KEYENCE SJ-HA User Manual

96M11161

Ultra High-speed Sheath Sensing Ionizer

SJ-HA Series

SJ-H036A/060A/084A/108A/132A/156A/180A/204A/228A/252A/300A

Instruction Manual

Read this instruction manual before using the product in order to achieve maximum performance. Keep this instruction manual in a safe place after reading it so that it can be used at any time.

■ Symbols

The following symbols alert you to important messages. Be sure to read these messages carefully.

Danger Failure to follow instructions may lead to death or serious injury.

Warning Failure to follow instructions may lead to injury.

Caution Failure to follow instructions may lead to product damage (product malfunctions, etc.).

Important	Provides important precautions and restrictions on proper operation.
NOTE	Provides additional information on proper operation.

Reference Provides useful information on proper operation.

Provides reference pages.

Safety Precautions

■ General precautions

Danger • You must verify that the SJ-HA Series are operating correctly in terms of functionality and performance before the start and the operation of the SJ-HA series.

•We recommend that you take substantial safety measures to avoid any damage in the event of a problem occurring.

•KEYENCE never warrant the function or performance of the SJ-HA Series if it is used in a manner that differs from the SJ-HA Series specifications contained in this instruction manual or if the SJ-HA Series are modified by yourself.

•Do not use the SJ-HA Series for the purpose of protecting the human body.

■Warnings and cautions specific to the SJ-HA Series

The SJ-HA Series is a high-voltage device that is not designed to be explosion proof. Before using the SJ-HA Series, be sure to read the following warnings and precautions carefully.

Danger • Filling a closed space with nitrogen will reduce the oxygen levels in the air to dangerous levels.

Make sure that there is adequate ventilation when using the SJ-HA Series in an enclosed space.

•Do not use the SJ-HA Series in the presence of flammable or explosive gases or elements.

Warning • To avoid the risk of electric shock and ensure proper static elimination, be sure to completely ground the SJ-HA Series' 10-pin I/O cable.

•To avoid the risk of electric shock or product malfunctions, prevent water, oil, or flammable solvent from splashing onto the SJ-HA Series.

•To avoid the risk of electric shock or product malfunctions, keep fingers and metallic objects such as tools or wires away from the SJ-HA Series during operation.

•When the SJ-HA Series is used in an enclosed space, the generated ozone may become harmful.

Make sure that there is adequate ventilation when using the SJ-HA Series in an enclosed space.

•Do not use the SJ-HA Series in a location in which the temperature changes suddenly, or where condensation occurs. This may lead to an accident or product breakdown.

•To avoid the risk of electric shock, do not operate the SJ-HA Series with wet hands.

•To avoid the risk of electric shock or product malfunctions, be sure to turn the power off during maintenance of the SJ-HA Series.

•To avoid the risk of injury, do not touch the electrode probes directly with your hands or fingers during maintenance.

•If any abnormality is observed in the SJ-HA Series, immediately turn off the power and contact the nearest KEYENCE office. Do not try to repair the SJ-HA Series by yourself. This may cause electric shock or product malfunctions.

Caution • Do not touch the SJ-HA Series' electrode probes with hard objects such as tools. If the electrode probes are damaged, the SJ-HA Series does not operate properly, resulting in product malfunctions.

•Operate the control panel of the SJ-HA Series with the flat-blade screwdriver provided with the product.

•When mounting the SJ-HA Series, use the provided End units (L/R) and Auxiliary Support Part, otherwise product malfunctions may result.

•When the SJ-HA Series is used over a long time, dust accumulates on the electrode probes. Clean the electrode probes when the alarm indicator flashes. If you continue to use the SJ-HA Series with dust accumulating on the electrode probes, the SJ-HA Series will not operate properly, resulting in product malfunctions. Regular cleaning (about every 2 weeks) is recommended.

•Do not drop the SJ-HA Series or subject it to a strong impact. This may cause product malfunctions.

•Do not use the SJ-HA Series for any purpose other than eliminating static electricity.

•When the SJ-HA Series is used in combination with other instruments, functions and performance maybe degraded, depending on operating conditions and the surrounding environment.

■Precautions for power supply

Caution • Use a DC power supply at a rated supply voltage of 24 to 36 V.

