CeilAir DX Series Betreibershandbuch PDF herunterladen (Seite 14)

(Mar, 2012)

CeilAiR OHS Series Installation, Operation & Maintenance Manual

ir Technology Systems, Inc.

2-3

Mount the thermostat upright on an inside wall within

the conditioned room that best represents the aver-

age room temperature. In most cases, the thermostat

should be located near the common return air grille.

Mount the thermostat at least 18 inches from an

outside wall and approximately 5 ft. above the ﬂ oor.

Follow the steps below to mount. Instructions for wir-

ing the unit and setting the dip switches are provided

in Section 2.7, Utility Connections.

1. Unlatch the thermostat from the base. Remove

the cover plate and, using a ﬂ at head screw-

driver, gently insert into the latch access slot

(bottom of base) until the lock tab disengages.

2. Pry up the handle of the screwdriver to separate

the thermostat panel from the base. Grip the bot-

tom corners of the thermostat panel to remove

from base.

3. Place the base temporarily over the wire hole

opening in the wall. Level the base and mark

location through the two provided mounting slots.

CAUTION

Do not touch the temperature sensor on the

bottom left corner of the thermostat. The sensor

can be damaged if handled improperly.

4. If using the supplied anchors, drill two 3/16 inch

holes, tap in wall anchors. If only the supplied

screws are being used, drill two 3/32 inch holes.

5. Fasten the base to the wall using the supplied

screws.

6. Reinstall thermostat to base.

2.4.3.2 Humidistat/Dehumidistat (Optional

Supplied with A-Tech-1.1/1.2 Thermostat)

Mounting of the humidistat and dehumidistat is

performed in the same manner. Mount the humidi-

stat and/or dehumidistat (as described in Section

2.4.3.1) to a wall within the conditioned room that

best represents the average humidity of the space. In

most cases, the humidistat and dehumidistat should

be located near the common return air grille. Mount

the humidistat and dehumidistat at least 18” from an

outside wall and approximately 5 ft. above the ﬂ oor.

Controls may be installed either on a ﬂ ush switch box

or on a surface switch box. Follow the steps below to

mount. Instructions for wiring of unit are provided in

Section 2.7, Utility Connections.

1. Pull dial knob off, loosen screw (located at bot-

tom of unit) and remove cover.

2. Make wiring connections (see Section 2.7).

3. Mount with the two #6 screws provided.

4. For external setpoint, reinstall cover, tighten

screw, and replace dial knob.

5. For internal setpoint:

a. Turn dial plate to desired setting and tighten

dial lock screw.

b. Break off dial shaft at undercut.

c. Remove insert from cover.

d. Remove protective backing from adhesive on

the blank insert provided and press ﬁ rmly in

place on cover.

e. Reinstall cover assembly and tighten screw. (If

additional security is required an Allen screw

and wrench are provided.)

f. Remove protective cover from face of cover

insert.

2.4.3.3 Advanced Controller

(E² Microprocessor)

If your unit is equipped with an E² controller, a

separate manual is sent in the unit data package

provided with your unit. The controller display may be

ﬁ eld mounted to a wall within the conditioned space

or it may be located outside the conditioned space

if desired. Refer to the supplemental instructions

provided with the mounting kit when mounting the

controller display. When locating the display panel,

consider the length of wire to be used. As an option,

a 30 foot, 75 foot or 150 foot long cable may be

provided by SATS.

2.4.4 Optional Equipment

NOTE

Do not mount any optional equipment on the

A/C unit’s access panels.

2.4.4.1 Transformer

The buck/boost transformer provided is encapsulated

and can be installed indoors or outdoors. If installed

outdoors, the unit should be installed with the wiring

compartment down to prevent entrance of moisture.

For indoor ﬂ oor installation the unit may be installed

horizontally for ease of making wire connections.

Each transformer has keyhole mounting slots for

mounting with bolts to desired surface (wall, ﬂ oor or

other structure capable of supporting its weight).

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