Instruction Manual
Wide-Flow Fan-type Ionizer
【
DTRY-ELW22
】
Thank you very much for your purchase of DTRY-ELW22 (hereinafter referred to as
ELW22). Although this product is not classified as a high-voltage device under any
electrical equipment standard, it uses a high voltage at 2000 V. Please read this manual
diligently to carefully and correctly handle this unit. Keep this manual on hand for your
reference and consult it repeatedly as required.
1. Safety
Precautions
This Product has been designed, tested, and shipped out in accordance with the Safety
Requirements for Electrical Equipment under IEC61010-1.
Because a high voltage is
used inside this product, improper use of this unit may cause an accident resulting in
injury or death, or may lead to a malfunction of the product. Our company will not be held
liable for any usage outside the product Specifications or any accident caused by
noncompliance with the Safety Precautions.
1.1 Warning
This product is not specified as an explosion-proof type unit. Do not use this unit at a
location or an atmosphere, in which combustible gas or solvent is handled, or else
ignition or explosion may occur.
A high voltage is applied to the Discharge Needle. Do not allow any conductive
material, including your finger, any part of your body, wire or any tool to get close to the
Needle, or an electrical shock accident or a malfunction of the unit may occur.
The Discharge Needle has a sharp edge. Pay special attention to handling of the
Needle, or you may injure yourself.
Make sure that the ground terminal of this product is properly grounded to prevent any
electric shock accident from occurring and to ensure that the static electricity is
completely eliminated.
Do not use this unit outside the scope of the specifications, or else an accident or a
malfunction of the unit may be caused, or the service life of the product may be
extremely reduced.
Never disassemble, repair, or remodel this unit, or else an accident or a malfunction of
the unit may occur.
This product will cause ozone to be generated in the atmosphere. If you perceive any
smell of ozone, make sure to clear the air in the room and keep good ventilation in the
room. If ozone should remain in the air for long, it may cause metal parts to be
oxidized.
When any wiring, installation, or inspection work is to be carried out, make sure that the
unit is disconnected from the power supply, or else an accident, an electrical shock or a
malfunction may be caused.
To ensure that the unit should maintain its performance, be sure to regularly clean the
surrounding area of the discharge area. If the area is not maintained in a clean
condition, the unit will not only be able to demonstrate the optimum performance but
the equipment and or work pieces may get damaged.
For any other items of warning, please refer to the Safety Precaution in the Static
Electricity Elimination Unit; Ionizer Catalog (Catalog No. R0001).
1.2 Caution
This product contains a high-voltage generating device inside the unit. Do not install
the unit at a location where it may be exposed to splashing of water or oil, high
temperatures, or excessive humidity. Make sure the unit is protected from
condensation.
Make sure that the unit is protected from being exposed to any transitional condition of
the power supply. Make sure that the input power supply will stay within the specified
rating range.
Make sure that any unserviceable or unnecessary unit and consumable items are
properly disposed of as industrial waste materials.
For any other items of precaution, please refer to the Safety Precaution in the Static
Electricity Elimination Unit; Ionizer Catalog (Catalog No. R0001).
2. Contents of the Product Set
When this product has been delivered to your site, check the package for any missing
part or for any abnormality or damages that may have occurred during delivery before
using the unit. In case any damage should be found or any abnormal operation should
be observed, please contact the shop where you purchased the product (the agency), or
the nearest service station of our company.
2.1 Contents of the Package
●
Main unit*........1 unit
●
Instruction Manual (this booklet)........ 1 booklet
●
Discharge needle unit........1 unit
●
Bracket*.........1 set
●
Power supply signal cable (2 m).......1 line
●
Grounding lead wire (2 m) .........1 line
●
Filter*.........1 sheet
●
Contact selector switch protection seal.........1 sheet
●
Knurl screws......2 pcs
●
Drop-out protection washer.......2 pcs
●
Discharge needle cleaning brush.......1 pcs
* Attached to the main unit before shipment.
2.2 Consumable
Items
To maintain the optimum performance of this unit, it is recommended that consumable
items should be regularly replaced.
●
Discharge Needle Unit.........DTRY-ZEM-W22
●
Filter (a set of 5 sheets).........DTRY-ZFU-W22
3. Product
Overview
This product is a fan-type ionizer (static electricity eliminating device) capable of
immediately solving any problems that occur in connection with static electricity. By using
ionized air it generates, the unit can promptly and efficiently eliminate the static electricity
charged on electrified bodies.
4. Specifications
Type
DTRY-ELW22
Input Power Source
DC24 V ±5%
Current Consumption:
mA
260
Output Voltage: kV
2 (High-frequency type)
Displays
High voltage LED (green); Discharge abnormality indication
LED (red); Power switch LED (Illumination push-button
switch: green)
Abnormal Output
Contact output at a time of abnormality of discharge (setting
of contact A or B possible); 24 VDC; 50 mA Max.
