S7720F-SEF2-S3

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The Kollmorgen S7720F-SEF2-S3 digital servo amplifier is equipped with a SERCOS II expansion module in the first slot. The device has a two-channel STO function. It has a nameplate for identification.

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Product Description:

The Kollmorgen S7720F-SEF2-S3 is a digital servo amplifier that should be grounded on a conductive surface. The product is intended to be used for industrial applications. If it is used in small industrial operations, additional filter measures should be implemented for safety reasons. The device should be installed only in machines that meet the requirements of the EC Machinery Directive, Low Voltage Directive, and national directives, if any. This unit must be transported only by qualified personnel in the original recyclable packaging of Kollmorgen. Care should be taken to ensure that shocks are avoided while transporting.

If the packaging of the S700 digital servo amplifier is damaged, the product must be checked for visible damage. In the event of such damage, the user should immediately inform the shipper and the manufacturer. DRIVEGUI.EXE is the setup software of the product. It is user-friendly and the software can be set up through the serial interface of a PC. The device has an integrated position controller equipped with adaptation possibilities for all applications. There is a Stop function that is used to shut down the machine when it is in normal operation. IEC 60204 specifications define the Stop functions.

The STO function of the S700 digital servo amplifier should not be used if the servo amplifier is to be made inactive for long inoperative periods; cleaning, maintenance, and repair operations; or Emergency-stop situations. The current rating of the unit is 72 Arms. The first slot of the unit features the SERCOS II expansion card. The bus system of SERCOS II has a ring topology, equipped with fiber optical cables. There is a nameplate attached to the unit’s side for identification.

Current Rating
72 Arms
Electrical/Mechanical Option
Coated PCBs
Enclosure Protection
IP 20
Expansion Card in Slot 1
SERCOS II
Expansion Card in Slot 2
Fan Controller
Expansion Card in Slot 3
Safety card S1-2, SIL 3
Family
S700
UL Listed
Yes
Ventilation
Built-In Fan
Voltage Rating
208 to 480 V

Frequently Asked Questions about S7720F-SEF2-S3:

Q: How many slots does the S700 digital servo amplifier have for expansion cards?

A: The S700 digital servo amplifier has three slots for expansion cards.

Q: What is the purpose of the built-in safety function STO of the S700 digital servo amplifier?

A: The built-in safety function STO of the S700 digital servo amplifier can be used to turn off the drive, thereby ensuring functional safety at the drive shaft.

Q: What is the mounting position of the S700 digital servo amplifier?

A: The mounting position of the S700 digital servo amplifier is vertical.

Q: What happens when the connectors of the S700 digital servo amplifier are disconnected?

A: When the connectors of the S700 digital servo amplifier are disconnected, there is a risk of electrical arcing. It is because capacitors can have dangerous voltages for up to 8 minutes even after switching off the main supply power.

Q: Can the user modify the S700 digital servo amplifier?

A: No, the user should not modify the S700 digital servo amplifier without the permission of the manufacturer.


Internal Product Review

  • ‘‘The Kollmorgen S7720F-SEF2-S3 is a robust digital servo amplifier with extended functionality, and it is ideal for complex drive tasks.’’

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