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DMP272en | 3rd Issue rev. 2 | 05/2022

SfAR-S-6TI

User Manual

Expansion Module - 6 Temperature 
Inputs

 

 

Summary of Contents for SfAR-S-6TI

Page 1: ...www ismacontrolli com DMP272en 3rd Issue rev 2 05 2022 SfAR S 6TI User Manual Expansion Module 6 Temperature Inputs ...

Page 2: ...tion Setting 11 4 5 1 Default Settings 11 4 6 Restore Default Configuration 11 4 7 Configuration Registers 12 5 Indicators 13 6 Connections 14 6 1 Block Diagram 14 6 2 Power Supply Connection 14 6 2 1 DC Power Connection 14 6 2 2 AC Power Connection 15 6 3 Communication Bus Connection 15 6 4 Connection of Temperature Inputs 15 6 4 1 Connection of 2 wire Sensor PT100 and Resistance Input 15 6 4 2 C...

Page 3: ...SfAR S 6TI User Manual www ismacontrolli com DMP272en 3rd Issue rev 2 05 2022 page 3 of 26 10 Configuration Software 25 ...

Page 4: ... the product without incurring any liability for the purposes of commercial law This information does not discharge you from the liability of your own judgement and verification We reserve the right to change product specifications without notice Please read the instructions carefully and follow the recommendations concluded therein 1 1 Revision History Rev Date Description 3 2 25 May 2022 Rebrand...

Page 5: ...enomena like surges and bursts to devices They also isolate products from inductive phenomena from other transformers and loads Power supply systems for the product should be protected by external devices limiting overvoltage and effects of lightning discharges Avoid powering the product and its controlled monitored devices especially high power and inductive loads from a single power source Power...

Page 6: ...th a twisted pair wire Communication is via Modbus RTU or Modbus ASCII The use of 32 bit ARM core processor provides fast processing and quick communication The baud rate is configurable from 2400 to 115200 The module is designed for mounting on a DIN rail in accordance with DIN EN 5002 The module is equipped with a set of LEDs to indicate the status of inputs and outputs which is useful for diagn...

Page 7: ...n Voltage measurement error 0 05 of the measurement range Measuring current 250 μA Measurement resolution 0 1 C Measurement error 0 5 C Cold junction temperature measurement 55 C to 100 C Measurement error of the cold junction temperature 1 C DAC processing time 150 ms channel Isolation 1000 V DC Digital Outputs Maximum current and voltage 500 mA 55 V Isolation 1000 V DC Temperature Work 10 C to 5...

Page 8: ...le 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 Power connectors communication and I Os are at the bottom and top of the module USB connector configuration and indicators located on the front of the module Figure 1 Dimensions ...

Page 9: ...he shielding should be earthed directly after the cable enters the cabinet It is recommended to install interference suppressors when switching inductive loads e g coils of contactors relays solenoid valves RC snubbers or varistors are suitable for AC voltage and freewheeling diodes for DC voltage loads The suppressing elements must be connected as close to the coil as possible 4 2 Network Termina...

Page 10: ... OFF ON OFF ON OFF 11 ON ON OFF ON OFF 12 OFF OFF ON ON OFF 13 ON OFF ON ON OFF 14 OFF ON ON ON OFF 15 ON ON ON ON OFF 16 OFF OFF OFF OFF ON 17 ON OFF OFF OFF ON 18 OFF ON OFF OFF ON 19 ON ON OFF OFF ON 20 OFF OFF ON OFF ON 21 ON OFF ON OFF ON 22 OFF ON ON OFF ON 23 ON ON ON OFF ON 24 OFF OFF OFF ON ON 25 ON OFF OFF ON ON 26 OFF ON OFF ON ON 27 ON ON OFF ON ON 28 OFF OFF ON ON ON 29 ON OFF ON ON O...

Page 11: ... 2 10001 Digital Inputs Bit Read 2 3 30001 Input Registers Registered Read 3 4 40001 Output Registers Registered Read write 4 6 16 Table 4 Types of Modbus functions supported by the module 4 5 Communication Setting The data stored in the module s memory is given in the 16 bit registers The access to registers is via Modbus RTU or Modbus ASCII 4 5 1 Default Settings Baud Rate 19200 Parity No Data B...