Outside Dimensions:
mm
120.5 (L) × 308 (W) × 118 (H)
(Not including protruding parts, a hole on the Bracket with
the highest mounting hole for the Bracket on the main unit)
Mass: kg
Approx. 2.1
Ion Balance: V
±15 * (at 300 mm from the center of the blow-out opening; at
maximum airflow)
Static elimination time: sec.
2* (at 300 mm from the center of the blow-out opening; at
maximum airflow)
Generated Ozone
Volume: ppm
0.03 or less (at 300 mm from the center of the blow-out
opening; at maximum airflow)
Airflow: m
3
/min
1.3 Max. (step-less adjustment possible)
Environmental
Temperatures: °C
0 ~ 40 indoors ( Max 65%RH ;no condensation allow)
Safety Approvals
IEC61010-1: Overvoltage category I, Pollution degree 2.
Altitude up to 2000m
*Measured under the measuring conditions specified by our company
4.2 Appearance
5. Installation/Wiring
5.1 Setting of Contacts for Abnormal Output
This product permits selecting of the contact for the abnormal signal output (contact A or
B: contact A specified before shipment). Refer to the setting procedure to make the
correct setting.
●
Setting Procedure:
(1)
Confirm that the cable is not connected to the connector on the backside of the main
unit. If connected, disconnect the cable.
(2)
Shift the NO (contact A)/NC (contact B) selector switch on the bottom of the main
unit to the desired position by using a precision screw driver, etc.
Caution
Do not apply excessive force when making adjustments to the switch with a precision
screw driver, or else you may damage the product.
Make sure that the switch position is positively shifted. The device will not operate
normally if the contact is not correctly connected.
(3)
Connect the Cable to the connector on the backside of the main unit. Supply the
power to the product to confirm that the Contact operates normally. See the table
below for the outputs when setting the Contact.
SETTING MODE
POWER OFF
POWER ON
NO (Contact A)
OPEN
OPEN
NC (Contact B)
OPEN
CLOSE
Caution
Be sure to confirm the operations of the Contacts. If the confirmation is not properly
carried out, any unexpected operation of the device may cause an accident resulting in
physical injury or a malfunction of the product.
Refer to Section 5.6“Wiring” for confirmation of operation to ensure that the product
operates normally. Incorrect polarity setting of the power supply may cause a
malfunction of the product.
(4)
After the contact setting is completed, be sure to seal the window for NO (Contact A)
/ NC (Contact B) Contact Selector Switch, using the Contact Switch Protection Seal
supplied with the product.
Caution
Be sure to carry out the sealing, or else erroneous operation or a malfunction of the
unit may occur.
5.2 How to Remove a Filter
This product is attached with the Filter at the bottom of the main unit. Depending on the
environment in which you use this unit, you may use the product with the Filter removed.
(1)
Confirm that the Cable is not connected to the connector on the backside of the main
unit. If connected, disconnect the cable.
(2)
Unscrew the Knurl Screw of the filter cover on the bottom of the main unit.
(3)
Open the Filter Cover, and remove the Filter.
(4)
Close the Filter Cover and tighten the Knurl Screw.
Caution
When you're using the unit with the Filter removed, be sure to keep the Filter at a safe
place for your future use.
Do not apply excessive force to the Filter Cover, or else you may damage the product.
5.3 Adjusting the Bracket Height
The bracket of this product is designed to allow you to adjust the height of the main unit
by 3 steps. Depending on the conditions how you use this unit, please adjust the height
of the main unit.
(1)
Confirm that the cable is not connected to the connector on the backside of the main
unit. If connected, disconnect the cable.
(2)
While firmly pressing down the main unit to hold it in position, remove the Knob Bolts
at both ends.
There are Packing Sheets inserted between the main unit and Bracket. Make sure
you do not misplace any Packing Sheet when removing the Knob Bolts.
(3)
Select the height from three positions of mounting hole at both ends of the Bracket.
(4)
Align a hole on the Bracket with the corresponding mounting hole for the Bracket on
the main unit, insert a Packing Sheet between the main unit and the Bracket, and
then tighten both ends with the Knob Bolts.
Caution
When adjusting the bracket height, verify that the positions of the bracket mounting
holes are correct.
Make sure that the packing sheets are correctly and securely inserted. If not, the
anchorage of the angle may become unreliable while you are using the unit.
Please note that an adjustment of the bracket height to a lower position will reduce the
adjustable range of angles for the main unit.
