Mitsubishi Heavy Industries SC-GIFN-E Technical Manual

AIR-CONDITIONER CONTROL SYSTEM

INTERFACE KIT

SC-GIFN-E

Manual No. ’12

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SC-T-184

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Contents

１ Applicable model ・・・1

２ Accessories ・・・1

３ Feature ・・・1

４ Model ・・・1

５ Control switch ・・・1

６ Output switch ・・・2

７ Wiring ・・・2

８ Electric wiring diagram ・・・3

９ A method of interface installation ・・・4

10 Connectable centralized controller and gateway for connection ・・・5

11 The number of connectable general purpose equipment ・・・5

12 Display ・・・6

General Purpose Interface for SC-GIFN-E(Optional Parts)

● Be sure to read this manual before starting installation, and follow the instructions.

● Refer also to the instruction manuals for the indoor unit and outdoor unit.

Safety Precautions

●Be sure to read this section thoroughly and strictly follow the installation instructions.

●Precautions have been classified under ” WARNING” and “ CAUTION.” Items that have a high risk of leading to serious consequences, such as death and injury,

when installation is performed improperly are listed in the “ WARNING” section. Note that it is possible that the items listed in the “ CAUTION” section may also
lead to serious consequences depending on conditions. Items in both sections cover important safety information. Please abide by the m.

●After installation, perform a test run to check that there are no abnormalities. Then, explain the operating procedure to the customer according to the instruction manual. Ask

the customer to save this instruction manual.

●To perform maintenance on the general purpose machine, turn off the power in advance.

●Ask your dealer or a professional to have the product installed. If you

install the product incorrectly, electric shock or fire may result.

●Follow the instructions in this manual to securely install the product.
Incorrect installation can cause electric shock or fire.

●Be sure to use the supplied accessories and specific components for the
installation. If you don’t use specific components, electric shock or fire
may result.

●Electrical installation work must be performed by an electrical installation
service provider qualified by a power provider of the country, and be
executed according to the technical standards and other regulations
applicable to electrical installation in the country. Incorrect construction
can cause electric shock or fire.

●Use appropriate wires and make secure connections. Make sure that
external force from wires is not applied to terminals. Incomplete
connections can cause heating or fire.

!

WARNNG

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CAUTION

●Ground the product.
Do not connect the ground wire to gas piping, water piping, lightning rod,
or grounding wire of telephones.Incomplete grounding can cause electric
shock.

●Do not install the product in the following places.

1. An environment filled with oil or an environment where oil spray or
steam is abundant, such as a kitchen.

2. An environment where sulfurous acid gas or other corrosive gases are
present.

3. An environment where machines that generate electromagnetic waves
are present.Electromagnetic waves may cause errors in the control
system, hindering proper operation.

4. An environment where flammable gases may leak or an environment
where volatile flamma-ble substances such as thinner and gasoline are
handled. If such gases leak and accumulate around the device,
ignitionmay result.

1 Applicable Models

General purpose equipment such as PAC for industry, pumps, and fans

2 Accessories (Check the following accessories.)

Interface, four attachment screws (W101D45×016), and instruction manual

3 Feature

You can start/stop and monitor (operation and error display) the applicable models indicated in 1 from the

centralised controller.

4 Model

SC-GIFN-E , AC220V-240V power supply

5 Control Switch

You can use SW3 and SW4 on the interface PWB Assy to change the following control parameters.

Change them at the site if necessary. We recommend that you use a precision screwdriver to change the settings.

Switch Symbol Setting Control detail

ＳＷ３

ＳＷ４

(*1) If the network you are connecting to is the old superlink, you must change this setting.
Whether the actual network is the new superlink or the old superlink depends on the type of indoor units, outdoor units, etc. Check with the agent or dealer.
(*2) For details on switching the level/pulse output, see6

ＯＮ Old superlink connection（*１）

1

ＯＦＦ(factory setting） New superlink connection
ＯＮ Hundred's place[1]

2

ＯＦＦ（factory setting） Hundred's place[0]
ＯＮ Pulse output　　　　　　　（*２）

1

ＯＦＦ（factory setting） Level output
ＯＮ

2

ＯＦＦ（factory setting）

Reserve d

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