•Noise conveyed through the power supply line may cause the SJ-HA Series to malfunction. Be sure to use a stabilized DC power supply with an insulated transformer.

•When using a commercially available switching regulator, be sure to completely ground switching regulator's frame ground terminal.

•Do not connect a number of power supplies to a single SJ-HA unit or more than one SJHA unit connected together, otherwise the power supplies will be short-circuited and product malfunctions may result.

■Precautions for grounding

The 10-pin I/O cable for the SJ-HA Series is provided with a ground wire.

Caution • For proper static elimination, be sure to completely ground the SJ-HA Series' grounding cable.

•The grounding cable must be grounded at a resistance not exceeding 100 Ω.

■Warning labels on SJ-HA Series

For safety reasons, the warning labels are attached to the SJ-HA Series. Read each label carefully and follow the instructions on the labels.

■ Locations

Caution

To prevent product malfunctions, avoid installing the SJ-HA Series in the following locations.

•Locations in which the SJ-HA Series may be directly subjected to vibration or impact.

•Locations in which the ambient temperature drops below 0°C or exceeds + 40°C.

•Locations in which the relative humidity drops below 35% or exceeds 85%, or where condensation occurs.

•Locations in which the temperature changes suddenly.

•Locations in which the SJ-HA Series is exposed to a direct breeze from an air conditioner.

•Locations in which there are volatile, flammable substances or corrosive gas.

•Locations exposed to dust, salt, metal particles, or greasy fumes.

•Locations in which water, oil or chemicals may splash onto the SJ-HA Series.

•Locations in which a strong magnetic or electric field is generated.

•Locations where the altitude exceeds 2000 m.

•Outdoors

■ Other precautions

Caution • Follow the warning instructions and cautions specified in this instruction manual.

• If the unit is turned off while setting, the settings may be damaged.

NOTE	Before using the unit, wait approx. 20 minutes after the unit is turned on. Otherwise, the ion
	balance may not be stabilized.

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Precautions for CSA Certificate

The SJ-HA Series complies with the following CSA and UL standards, and has been certified by CSA.

CAN/CSA-C22.2 No.61010-1

Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use

UL61010-1

Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use

<Precautions>

•When selecting a power supply for use with the SJ-HA Series, always use a CSA/UL-listed power supply that either provides Class 2 output as defined in the Canadian Electrical Code/National Electrical Code, or that has been evaluated as a Limited Power Source as defined in CAN/ CSA-C22.2 No. 60950-1/UL60950-1.

•Always establish a proper ground connections when installing the SJ-HA Series.

•Make sure to use only the connection cables provided by KEYENCE to set the SJ-HA Series units by connecting to one another or to connect to their power supplies.

•Install the SJ-HA Series in accordance with the installation and wiring instructions described in this instruction manual. Never operate the SJ-HA Series with the ratings that does not conform to the specifications described in this instruction manual.

Precautions for CE Marking

The SJ-HA Series complies with the following EU Directives and EN standards. EU Directives

•EMC Directives (2004/108/EC)

•Low-voltage Directive (2006/95/EC)

EN Standards

•EN61326-1 Class A

•EN61010-1

<Precautions>

•Be sure to completely ground the SJ-HA Series' ground terminal when installing the SJ-HA Series.

•Overvoltage Category (Installation Category): I

•Pollution Degree: 2

•When selecting a power supply for use with the SJ-HA Series, always use a power supply that has been certified by a EU Notified Body (as a Limited Power Source as defined in EN60950).

•Make sure to use only the connection cables provided by KEYENCE to set the SJ-HA Series units by connecting to one another or to connect to their power supplies.

•Install the SJ-HA Series in accordance with the installation and wiring instructions described in this instruction manual.Never operate the SJ-HA Series with the ratings that does not conform to the specifications described in this instruction manual.

Checking the Package Contents

The package of SJ-HA Series includes the following items. Ensure that these items are included in your package before using the Unit. Extension cables and electrode probes for replacement are available as options.

