96M11243
EtherNet/IP Compatible Network Unit
DL-EP1
Instruction Manual
Read this manual before use.
Keep this manual in a safe place for future reference.
The following symbols alert you to matters concerning the prevention of injury and product damage.
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It indicates a hazardous situation which, if not avoided, will result in |
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DANGER |
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death or serious injury. |
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It indicates a hazardous situation which, if not avoided, could result in |
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WARNING |
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death or serious injury. |
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It indicates a hazardous situation which, if not avoided, could result in |
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CAUTION |
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minor or moderate injury. |
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NOTICE |
It indicates a situation which, if not avoided, could result in product |
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damage as well as property damage. |
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It indicates cautions and limitations that must be followed during Important operation.
Point It indicates additional information on proper operation.
Reference It indicates tips for better understanding or useful information.
The listed system names and product names, etc., are the trademarks or registered trademarks of the respect companies.
•Before and while operating this product, confirm that it provides its functions and performance correctly.
•Implement sufficient safety measures to prevent human and physical damages in case this product fails.
•Be aware that the product functions and performance are not warranted if the product is used outside the range of stated specifications or is modified by the customer.
•Combining this product with other equipment requires sufficient consideration because the proper functions and performance may not be provided depending on the environment.
•Do not use this product for the purpose to protect a human body or a part of human body.
•This product is not intended for use as explosion-proof product. Do not use this product in hazardous location and/or potentially explosive atmosphere.
•Do not expose equipment, including peripherals, to rapid temperature changes. Equipment failure may result from condensation build up.
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To avoid injury or failure, turn off the power immediately in the fol- |
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lowing cases. |
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Water or foreign matter entered the main unit. |
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The case is broken, for example if it is dropped. |
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CAUTION |
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- Smoke or unusual smell is emitted from the product. |
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Use the correct power voltage. Failure to observe may result in |
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injury, or failure. |
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Do not disassemble or modify this product. Failure to observe may |
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result in injury. |
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NOTICE |
Do not turn off the power while you are setting any item. |
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Doing this may cause loss of data settings. |
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For safe, trouble-free operation of this product, the product must not be installed in the following locations:
•Humid, dusty, or poorly ventilated.
•Exposed to direct sunlight or heating source.
•Exposed to corrosive or flammable gases.
•Exposed directly to vibration or shock.
•Exposed to water, oil, or chemical splashes.
•Exposed to static electricity.
If this product is installed in a location near a noise source, e.g, power source or high-voltage line, it may malfunction or fail. Use protective measures, such as using a noise filter or running the cables separately.
•Noise superimposed on the power supply may result in malfunction. Use a stabilized DC power supply configured with an isolation transformer.
•When using a commercially available switching regulator, be sure to ground the frame ground terminal.
This product is an UL/C-UL Listed product.
•UL File No. E207185
•Category NRAQ, NRAQ7
Be sure to consider the following specifications when using this product as an UL/C-UL Listed Product.
•Use this product under pollution degree 2.
•This product is an open type device. Therefore, it must be installed in an enclosure with IP 54 or higher. (e.g. Industrial control panel)
Keyence Corporation has confirmed that this product complies with the essential requirements of the applicable EC Directive, based on the following specifications.
Be sure to consider the following specifications when using this product in the Member State of European Union.
z EMC Directive
EMI : EN55011, Class A EMS : EN61000-6-2
• Use a STP (shielded twisted pair) cable for connection to the network.
These specifications do not give any guarantee that the end-product with this product incorporated complies with the essential requirements of EMC Directive. The manufacturer of the end-product is solely responsible for the compliance on the end-product itself according to EMC Directive.
The DL-EP1 is an EtherNet/IP compatible adaptor which can read and write the data from the connected sensor amplifier from a PLC (programmable controller) or PC (personal computer).
•The DL-EP1 supports cyclic communication. Data can be exchanged without a ladder program.
•The DL-EP1 also supports UCMM and Class 3 (explicit message communication). The sensor amplifier settings and status can be read and written at a random timing, and motion commands can be issued to the sensor amplifier.
The DL-EP1 can connect a maximum of 15 sensor amplifiers (main units and expansion units) which support D-bus. ("D-bus" is the name of KEYENCE's wiring-saving system for sensor amplifiers.)
Different types of sensor amplifiers with D-bus support can be connected to a single DL-EP1 unit.
The number of connectable units, and a mixed environment of different models, depend on the particular sensor amplifiers or units. Refer to the “DL-EP1 User’s Manual”.
Before using the DL-EP1, make sure that the following equipment and accessories are included in the package.
We have thoroughly inspected the package contents before shipment. However, in the event of defective or broken items, contact your nearest KEYENCE office.
• DL-EP1 main unit x1 |
• Expansion connector sticker x1 |
• End unit x2 |
• Instruction manual x1
•STP (shielded twisted-pair) cable (Category 5e, straight)
- OP-51504 (0.2m)
- OP-51505 (0.5m)
- OP-51506 (1m)
- OP-51507 (3m)
- OP-51508 (5m)
* The working ambient temperature of the above cable is 0 to 50 °C.
