No.EX##-OMP0025
PRODUCT NAME
SI unit
for AS-Interface
MODEL / Series / Product Number
EX250-SAS#
Page 1: ...No EX OMP0025 PRODUCT NAME SI unit for AS Interface MODEL Series Product Number EX250 SAS ...
Page 2: ...tion and How to Order 9 Summary of Product elements 9 Mounting and Installation 10 Installation 10 Wiring 11 Setting 14 Indication 16 Connection between SI unit output and the solenoid valve 17 Data bit 18 Maintenance 19 Troubleshooting 20 Specifications 26 Specifications 26 Dimensions 28 ...
Page 3: ...of equipment failure when configuring the equipment 2 Only personnel with appropriate training should operate machinery and equipment The product specified here may become unsafe if handled incorrectly The assembly operation and maintenance of machines or equipment including our products must be performed by an operator who is appropriately trained and experienced 3 Do not service or attempt to re...
Page 4: ...lacement product or necessary parts will be provided This limited warranty applies only to our product independently and not to any other damage incurred due to the failure of the product 3 Prior to using SMC products please read and understand the warranty terms and disclaimers noted in the specified catalog for the particular products 2 Vacuum pads are excluded from this 1 year warranty A vacuum...
Page 5: ...n an atmosphere containing flammable or explosive gases Fire or an explosion can result This product is not designed to be explosion proof If using the product in an interlocking circuit Provide a double interlocking system for example a mechanical system Check the product regularly for proper operation Otherwise malfunction can result causing an accident The following instructions must be followe...
Page 6: ...SI unit must be used with a UL1310 Class2 power supply The SI unit is a approved product only if they have a mark on the body Use the specified voltage Otherwise failure or malfunction can result Reserve a space for maintenance Allow sufficient space for maintenance when designing the system Do not remove any nameplates or labels This can lead to incorrect maintenance or misreading of the operatio...
Page 7: ...ise such as using a noise filter when the fieldbus system is incorporated into equipment Otherwise noise can cause malfunction Environment Select the proper type of protection according to the environment of operation IP67 protection is achieved when the following conditions are met 1 The units are connected properly with fieldbus cable with M12 connector and power cable with M12 M8 connector 2 Su...
Page 8: ...cause operation failure For details of each setting refer to page 14 of this manual Please refer to the PLC manufacturer s manual etc for details of programming and addresses For the PLC protocol and programming refer to the relevant manufacturer s documentation Maintenance Turn off the power supply stop the supplied air exhaust the residual pressure and verify the release of air before performing...
Page 9: ...d wiring AS Interface communicates with the input output devices via the SI unit Input blocks EX9 series output blocks and valve manifolds can be connected 1 Refer to the operation manual EX250 IE1 IE2 IE3 for the input block specifications and EX9 OET1 OET2 OEP1 OEP2 PE1 for the output block and power block specifications ...
Page 10: ...ication connector Sends or receives the communication signals via AS Interface line 2 2 Power supply connector for output equipment 1 Supplies power to the solenoid valve output block etc 2 3 Input block connector Connects the input block 4 Output block connector Connects the solenoid valve or output block etc 5 Display window Displays the status of the SI unit with LEDs 3 6 Switch cover Sets the ...
Page 11: ...nsions when VQC2000 series solenoid valve manifold is connected are shown in the table below for reference Refer to the specific catalogue for the dimensions when other solenoid valve manifolds are connected L 0 1 2 3 4 5 6 7 8 L1 45 55 5 66 76 5 87 97 5 108 118 5 129 L2 89 8 110 8 131 8 152 8 173 8 194 8 215 8 236 8 257 8 mm Wiring for power supply communication input and output and piping are ca...
Page 12: ...f an AS i network The topology of an AS i network can be connected as a tree a line or point to point The maximum total length of the cable must be 100 m It is possible to extend the total length of the cable up to 300 m by using a repeater ...
Page 13: ... connector for output equipment M12 4 pin plug No Description Function 1 24 V Power supply for output equipment 2 N C Unused 3 0 V Power supply for output equipment 4 N C Unused Connected inside the SI unit Connection example The M12 cable AS i standard cable and connector for T branch are not supplied by SMC Contact each manufacturer for the catalogue details etc Wire the cable for AS Interface l...
Page 14: ...face line 2 RESERVE RESERVE 3 AS i AS Interface line 4 RESERVE RESERVE Connection example The M12 cable AS i standard cable and connector for T branch are not supplied by SMC Contact each manufacturer for the catalogue details etc Wire the cable for AS Interface line so that the total voltage drop is 3 V or less ...
Page 15: ...LD or to turn off the outputs CLEAR when a communication error is generated This switch at shipment from the Factory is set to CLEAR Over Current Protection setting SW Over Current Protection setting SW ON OCP ON When the over current load is connected with an input output block 1 input block output block solenoid valve and the unit supply current value specification value is exceeded the SI unit ...