See “List of Optional Accessories” (page 8)

Contents

SJ-H060A/084A/108A/132A/156A/180A/204A/228A/252A/300A Controller-built-in Static Eliminator

SJ-H036A Static Elimination Bar	SJ-H036A Controller	Electrode probe
		replacement kit

Auxiliary Support Part

End Units (L/R)

End Unit Securing Screws: 2

SJ-H036A : 0

SJ-H060A : 0

SJ-H084A : 0

SJ-H108A : 0

SJ-H132A : 1

SJ-H156A : 1

SJ-H180A : 1

SJ-H204A : 1

SJ-H228A : 2

SJ-H252A : 2

SJ-H300A : 2

Instruction Manual	Flat-blade screwdriver	The CAUTION/WARNING labels in	ID number seal*1
		Japanese, German, French, Italian,
SJ-HA Series		and Chinese*1	0	1	2	3
Instruction Manual
			4	5	6	7
			8	9	10	11
			12	13	14	15

*1 Use these language warning labels and ID number seals as needed.

NOTE	Prepare the 10pin I/O cable (SJ-C U) to use the SJ-HA Series.
	See “Cables” (page 3).

Part Names

This section lists the part names of the SJ-HA Series. For details about the operation keys and indicators on the controller's front panel, see "Names and functions of operation keys, switches, and indicators".

Static elimination bar (Control panel)

3

2

1

5

4

*The figure is for the SJ-H084A/108A/132A/156A/180A/204A/228A/252A/300A. The position of Ion monitor of SJ-H060A is different from other models. SJ-H036A does not have 1 and 2.

1.Setting block (Not provided on SJ-H036A)

2.Indicator block (Not provided on SJ-H036A)

3.Cable connector

4.Electrode probe

5.Air supply opening (Two on SJ-H036A/060A/084A/108A/132A/156A/180A/204A, and three on SJ-H228A/252A/300A)

Control panel (SJ-H036A)

1.	Setting block	1	2
2.	Indicator block
3.	I/O Cable connector
4.	Cable connector
	3		4

Installation and Connection

This section explains how to set up and install the SJ-HA Series.

Before installation, carefully consider the operating conditions such as the distance between the static elimination bar and the target, or the time required for the elimination of the target's static charge.

Static elimination ability

■ Static elimination speed and operating distance

The SJ-HA Series offers a variety of frequency settings to enable flexible static elimination according to the location and application.

See “Frequency setting” (page 4).

Static elmination speed	Location	Operating distance (mm)	Recommended frequency (Hz)
High-speed	Production lines of films or sheets	50-300	68, 47, 33, 22
	(Short distance)
	Clean bench (Middle distance)	300-1000	10, 8, 5
Low-speed	On ceiling of clean room (Long distance)	1000-2000	3, 1

Precautions for installation

■ Installation location

Caution Refer to the following illustration to install the SJ-HA Series.

• Provide enough space between the static elimination bar and surrounding walls as shown

in the figures below.
		10 mm min.
		10 mm	10 mm
		min.	min.
			20 mm min.
10 mm	10 mm	10 mm
	min.	min.
min.

•When mounting the SJ-HA Series, use the provided end unit and auxiliary support part, otherwise an accident or malfunction may result.

•Be sure that the cable stays more than 10 mm away from the SJ-HA Series, otherwise an accident or malfunction may result.

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■ Interference

The SJ-HA Series may not operate properly if there is any conductive object close to the SJ-HA Series or if another SJ-HA unit is installed closely together. Refer to the following illustration and isolate the SJ-HA Series from the conductive object.

	150 mm	150 mm
	min.	min.
		150 mm min.
200 mm	200 mm
min.	min.

If two SJ-HA units are used, refer to the following illustration and separate the static elimination bars properly.

400 mm

min. 100 mm min.

Side-to -side installation

Face-to-face installation

■ Auxiliary support part (SJ-H132A/156A/180A/204A/228A/252A/300A)

Install the SJ-H132A/156A/180A/204A/228A/252A/300A with auxiliary support part. Auxiliary support part prevents the static elimination bar from bending. Do not install the SJ-H132A/156A/180A/204A/ 228A/252A/300A without using auxiliary support part.

	Type	No. of auxiliary support parts necessary
		for installation
	SJ-H036A/060A/084A/108A	0
	SJ-H132A/156A/180A/204A	1
	SJ-H228A/252A/300A	2

■ Cables

The cables, including power cables and connector cables, required for the SJ-HA Series are not included in the package. Confirm the installation location before installing and make sure to buy the proper lengths of cables (10 pin I/O cable, 10-to-10-pin cable and 10-to-10-pin for SJ-H036A cables).

