1 Preliminary note Technical data, approvals, accessories and further information at www�ifm�com� The instructions are part of the unit� They are intended for authorised persons according to the EMC, Low Voltage and Machinery Directive and safety regulations� The instructions contain information about the correct handling of the product�...
► Replace damaged units� 3 Items supplied 1 compact AS-i E-STOP safety module, 1 AC012S operating instructions� If one of the above-mentioned components is missing or damaged, please contact one of the ifm branch offices� 4 Functions and features The safe compact AS-i E-STOP safety module consists of two AS-i slaves: one safe and one non-safe participant�...
The compact AS-i E-STOP safety module (AC012S) is used to detect safety- related switching states� For this purpose a code table is transferred via the AS-i system with 8 x 4 bits which is evaluated by the safety monitor (e�g� AC001S ���...
Maintenance requirement A minimum of one testing per year is compulsory by a demand on the safety function! 6 Installation ► Fasten the compact AS-i E-STOP safety module onto a mounting device� The upper part of the housing must be fixed to the lower part using all 8 screws� ►...
6: E-STOP, illuminated fool-proof to ISO 13850; pull to reset 7: 8 fixing screws (upper part of the housing) 8: LED safe AS-i slave 7 Electrical connection Connect the compact AS-i E-STOP safety module to the AS-i system via the M12 connector� The power comes from the AS-i system� Do not connect the AS-i potential to an external potential�...
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Data bits safe AS-i slave Data bit In / Out SI-2 SI-2 SI-1 SI-1/O-1 Activated input channel Bit sequence D3-D0 SI-1 XX00 SI-2 00XX SI-1 and SI-2 0000 none XXXX Activated alarm output Bit sequence D3-D0 XXX1 X = random The code words 0000, XX00 and 00XX cause the AS-i safety monitor to bring the installation into the safe state�...
8 Addressing When mounted the compact AS-i E-STOP safety module can be addressed via the M12 connector and the jumper cable, e�g� EVC011 using the addressing unit AC1154� The address of the safe AS-i slave is set to 0 at the factory� The address of the non-safe AS-i slave is set to 1A at the factory�...
50 ms before application of the signal to AC012S until the safe outputs of the safety monitors switch� Here, the switching times of the external relays and contactors connected to the relay output of the safety monitor have not been taken into account�...
Explanation of the abbreviations: Safety Integrity Level Safety Integrity Level SIL 1-4 to IEC 61508� The higher the SIL the lower the probability that a safety function will fail� Performance Level Capability of safety-related parts to perform a safety function at predictable conditions to fulfil the expected risk reduction�...
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ID code B�E [Hex] AS-i certificate 74601 Maximum number of safe AS-i slaves Non-safe AS-i slave Electrical design 2 inputs / 1 LED output Operating voltage 26�5 ��� 31�6 V DC Current consumption < 50 mA Inputs Wiring DC PNP Voltage supply via AS-i Voltage range...
13 Troubleshooting The LEDs of the compact AS-i E-STOP safety module indicate faulty operating states ( → chapter 9 Operation). 14 Maintenance, repair and disposal If used correctly no maintenance and repair measures are necessary� Only the manufacturer is allowed to repair the unit� After use dispose of the unit in an environmentally friendly way in accordance with the applicable national regulations�...