Page 14 - MMI_-- JulyAug2021 (single)

| IO11-01E |

VIEWPOINT
IO-Link masters & devices

LIQUID ENGINEERING AT WORK for all protection degrees

A coolant’s function does not just stop at protecting an engine from heat and cold.
It performs a wide range of critical functions, making its selection and

maintenance of high significance.

Source: Perkins

here is nothing sophis- as pH stabilizers, anti-foaming direct contact with the coolant.
T ticated about a coolant; agents, and protection agents While this design allows more
efficient heat transfer, it also
just mix a bit of anti-
for rubber and plastic compo-
freeze with some water and it is nents. It also contains additives transfers a lot of vibration and IO-Link master, IP 20 IO-Link device, IP 67 IO-Link master, IP 67 (Class A, Class B)
good to go. Right? that inhibit corrosion within movement from the pistons to
Well, the answer to that de- the heat transfer system that the cylinder sleeve and through
pends entirely on how long typically includes components the sleeve to the coolant which
you expect your engine to last made of copper, brass, steel, can cause cavitation.
and how much you want to cast iron, aluminum, and sol- Unless the coolant is formulat- www.beckhoff.com/IO-Link
spend repairing it because a der. Without that protection, ed with additives to prevent
coolant does a lot more than corrosion can block the nar- cavitation, the tiny bubbles cre- For simple connection of sensors/actuators to the control system, Beckhoff offers a comprehensive
simply move heat from the row spaces in a radiator, which ated can lead to pitting of the portfolio of IP 20 and IP 67 products that enable cost-effective IO-Link point-to-point connections.
engine to the radiator. To can lead to overheating of the sleeves and premature failure. IO-Link is an open interface for all common fieldbus systems that also supports the open PC-based
ANDY MILLER those who design cooling coolant causing damage to wa- While this is less of a problem control architecture from Beckhoff.
Service Training Manager IO-Link master, IP 20: Bus Terminal KL6224, EtherCAT Terminal EL6224
Perkins systems, the coolant they de- ter pumps, oil coolers, cylinder with parent bore engines where
miller_andrew_m@ pend on is a product of liquid heads, and gaskets. the cylinder is part of the block, IO-Link master, IP 67, Class A: EtherCAT Box EP6224-2022, EP6228-0022, EP6228-0042 and further Beckhoff Automation Pvt. Ltd.
perkins.com IO-Link master, IP 67, Class B: EtherCAT Box EP6224-3022, EP6228-3142 and further Pune – 411 001, India
engineering and it’s anything A less obvious feature of the and dry-sleeve engines where
but unsophisticated. coolant is protection against the liner is inserted into the IO-Link device, IP 67: IO-Link Box EPIxxxx, ERIxxxx Phone: +91 (20) 6706 4800
In addition to protecting an en- cavitation and cylinder pitting, block but does not contact the info@beckhoff.co.in
gine from heat and cold, a prop- particularly in wet-cylinder die- coolant, cavitation and corro-
erly formulated coolant serves sel engines where the sleeve that sion still can occur and need to
as a carrier for additives such contains the piston comes into be protected against.

14 | July-August 2021 Modern Manufacturing India