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6.1 Operation with IO-Link master
The unit is compatible with IO-Link master port class A (type A)�
For operation with IO-Link master port class B (type B) observe the
following:
As a standard, the unit is not compatible with master port class B (type
B)� Pin 2 (OU2) is used for manufacturer-specific functions� That means
that the main supply voltage of the unit and the additional voltage supply
(master port class B on pins 2) are not electrically isolated�
With the following configurations the unit can be used with master port class B:
• Connect unit and IO-Link master via 3 wires: Connect pins 1, 3 and 4 of the
unit with the IO-Link master (do not connect pins 2)�
• Connect unit and IO-Link master via 4 wires: Deactivate pin 2 (OU2) via IO-
Link (setting OU2 = "off") and connect pins 1, 2, 3 and 4 of the unit with the
IO-Link master�
7 Operating and display elements
1:
3 x LED green
2:
1 x LED green
3:
1x LED orange
4:
1x LED orange
1
2
3
5
Active LED = set display unit (cm, mm, inch)
Active LED = power
Switching status Out 1
Switching status Out 2
4
8
6
7
UK
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