Page 16: ...connector to apply the AS i power supply 3 Set the ADDR1 address from the master unit 4 Turn off the AS i power supply 2 Address setting of ADDR2 1 5 Pull out the cable jack which is plugged into the connector for setting ADDR2 and plug it into ADDR1 to disconnect ADDR1 from the line 6 Apply the AS i power supply 7 Set the address of ADDR2 from the master unit 8 Turn off the AS i power supply 1 9 ...
Page 17: ...t equipment is turned ON LED is OFF at normal condition IN ERR Red LED is ON Indicates that an input power supply over current is detected 1 LED is OFF at normal condition Red LED is ON Indicates a communication error LED is OFF at normal condition COM ERR Red LED is flashing Indicates peripheral equipment error 1 Over current of input power blown fuse 1 EX250 SAS3 SAS5 Input block EX250 SAS7 SAS9...
Page 18: ...catalogue for details Standard Address Mode EX250 SAS3 SAS7 EX250 IE3 Manifold standard wiring Double solenoid wiring Special wiring Mixed wiring of single and double wiring inside the manifold is available The wiring type is specified by description of single or double solenoid valve mounted on the manifold In order to specify mixed wiring completion of manifold type solenoid valve specifications...
Page 19: ...own input block fuse or detecting over current of input power supply by monitoring the status bit S1 which complies with the AS i Version 2 1 It is possible to confirm the peripheral fault error only by status register on the ADDR1 side for EX250 SAS3 SAS7 which occupy 2 slaves Note Turn off the power supply and remove the cause immediately when over current load is connected with the input block ...
Page 20: ...ve unit Replace the SI unit There is no need to remove the tie rod Re mount the input block and end plate that was removed and tighten the screws to the specified tightening torque 0 6 Nm Precautions for maintenance 1 Turn off the power supply completely 2 Check that there is no foreign matter inside the unit 3 Check that there is no damage and no foreign matter on the gasket 4 Tighten the screws ...
Page 21: ...X LED is OFF EX250 SAS3 SAS5 only SI unit COM ERR LED red is ON Both COM ERR and IN ERR LED are OFF SI unit PWR LED is OFF The solenoid Valve and output block do not operate correctly Only the output of the low order bit is not operating Check the status of the solenoid valves Solenoid valves not operating correctly Solenoid valve LED is OFF Refer to fault No 7 Refer to fault No 8 Solenoid valves ...
Page 22: ...orrectly Output block LED is ON Input device data cannot be recognized Only the input signals above 32 do not operate Input block PWR LED is OFF Input block LED does not turn ON Input block LED and the input data do not match Refer to fault No 9 Refer to fault No 10 Refer to fault No 11 Refer to fault No 12 Refer to fault No 13 Refer to fault No 14 ...
Page 23: ...S5 only Solenoid valve power supply failure Check proper supply voltage of solenoid valve power supply Supply 24 VDC 10 5 to the solenoid valve power supply Fault No 3 Problem Possible cause Investigation method Countermeasures Check that the recommended cable for AS i has been used Correct the wiring Check that there is no equipment or high voltage cables which generates noise around the communic...
Page 24: ... cause Investigation method Countermeasures Defective connection between the SI unit and solenoid valve manifold Check the screws which connect the SI unit and the solenoid valve are not loose Tighten the screws while holding the SI unit and the solenoid valve manifold so that there is no gap between them The screws should be tightened with the specified tightening torque 0 6 Nm Polarity of the so...
Page 25: ...nd output block are operating correctly Replace the power block or output block and check the operation Replace the GW unit and check the operation Fault No 10 Problem Possible cause Investigation method Countermeasures Tighten the cable connection Replace the cable if it is broken Defective connection between the output block and load device Check the connection and wiring pin layout between the ...
Page 26: ...g torque 0 6 Nm Polarity of the input block and input device are not compatible Check that the polarity of the input block and the input device are compatible Use an input device compatible with the polarity of the input block Tighten the cable connection Replace the cable if it is broken Defective connection between the input block and input device Check the input device connection and wiring pin...
Page 27: ...gas or dust Pollution degree Pollution degree 3 Enclosure IP67 Standard CE marking UL CSA Weight 250 g or less Communication specification Specifications Item EX250 SAS3 SAS7 EX250 SAS5 SAS9 Applicable system AS Interface AS i Address Mode Standard Address Mode Number of occupied slave 2 1 Max number of connected slaves 31 Address assignment range 1 to 31 IO Code HEX 7 7 7 ID Code HEX F F F ID Cod...
Page 28: ... power supply for the output equipment must use the one which suits PELV Protection Extra Low Voltage demanded of IEC364 4 41 3 Current consumption inside SI unit 4 Refer to the input block operation manual for details 5 Power for input equipment is supplied from communication power 6 The AS Interface circuit provides current to the internal parts of the SI unit and all connected equipment Since t...
Page 29: ... 28 No EX OMP0025 Dimensions EX250 SAS3 SAS5 ...
Page 30: ... 29 No EX OMP0025 EX250 SAS7 SAS9 ...
Page 31: ...No EX OMP0025 Revision history Note Specifications are subject to change without prior notice and any obligation on the part of the manufacturer 2012 SMC Corporation All Rights Reserved ...
