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COLLECTIVE

GROUP

CENTRALLY CONTROLLED

ON

˚C

NOT AVAILABLE

˚C

OFF

GROUP

CHECK

FILTER

CHECK MODE

TEST RUN

ADDRESS

FILTER

CHECK

TEST RUN

GROUP

GROUP
REMOTE CONTROLLER
PAC-SC30GRA

TEMP.

ON/OFF

ON/OFF

2

1

COLLECTIVE OPERATION
SETTING SCREEN

G 1

G 5

G 6

G 7

G 8

G 2

G 3

G 4

COLLECTIVE

GROUP

CENTRALLY CONTROLLED

ON

˚C

NOT AVAILABLE

˚C

OFF

GROUP

CHECK

FILTER

CHECK MODE

TEST RUN

ADDRESS

ON/OFF

1

4. Operations

4-1. Operation settings by group

(1) With the cover closed:

(2) With the cover open:

(1)

With the cover closed:

1

The start and stop functions of the air conditioners for each group can be controlled using the
ON/OFF switch by group.

(2)

With the cover open:

1

Use the GROUP select switch to call the group that you want to set. (GROUP SELECTION
DISPLAY: The position of the “

s

” will change. Groups of air conditioners that have not been

registered will be skipped.)

“Group” is abbreviated as “G”.

2

 Controlling the items that you want to adjust

• If the selected group is not in operation, press the ON/OFF switch to start operation.
• Press the switch that you want to adjust (OPERATION MODE, TEMPERATURE SETTING,

FAN SPEED, AIR DIRECTION SETTING, HORIZONTAL BLOW, VENTILATION SETTING and
EXTERNAL TIMER SETTINGS).
(For detailed explanations on how to adjust each feature, refer to 4-3.)

• If the registered group contains air conditioners that are not equipped with the FAN SPEED,

AIR DIRECTION SETTING, HORIZONTAL BLOW, VENTILATION SETTING and EXTERNAL
TIMER SETTINGS, the message “NOT AVAILABLE” will blink to indicate that the setting is not
supported.

Summary of Contents for PAC-SC30GRA

Page 1: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 2: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 3: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 4: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 5: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 6: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 7: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 8: ...minal block 3 Connect the remote controller cord to the terminal block on the lower case Install wiring correctly in accordance with the diagram at right Group remote controller upper case CAUTION Addresses between 201 and 250 may be set with the group remote controller The place of 100 is fixed to 2 Example Address 208 10 1 Rotary switch 4 Set the group remote controller address with the rotary s...

Page 9: ...k before use It is recommended to safe keep this book for future reference MANUEL D UTILISATION Lire attentivement le présent manuel avant toute utilisation et le conserver dans un endroit sûr pour pouvoir le consulter ultérieurement COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS ON OFF ...

Page 10: ...ory monitoring function 26 9 Specifications 27 Specifications for this equipment 27 1 Safety precautions Please take a moment to review these safety precaution They are provided for your protection and to prevent damage to the controller This safety information applies to all operators and service personnel After you have read this manual always observe the procedures described in the explanations...

Page 11: ... gas could leak If gas leaks and collects around the controller it may cause a fire or explosion Do not wash the controller with water It may cause an electric shock or malfunction Do not touch the switch with wet hands It may cause an electric shock Do not use the controller for special applications This product is designed for use with the MITSUBISHI ELECTRIC BUILDING AIR CONDITIONING CONTROL SY...

Page 12: ...n activating and suspending scheduled operations that use a program timer sold separately for the collective or each group Filter reset Resets the filter sign after the filter has been cleaned for the collective or each group Collective operation The overall status lamps display condition of the collective status Each group operation Liquid crystal display Operation mode Fan speed Temperature sett...

Page 13: ... slave system controller which exceeds the management range of the master system controller of two or more System control Number of control unit 0 to 16 some type of ventilation unit can be only operate when inter locked to a maximum of 9 units When using a system consisting only of PAC SC30GRA PAC SC30GRA is set as the master system controller In this case the group settings are performed with PA...

Page 14: ...W DISPLAY Displays the operations of the horizontal blow Not displayed when operations are stopped J TIMER OPERATION DISPLAY Displayed when a PROGRAM TIMER sold separately is installed and the TIMER MODE is set K FILTER SIGN DISPLAY Blinks when the filter requires cleaning Also the GROUP SELECTION DISPLAY s of the specified group will blink L OPERATIONAL STATUS DISPLAY BY GROUP ON Run OFF Stop BLI...

Page 15: ...N high It is possible to operate only the ventilation units by pressing this switch when the air conditioners are not operating 9 CHECK TEST RUN SWITCH Used only during inspections and test run operations Not to be used during normal operations 0 GROUP SELECT SWITCH Used to call out the group and collective operation setting screens to perform the various settings A EXTERNAL TIMER SWITCH Allows yo...

Page 16: ...he GROUP select switch to call the group that you want to set GROUP SELECTION DISPLAY The position of the s will change Groups of air conditioners that have not been registered will be skipped Group is abbreviated as G 2 Controlling the items that you want to adjust If the selected group is not in operation press the ON OFF switch to start operation Press the switch that you want to adjust OPERATI...

Page 17: ... SETTING SCREEN using the GROUP select switch the screen in which all indicators are blinking COLLECTIVE OPERATION SETTING SCREEN G 1 G 5 G 6 G 7 G 8 G 2 G 3 G 4 Group is abbreviated as G 2 Controlling the items that you want to adjust Press the switch that you want to adjust OPERATION MODE TEMPERATURE SETTING FAN SPEED AIR DIRECTION SETTING HORIZONTAL BLOW VENTILATION SETTING and EXTERNAL TIMER S...