If the mounting hole for the bracket at the lowest position is used, it is possible that the
static elimination time might be prolonged.
5.4 Installation
Caution
Do not install or use the product on the surface of any device that contains on moving
part, where it may be subjected to violation or shocks. The product may possibly be
damaged.
The product is not specified to be installed in any specific orientation. Make sure,
however, that the surface on which the product should be installed is perfectly level and
not inclined in any direction.
Provide a space of 30 mm or more in front of the air inlet of the product, whether
Product is to be installed. If any obstacle for air intake exists near the air inlet, the
sufficient amount of air will not be supplied to the unit, preventing the product from
operating up to its full performance.
Do not install the product at the location where dew condensation may occur or where
it may be exposed to extremes of temperatures and/or humidity. It is possible that the
product should get damaged.
(1)
The product may be used by placing it on a horizontal surface such as a tabletop.
When installing the unit as a component etc. inside a system, fasten the unit on the
system by using M4 screws (including spring washers and washers) on the mounting
holes (4-
φ
4.5).
(2)
The angle of the main unit may be freely adjusted by loosening the Knob Bolts. After
the adjustment is completed, be sure to tighten the Knob Bolts again to ensure that
the adjusted angle will stay unchanged.
Caution
Make sure that the height of screws (including washers) is set to 8 mm or less. If the
Bracket height is adjusted too low, interference between the main unit and screws may
occur. Make sure that no such interference would occur when making the angle
adjustment of the main unit.
5.5 Others
This product is supplied with 2 Knurl Screws as a set of accessory. By replacing the
set screws (M3 binding screws) for fastening the Discharge Needle Unit on the main unit
with the 2 Knurl Screws, removal of the Discharge Needle Unit when cleaning the
Discharge Needle will become easier. A cleaning method of the Discharge Needle is
reference with 7.1. “How to Clean the Discharge Needle.”
Caution
By replacing the set screws for fastening the Discharge Needle Unit with the supplied
Knurl Screws, attachment and removal of the Discharge Needle Unit will become
easier, improving the maintenance characteristics of the system. Note, however,
that easier removal and attachment will
make hazards of injuries by the Discharge
Needle or of its damages more liable to occur.
5.6 Wiring
Caution
When installing wiring, be sure to confirm the colors of the cables to be used and carry
out the wiring work in a secure and correct manner. Wrong wiring may cause
damages to the main unit.
Make sure that the rated power supply voltage is applied to the product. Do not apply
any power supply subject to variation, or else a malfunction of the unit may occur, and
the product may not be able to work up to the full performance.
300
200
100
0
1 0 0 3 0 0 6
0
0 9 0 0
1 2 0 0
Distance (mm)
L
atera
l d
is
ta
n
ce (m
m
)
DTRY-ELW22
~2s
~4s
~6s
~8s
~10s
~12s
S
ta
tic e
limin
a
tio
n
time
(
se
c.)
10
8
6
4
2
0
0 200 400
600 800
1000
1200
Distance (mm)
<Diagram for static elimination characteristics>
<Diagram for static elimination area>
ALARM
NO
NC
この保護シールは接点設定後
必ず切り替えスイッチ用窓に
貼り付けてください
NC
NO
AL
ARM
Knurl Screw
Filter cover
Filter
NC
AL
AR
POWER
ALARM
H V
FLOW
1
2
3
HIGH
LOW
DTRY-ELW22
NC
NO
ALA
RM
POWER&SIGNAL
4
3
2
1
4:0V
3:+24V
DC
2:ALARM
1:ALARM
MADE IN JAPAN
Power switch
Abnormality indicator
(Red LED)
High voltage power supply
indicator(Green LED)
Airflow adjustment knob
Discharge
Needle Unit
Mounting hole for bracket(4- 4.5)
Filter cover
Filter
Contact a or b
selector switch
Grounding terminal
Connector MOLEX #5569-04A1
Knob Bolt
Fixing screw for filter
Discharge Needle Unit mounthig
screws(2locations)
Bracket
Discharge
Needle(8)
Ionized air outlet
Mounting hole for bracket on
the main unit
Bracket
P acking sheet
P OW ER
ALARM
H V
FLO W
1
2
3
HIG H
L O W
Packing sheet
Bracket
M4 screw
M4 spring washer
M4 washer
Stracture on
which the unit
is to be
installed
a,b selector switch
AL
A
RM
NO
NC
ALARM
NO
NC
NC
NO
ALARM
*Time required for static elimination under maximum airflow
from ±1000 V to ±100 V
The scope of static elimination is only for reference.
The scope of static elimination is shown for one side.
Knob Bolt
Bracket
Packing sheet
LOW
HIGH
3
2
1
FLOW
H V
ALARM
POWER
