent choice for industries seeking reliable and efficient automation solutions, securing Mitsubishi's reputation as a leader in the field.
Top Page Image Contents