1 Preliminary note Technical data, approvals, accessories and further information at www�ifm�com� 1.1 Explanation of symbols ► Instructions > Reaction, result → Cross-reference Important note Non-compliance may result in malfunction or interference� Information Supplementary note� 2 Safety instructions • Read this document before setting up the product and keep it during the entire service life�...
3 Functions and features The slave receives data via the AS-Interface and converts them into analogue output signals� The AS-i module operates as a slave with bidirectional data transfer in the AS-i network� The data transfer from the host to the slave is asynchronous according to the AS-i profile S-7�3 and the AS-i specification V2�11�...
5 Installation 5.1 Installation of the device ► Install the device on a 35 mm DIN rail� ► Leave enough space between the unit and the top and bottom of the control cabinet to enable air circulation and to avoid excessive heating� ►...
6 Electrical connection The unit must be connected by a qualified electrician� The national and international regulations for the installation of electrical equipment must be adhered to� ► Disconnect power� ► Connect the unit� 6.1 Wiring AC3218 AC3219 actuator supply +24 V C1���C4 analogue output current (AC3218) V1���V4...
6.2 Connection analogue module AC3218 (0...20 mA) 6.2.1 Connection of an actuator without separate voltage supply A 2-wire actuator is connected via the terminals C1���C4 and 0 V� C1...C4 The terminals O+ and O- are not used with actuators without separate voltage supply�...
6.2.3 Connection of an actuator with separate 24 V supply An actuator with separate supply is I/U+ C1...C4 connected to the external 24 V via the terminals O+ and O-� The signal can be I/U- taken from the terminals C1���C4 and 0 V� 1: Analogue module 2: Actuator with separate supply 6.2.4 Electrical connection 0 V terminal...
AC3xx8 1: Frequency converter ► As a remedy, use two current output modules� 6.3 Connection analogue module AC3219 (0...10 V) 6.3.1 Connection of an actuator with intrinsic supply V1...V4 An actuator with intrinsic supply (e�g� a voltmeter) is connected via the terminals V1���4 and O-�...
6.3.2 Connection of an actuator with separate 24 V supply An actuator with separate supply is connected to the external 24 V via the terminals O+ and O-� The signal can be V1...V4 I/U+ taken from the terminals V1���V4 and 0 V� I/U- The terminals O- and 0 V must be con- nected to each other via a link�...
8 Measuring range ► The measuring ranges, the states of the LEDs and their meaning are indicated in the following tables� 8.1 Analogue module AC3218 Range Units Units LEDs Meaning 0...20 mA dec. hex. O1...O4 analo- 0���20 mA 0000���20000 0000���4E20 nominal range 20�001���...
9 Operation ► Check the safe functioning of the unit� Display by LEDs: LED AS-i green lights AS-i voltage supply OK LED AUX green lights External voltage supply 24 V OK LEDs O1���O4 yellow light Analogue signal within the measuring range or no actuator connected�...