Page 55 - ASEAN Chainflex Catalogue 2023

Test 3479: Test 3841:

Measuring Servo cable

Test no. Test no.
3479 online system cable 3841 online tested for
Further tests, Further tests,
service life, service life,
product finder & tested for 66 product finder & 53 million
shop online shop online
million strokes ... strokes ...

Measuring system cables are the important Servo cables are the standard for drive technology in
communication link between the drive and the control automation and machine construction. Servo cables are
system. Damage can occur if the electrical signals are often mechanically constructed in a very unbalanced
not transmitted safely and in the correct time due to manner, because of the combination of power cores and
motion. Therefore measuring system cables have a shielded pairs.
special requirement for EMC protection. To ensure that this asymmetry does not lead to failures when
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In the case of constant movement in e-chains , the in movement in e-chains , servo cables must have very
EMC shielding is subjected to very high mechanical special design features, especially in long, gliding travels.
loads. To ensure that this load does not lead to failures Due to the ever increasing speed of today's IGBT
in the measuring system, a safe construction is very frequency converters, very low-capacitance insulating
important, especially in the shielding and stranding. materials are usually needed.

The special properties of the chainflex measuring The special properties of the chainflex servo cables
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system cables are: are:
Stranding elements specifically designed for the Low-capacitance insulating materials
measuring system with the necessary element Short optimised pitch lengths, in combination with
shields and optimised strand pitch lengths good sliding materials
Core colour code matched to the defined measuring The signal or brake pairs matched to the drive type
system with optimised shielding for the highest EMC
Gusset-filling extruded inner jacket protection
Shield structures especially developed and tested Gusset-filling extruded inner jacket
A test result from the igus database by igus ® A test result from the igus database High EMC protection due to optimised overall
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With pressure extruded outer jackets for securing shield
Test no. 3479 Test no. 3841
the shield and core structure
Cable type CF11.002.D Cable type CF21.UL Every design has to be tested time and again under
Every design has to be tested time and again under real-world conditions, in order to be able to calculate a
Bend radius factor in e-chain ® 7.1 x d Bend radius factor in e-chain ® 6.1 x d
real-world conditions, in order to be able to calculate a binding guarantee, or show the service life online.
Number of bending 66 million binding guarantee, or show the service life online. Number of bending 53 million
strokes without damage strokes without damage
Example of long-term test 3479 of a measuring system Example of long-term test 3841 of a CF21 series servo
cable of the CF11.D series, with a 75mm test bend cable with a test bend factor of only 6.1 x d.
radius.
This is just one example of the numerous cable tests This is just one example of the numerous cable tests
Details of the test online: from the chainflex laboratory. All current tests can be Details of the test online: from the chainflex laboratory. All current tests can be
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www.igus-asean.com/test3479 www.igus-asean.com/test3841
found online at www.igus-asean.com/tests found online at www.igus-asean.com/tests
Calculate service life online: Calculate service life online:
www.igus-asean.com/chainflexlife www.igus-asean.com/chainflexlife

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