SfAR-S-16DO User Manual 1 Introduction Thank you for choosing our product. This manual will help you with proper handling and operating of the device. The information included in this manual have been prepared with utmost care by our professionals and serve as a description of the product without incurring any liability for the purposes of commercial law.
SfAR-S-16DO User Manual 2 Safety Rules • Improper wiring of the product can damage it and lead to other hazards. Make sure that the product has been correctly wired before turning the power on. • Before wiring or removing/mounting the product, make sure to turn the power off.
3 Module Features 3.1 Purpose and Description of the Module The SfAR-S-16DO module is an innovative device that provides a simple and cost-effective extension of the number of outputs in popular PLCs. The module has 16 digital outputs. All outputs are isolated from the logic using optocouplers.
SfAR-S-16DO User Manual Configuration mini USB Size Height 119.1 mm (4.689 in) Length 110.9 mm (4.366 in) Width 22.7 mm (0.894 in) Interface RS485 Up to 128 devices Table 2. Technical specification 3.3 Dimensions The appearance and dimensions of the module are shown below. The module is mounted directly to the rail in the DIN industry standard.
SfAR-S-16DO User Manual 4 Communication 4.1 Grounding and Shielding In most cases, I/O modules will be installed in an enclosure along with the other devices, which generate electromagnetic radiation. Relays, contactors, transformers, motor invertors, etc., are examples of such devices. Radiation can induce electrical noise into both power and signal lines, as well as direct radiation into the module.
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SfAR-S-16DO User Manual Addr www.ismacontrolli.com DMP280en | 3rd Issue rev. 2 | 05/2022 page 8 of 20...
SfAR-S-16DO User Manual Addr Table 3. Setting Module address in RS485 Modbus network using DIP switches 4.4 Types of Modbus Functions There are 4 types of Modbus functions supported by the SfAR modules. Type Beginning Address Variable Access Modbus Command...
SfAR-S-16DO User Manual 4.6 Restoring Default Configuration To restore the default configuration, follow the steps below: • turn the power off; • turn the switch SW6 on; • turn the power on; • when power and the communication LED are lit, turn the switch SW6 off.
SfAR-S-16DO User Manual 5 LED Indicators Figure 2. Indicators Indicator Description Power Supply The LED indicates that the module is correctly powered Communication The LED lights up when the unit receives the correct packet and sends the answer Outputs State The LED indicates that the output is on Table 7.
SfAR-S-16DO User Manual 6.2.2 AC Power Connection Figure 5. AC power connection 6.3 Communication Bus Connection Figure 6. Communication bus connection 6.4 Connection of Digital Output 6.4.1 Connection of Relay Figure 7. Connection of relay www.ismacontrolli.com DMP280en | 3rd Issue rev. 2 | 05/2022...
SfAR-S-16DO User Manual 6.4.2 Connection of Output Figure 8. Connection of output 6.5 Quick Connector Quick Connector is a unique feature of modules that allows for quickly connecting a group of devices with a flat ribbon cable. Thanks to this solution, it is enough to connect power and RS485 communication to one of the devices in the group, and the others will be powered and communicated with ribbon cable.
SfAR-S-16DO User Manual 8 Modules Registers 8.1 Registered Access Modbus Register Name Access Description 30001 0x00 Version/Type Read Version and type of the device 30002 0x01 Switches Read Switches state 40003 0x02 Baud Rate Read/write RS485 baud rate 40004 0x03 Stop Bits &...
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SfAR-S-16DO User Manual Modbus Dec Address Register Name Access Description Address Address 0x0C2 Default State of Read/write Default state of Output 3 output 3 0x0C3 Default State of Read/write Default state of Output 4 output 4 0x0C4 Default State of Read/write Default state of...
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SfAR-S-16DO User Manual Modbus Dec Address Register Name Access Description Address Address 0x336 Output 7 Read/write Output 7 state 0x337 Output 8 Read/write Output 8 state 0x338 Output 9 Read/write Output 9 state 0x339 Output 10 Read/write Output 10 state...
SfAR-S-16DO User Manual 9 Configuration Software The SfAR Configurator is a software, which is designed to set the communication module registers over Modbus network as well as to read and write the current value of other registers of the module. It is a convenient way to test the system as well as to observe real-time changes in the registers.
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SfAR-S-16DO User Manual Figure 12. The SfAR Configurator www.ismacontrolli.com DMP280en | 3rd Issue rev. 2 | 05/2022 page 20 of 20...
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