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(1) RJ-45 connector |
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(2) Reset switch |
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(3) Link/activity indicator (green) |
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(4) Module status indicator (green/red) |
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(5) Network status indicator (green/red) |
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(6) Sensor communication indicator |
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(green/red) |
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(7) MAC address |
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(8) Sensor amplifier connector |
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(for DIN rail mounting type) |
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(9) Sensor amplifier connector |
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(for panel mounting type/large |
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display type) |
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Name |
Description |
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(1) |
RJ-45 connector |
Attach the network cable to this connector. |
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(2) |
Reset switch |
When held down for three seconds or longer, the |
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DL-EP1 settings will be reset to the default settings. |
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(3) |
Link/activity indicator (green) |
Normal: Green LED lights up or blinks |
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(4) Module status indicator (green/red) |
Normal: Green LED lights up |
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(5) |
Network status indicator |
Normal: Green LED lights up |
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(green/red) |
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(6) |
Sensor communication indicator |
Normal: Green LED lights up |
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(green/red) |
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(7) |
MAC address |
MAC address for this DL-EP1. |
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(8) |
Sensor amplifier connector |
Attach the sensor amplifier to this connector. |
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(for DIN rail mounting type) |
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(9) |
Sensor amplifier connector |
Attach the sensor amplifier to this connector. |
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A protective label is attached when shipped from the |
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(for panel mounting type/large display |
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factory. Connect with the optional expansion cable |
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type) |
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(OP-35361). |
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*The table above shows the display state when communication has been set and normal communication is enabled. Refer to the "NU-EP1 User's Manual" for details.
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Mounting on a DIN rail |
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Fit the tab of the lower part of the main unit |
(3) |
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to the DIN rail. While inserting the main unit |
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in the direction of arrow 1, push the body in |
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the direction of arrow 2. |
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To detach the main unit, while pushing the |
(2) |
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main unit in the direction of arrow 1, pull |
(1) |
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the body in the direction of arrow 3. |
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The EtherNet/IP Compatible Network Unit DL-EP1 is used by connecting it to a sensor amplifier. The connection method varies according to the mounting type of the sensor amplifier to connect to.
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When connecting the EtherNet/IP Compatible Network Unit DL-EP1, be |
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NOTICE |
sure to check the power of sensor amplifier is OFF before performing the |
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operation. Performing the operation when the power of sensor amplifier |
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is ON may damage the equipment. |
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Refer to the Instruction Manual of each sensor amplifier for details |
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about how to add the sensor amplifier. |
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z Connecting to a DIN rail mounting type sensor amplifier.
1 Detach the expansion protective cover of the sensor amplifier to which the communication unit is to be connected.
Sensor amplifier
Expansion protective cover
2 Mount the EtherNet/IP Compatible Network Unit DL-EP1 on the DIN rail and connect to the sensor amplifier.
Push and fix the EtherNet/IP Compatible Network Unit DL-EP1 to make sure there is no space between the output unit and the sensor amplifier.
Sensor amplifier |
CC-Link Compatible |
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Network Unit DL-CL1 |
Connector
Refer to the figure below, and check that the sensor amplifier connector (for DIN rail mounting type) on the side of the EtherNet/IP Compatible Network Unit DL-EP1 is not mounted at an angle. Connecting to the sensor amplifier with the connector diagonally may damage the equipment.
Sensor amplifier connector
NOTICE
EtherNet/IP Compatible Network Unit DL-EP1
3 Mount the attached end units (OP-26751: a set of two pieces) on both sides of the sensor amplifier and the EtherNet/IP Compatible Network Unit DL-EP1, then fix the end units with screws on the upper part of each end unit (2 points x 2 units). (Tightening torque:0.6 N•m or less)
The mounting method of the end unit is the same as that of the EtherNet/IP Compatible Network Unit DL-EP1.
End unit
End unit
Be sure to insert the EtherNet/IP Compatible Network Unit DL-
EP1 to the sensor amplifier to the end. Turning on the power NOTICE with diagonal insertion or improper insertion may damage the
equipment.
zConnecting to a panel mounting type sensor amplifier
1Connect the sensor amplifier to the EtherNet/IP Compatible Network Unit DL-EP1 using the optional expansion cable (OP-35361).
Detach the protection sticker
Expansion cable (cable length:300mm)
•Turn OFF the power before connecting the expansion cable and connect securely. Diagonal or otherwise improper inser-
NOTICE tion may damage the equipment.
•Inserting or pulling the cable when the power is turned ON may damage the equipment.
2 Detach the sensor amplifier connector (for DIN rail mounting type) of the EtherNet/IP Compatible Network Unit DL-EP1 with pliers and mount the attached expansion connector sticker.
Sensor amplifier connector
(for DIN rail mounting type) Expansion connector sticker
2