Item	Type	Appearance	Description
	SJ-C2U (2m)		Power cable for the SJ-HA
			Series. Three types (2-, 5-,
10-pin I/O cable	SJ-C5U (5m)
			10-m cables) are available.
	SJ-C10U (10m)
			(Cable color :Gray)
			Cable for connecting the SJ-
	OP-42210 (2m)		HA Series units. Three types
			(2-, 5-, 10-m cables) are
10-to-10-pin cable	OP-42211 (5m)
			available. Use this cable to
	OP-42212 (10m)
			connect to the coupled Relay
			Box. (Cable color :Gray)
			The cable that connects the
	SJ-C2H (2m)		SJ-H036A controller to the
10-to-10-pin cable			bar. Three types (2-, 5-, 10-m
	SJ-C5H (5m)		cables) are available. 10-pin
for SJ-H036A
	SJ-C10H (10m)		I/O cable is necessary for
			supplying power.
			(cable color :Black)
			This is required if the cables
Relay box	OP-84296		will extend more than 10
for SJ-HA			meters. (For use with the
			10-to-10-pin cable)

Installing SJ-HA Series

■ Installing SJ-HA Series

Install the SJ-HA Series in places where a static problem occurs or may occur.

Caution • When installing the SJ-H132A/156A/180A/204A/228A/252A/300A, mount and secure the auxiliary support parts with screws for the prevention of the static elimination bar from bending, otherwise the static elimination bar may be broken.

See “Precautions for installation” (page 2).

•Keep a space of at least 10 mm around the static elimination bar after installation, otherwise the static elimination bar may malfunction or receive damage.

1Mount the auxiliary support parts on top of the static elimination bar or along the guide rails.

The SJ-H132A/156A/180A/204A requires a single auxiliary support part, the SJ-H228A/252A/ 300A requires two auxiliary support parts. Mount them at approximately equal intervals.

Caution Confirm that the hooks on the auxiliary support part grasp the guide rails on the static elimination bar when installing.

• Mounting from the side

• Mounting from the top

2 Attach the end unit to each end of the static elimination bar.

3 Secure the SJ-HA Series with M4 screws at the desired installation position.

When installing the SJ-H132A/156A/180A/204A/ 228A/252A/300A, secure the auxiliary support part with M4 screws as well.

NOTE	When removing the auxiliary support part, be sure to

remove it from the side along the guide rails.

Wiring diagram (SJ-C2U/C5U/C10U 10-pin I/O cable)

Cord color	Description
Brown (2 wires)	DC power supply (rated voltage of 24 to 36 V)
Blue (2 wires)	Power supply GND
Pink	Static elimination interrupt input
Orange	Output signal GND
Black	Ion level alarm output
White	Condition alarm output
Gray	Alarm output
Shield wire (thick black wire)	Ground (Ground at a resistance not exceeding 100Ω.)

*The blue wire and orange wire are insulated from each other.

*There are two wires each for the brown wire and the blue wire. Be sure to connect both of the two wires. The ends are soldered together before shipping.

Caution Do not short-circuit the output signal wire and output signal GND wire together without any load, otherwise the internal circuit will be damaged, which may result in product malfunctions, because the SJ-HA Series does not have any overcurrent protection circuit.

■ Input circuit

[Pink (Static Elimination Interrupt Input)]

VCC (Power supply)

2.7 kΩ

INPUT (Pink)

0V (Blue)

2.4 kΩ

Apply NPN open collector input to the INPUT and 0 V terminals from non-voltage contacts (such as relays).

■ Output circuit

Photo Relay Output [Gray (Alarm Output)]

Photo Relay Output

[Black (Ion Level Alarm Output),

White (Condition Alarm Output)]

OUT DC40 V 100 mA

Output GND

Output GND ALM

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Connection of power supply

■Connecting SJ-H060A/084A/108A/132A/156A/180A/204A/228A/252A/300A to power supply

A 10-pin I/O cable (sold separately) is required to connect the SJ-H060A/084A/108A/132A/156A/ 180A/204A/228A/252A/300A to power supply.

1 See “Wiring diagram” (page 3) and connect each wire of the 10-pin I/O cable.

Caution • For proper static elimination, the ground wire must be grounded at a resistance not exceeding 100Ω.