Page 18: ...ents will be applied to all groups 1 Operation mode 1 Press the operation mode switch The operation mode will switch between Cool Dry Fan Auto Heat whenever the operation mode switch is pressed The operation modes enclosed in parenthesis will not be displayed if the indoor units registered in the various groups are not equipped with these modes 2 Temperature adjustment 1 Press either of the or tem...

Page 19: ...n unit is operated whenever the ventilation setting switch is pressed Display example Off Low High With low ventilation With high ventilation Once the interlocked operations between the indoor unit and the ventilation unit have been set once the same operations can be repeated simply by pressing the ON OFF switch The ventilation setting switch is valid even when the air conditioner is not operatin...

Page 20: ...he address of the unit in which the malfunction has occurred and the error code contact your dealer or service center COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS ON OFF C D E B A A The overall status lamp will blink B The unit type in which the error has occurred will blink C The address number of the unit in which the malfunction h...

Page 21: ...ILTER CHECK MODE TEST RUN ADDRESS 2 Display the initial setting mode screen When 1 i H0 blinks in the remote controller s screen or when the user operation screen 1 ii is displayed press the FILTER sign reset and horizontal blow switches simultaneously for at least two seconds Be sure to perform this operation after first turning off the air conditioners for the entire group using the collective O...

Page 22: ...controller address minus 200 and group remoter controller address minus 200 7 Example When the group remote controller address is 201 the controlled groups are between groups 1 and 8 When the group remote controller address is 209 the controlled groups are between groups 9 and 16 Address of PAC SC30GRA Controlled group number 201 1 to 8 209 9 to 16 1 Select the group 1 The cursor in the group disp...

Page 23: ...if nothing is registered COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Press once COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Press once COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS The relevant group numb...

Page 24: ...switch with the group number and unit address selected with 1 and 2 displayed This operation completes the registration task or unit type will be displayed if registration was performed normally will blink beside the unit type if the registration was not performed normally Display the address number that is to be registered COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK...

Page 25: ...s registered within groups 1 Perform the procedure explained in 1 and select the group for which a search is to be run 2 Press the ON OFF switch to display the registered unit address numbers sequentially from the smallest number Example COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Press the ON OFF switch COLLECTIVE GROUP CENTRALLY C...

Page 26: ...t setting screen Press the operation mode switch COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Initial settings mode screen COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Interlocked unit setting screen 2 Select the group number 1 Call out the group number Call out the gro...

Page 27: ...ress number for which interlocked unit is to be registered by pressing the ON OFF switch 4 Select the interlocked unit address number Call out the interlocked unit address number to be registered in the indoor unit selection in 3 1 Press the air direction setting switch with the indoor unit selected in 3 displayed The displayed interlocked unit address numbers will change in the following sequence...

Page 28: ...e use of the and GROUP select switch Select the indoor unit into which the interlocked equipment is to be registered with the operation mode switch Select the other interlocked unit with the air direction and external timer switch By performing the above procedure the interlocked unit address number selection screen shown in 4 will be displayed to allow the set up of subsequent interlocked unit Th...

Page 29: ...in 4 Select the interlocked equipment with the air direction and external timer switch COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS 2 When a interlocked unit setting exists COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Alternately COLLECTIVE GROUP CENTRALLY CONTROLLED ON...

Page 30: ...played as follows Press the ventilation setting switch Indoor unit address 001 and its type Interlocked unit address 020 and its type Press the ventilation setting switch Indoor unit address 002 and its type Interlocked unit address 020 and its type Press the ventilation setting switch 3 When interlocked unit has not been set up COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP ...

Page 31: ...ed unit setting screen 2 Press the fan speed switch with this displayed for three or more consecutive seconds to delete all setting information COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Communications process for collective deletion in progress COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK...

Page 32: ...osis process by pressing the CHECK switch twice on the group operation setting screen COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GROUP CHECK FILTER CHECK MODE TEST RUN ADDRESS Group operation settnig screen Press the CHECK switch twice The smallest address number from the groups selected with 1 will be displayed COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVAILABLE C OFF GRO...

Page 33: ...istered indoor units 5 Resetting the malfunction history Select the indoor unit number to be reset with the use of the and temperature setting switch Press the operation mode switch twice to reset all error codes stored within the indoor unit NOTE The malfunction history stored within the group remote controller will not be reset 6 Canceling the self diagnosis Perform the following procedure to ca...

Page 34: ...ing malfunction history monitoring 1 Calling out the self diagnosis screen Press the CHECK switch twice to switch across to the self diagnosis screen 2 Calling out the malfunction history monitoring screen The display will switch between the self diagnosis screen and the malfunction history monitoring screen whenever the TEST RUN switch is pressed COLLECTIVE GROUP CENTRALLY CONTROLLED ON C NOT AVA...

Page 35: ...creen being called out 1 Press the CHECK switch twice 2 Press the and GROUP select switch 3 Close the upper panel 4 Press the collective ON OFF or ON OFF switch Operations for the air conditioner will be stopped when malfunction history monitoring is canceled in accordance with the procedure outlined in 4 Also if malfunction history monitoring was canceled by pressing the collective ON OFF switch ...

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