Installation instructions
Dual sensor T4
AC315A
704503 / 00 10 / 2008
UK
UK
2
Safety instructions
Observe the instructions for the safe use in hazardous areas: → Operating instruc-
tions (Ex protection related part) for Inductive sensors according to EU directive
94/9/EC annex VIII (ATEX) group II, equipment category 3D.
If no operating instructions (Ex protection related part) or EC declaration of con-
formity is supplied with this product in the language of the EU user country, these
can be requested from your dealer (see delivery note) or manufacturer (see cover
sheet / back).
Function and features
The T4 dual sensor is a slave in the AS-i system (AS-i profile S-0.A.F). It is de-
signed for use on pneumatic valve actuators.
Sensor supply as well as data transfer to the controller via AS-i flat cable•
maximum number of modules per master: 31 (62 with AS-i master 2.1)•
AS-interface 2.1•
Operating voltage 26.5...31.6 V DC•
Current consumption < 40 mA •
Operation and display elements
12 3 4 5
76
M12 plug1:
T4 dual sensor2:
sensor area3:
puck4:
standard actuator5:
mounting plate6:
AS-i fl at cable7:
Installation
Address the T4 dual sensor with an addressing unit, address “0” is set at the facto-
ry. Fasten it to the valve fixings according to the standards (ISO 5211 VDI / VDE).
3
UK
Data bits
Data bit Type Designation Description
D0 input sensor 1 sensor position 1 damped
D1 input sensor 2 sensor position 2 damped
Connection
4
12
3
M12 plug pin
AS-i + 1
AS-i - 3
Operation
Check the safe functioning of the unit. Display by LEDs.
LED is lit: no communication with the master•
Yellow LED is lit: function display (input and output signals are displayed)•
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1
-
2
-
3
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