•Use a DC power supply with a marginal output (at least 500 mA) at a rated voltage of 24 to 36 V.

•Do not connect a number of power supplies to a single SJ-HA unit or more than one SJHA unit connected together, otherwise the power supplies will be short-circuited an accident or malfunction may result.

2 Connect the modular connector of the 10-pin I/O cable to the SJ-H060A/084A/108A/132A/156A/180A/204A/228A/ 252A/300A.

SJ-H060A/084A/108A/132A/156A/180A/204A/228A/252A/ 300A have the cable connection part (10-pin).

The connector will snap when it is connected correctly.

Caution • Press the tab of the modular connector to disconnect the cable. Do not pull the cable without pressing the tab, otherwise the cable may be damaged.

•Keep a space of at least 10 mm around the static elimination bar after installation, otherwise the static elimination bar may malfunction or receive damage.

Static Elimination Setting

This section provides the name and functions of operation keys, switches, and indicators on the controller’s front panel. It also describes the operation procedure for the static elimination setting.

Names and functions of operation keys, switches, and indicators

The control panel of the SJ-H084A/108A/132A/156A/180A/204A/228A/252A/300A has the same layout.

The control panel of the SJ-H060A and SJ-H036A has the setting switch and display part positions swapped.

2 3

1

1.FREQ switch....... Sets the frequency

2.ION MONITOR ... Displays the strength of the electric charge of the object.

3.Alarm Indicator... This flashes once per second if static elimination power is affected by situations

such as an absorption of ions by surrounding metals, which can cause instability of the setting environment (temperature, humidity, surrounding metals). (Condition alarm) This will blink twice per second if the ion generation capability falls below the set value due to wear or dirt on the electrode probe.

(Ion level alarm) Flashes if the quantity of ion generation is low due to the deterioration of the electrode probes or the dirt on the electrode probes. Then static elimination will be forcibly turned OFF. (Alarm)

■ Connecting SJ-H036A to power supply

A 10-pin I/O cable and a 10-to-10-pin cable (both sold separately) are required to connect the SJ-H036A to power supply.

1 See “Wiring diagram” (page 3) and connect each wire of the 10-pin I/O cable.

Caution • For proper static elimination, the ground wire must be grounded at a resistance not exceeding 100 Ω.

•Use a DC power supply with a marginal output (at least 500 mA) at a rated voltage of 24 to 36 V.

•Do not connect a number of power supplies to a single SJ-HA unit or more than one SJHA unit connected together, otherwise the power supplies will be short-circuited an accident or malfunction may result.

Frequency setting

A frequency is set with the FREQ switch in the SJ-HA Series.

2 Connect the modular connector of the 10-pin I/O cable to the SJ-H036A controller.

Connect the cable to the cable connection part indicated “GRAY” on the controller.

The connector will snap when it is connected correctly.

3 Connect the SJ-H036A controller and the static elimination bar over the 10-to-10-pin cable.

Connect the cable to the connector marked by the word "BLACK." Then connect the cable to the static elimination bar of the SJ-H036A.

The connector will snap when it is connected correctly.

Caution • Press the tab of the modular connector to disconnect the cable. Do not pull the cable without pressing the tab, otherwise the cable may be damaged.

•Keep a space of at least 10 mm around the static elimination bar after installation, otherwise the static elimination bar may malfunction or receive damage.

NOTE	The SJ-H036A static elimination bar and controller should bear the same serial number. Check that
	they bear the same serial number when connecting them.

When the frequency setting is made, the indicator for the present frequency on the ION MONITOR will flash for approximately five seconds. Then the indicator will be turned OFF.

Frequency	FREQ. switch	ION MONITOR
68Hz	0
		OFF	OFF	Green
47Hz	1
		OFF	OFF	Yellow
33Hz	2
		OFF	OFF	Red
22Hz	3
		OFF	Green	OFF
10Hz	4
		OFF	Yellow	OFF
8Hz	5
		OFF	Red	OFF
5Hz	6
		Green	OFF	OFF
3Hz	7
		Yellow	OFF	OFF
1Hz	8
		Red	OFF	OFF
Not used	9

For frequency settings in detail, see “Static elimination ability” (page 2).

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