Page 12: ...lues 40003 2 0x02 Baud Rate 0 2400 1 4800 2 9600 3 19200 4 38400 5 57600 6 115200 other value 10 40005 4 0x04 Parity 0 none 1 odd 2 even 3 always 0 4 always 40004 3 0x03 Stop Bits 1 one stop bit 2 two stop bits 40004 3 0x03 Data Bits 7 7 data bits 8 8 data bits 40006 5 0x05 Response Delay Time in ms 40007 6 0x06 Modbus Mode 0 RTU 1 ASCII Table 6 Configuration registers Warning After restoring the ...

Page 13: ...icator Description Power Supply The LED indicates that the module is correctly powered Communication The LED lights up when the unit received the correct packet and sends the answer Inputs State The LED indicates that the sensor is connected Outputs State The LED indicates that the output is on Table 7 Description of indicators ...

Page 14: ...r Manual www ismacontrolli com DMP272en 3rd Issue rev 2 05 2022 page 14 of 26 6 Connections 6 1 Block Diagram Figure 3 Block diagram 6 2 Power Supply Connection 6 2 1 DC Power Connection Figure 4 DC power connection ...

Page 15: ...22 page 15 of 26 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 Temperature Inputs 6 4 1 Connection of 2 wire Sensor PT100 and Resistance Input Figure 7 2 wire connection of PT100 ...

Page 16: ...ocouple 6 5 Connection of Digital Outputs Figure 10 Connection of digital outputs 6 6 Quick Connector The 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 ri...

Page 17: ...rolli com DMP272en 3rd Issue rev 2 05 2022 page 17 of 26 connect up to 10 devices next to each other It is important that the various types of modules in the SfAR S family can be connected with the ribbon cable Figure 11 Quick Connector ...

Page 18: ...of 26 7 DIP Switch Figure 12 DIP switch Switch Function Description 1 Module address 1 Setting module address from 0 to 31 2 Module address 2 3 Module address 4 4 Module address 8 5 Module address 16 6 Restoring default settings Restoring default settings Table 8 Description of switches ...

Page 19: ...s possible to eliminate the noise by switching on the lowpass filter It is possible to configure the filter for all inputs it is not possible to enable the filter for only one input The filter parameter corresponds to the filter time constant Step response of the filter is shown in the graph below Figure 13 Step response and different coefficients ...

Page 20: ...dbus mode ASCII or RTU 40010 9 0x09 Analog Filtering Read write Configuration analog filtering 40033 32 0x20 Received Packets LSR Least Significant Register Read write No of received packets 40034 33 0x21 Received Packets MSR Most Significant Register Read write 40035 34 0x22 Incorrect Packets LSR Read write No of received packets with error 40036 35 0x23 Incorrect Packets MSR Read write 40037 36 ...

Page 21: ...e temperature exceeds this value the corresponding alarm flag is set 40064 63 0x3F MAX Alarm Level 2 Read write 40065 64 0x40 MAX Alarm Level 3 Read write 40066 65 0x41 MAX Alarm Level 4 Read write 40067 66 0x42 MAX Alarm Level 5 Read write 40068 67 0x43 MAX Alarm Level 6 Read write 40069 68 0x44 MIN Alarm Level 1 Read write If the temperature is below this value corresponding alarm flag is set 40...

Page 22: ...ocouple 8 R thermocouple 9 B thermocouple 10 Pt100 3 wire 11 Pt100 2 wire 12 resistance to 8 kΩ 13 Ni100 14 KTY81 110 15 Pt500 3 wire 16 Pt500 2 wire 17 Pt1000 3 wire 18 Pt1000 2 wire 32 junction temperature is taken from register 40081 Constant junction temperature 40084 83 0x53 Input 2 Settings Read write 40085 84 0x54 Input 3 Settings Read write 40086 85 0x55 Input 4 Settings Read write 40087 8...

Page 23: ...093 92 0x5C Alarm Hysteresis 1 Read write The hysteresis value for alarm outputs 40094 93 0x5D Alarm Hysteresis 2 Read write 40095 94 0x5E Input Resistance 1 Read write Lead wire resistance for each input 40096 95 0x5F Input Resistance 2 Read write 40097 96 0x60 Input Resistance 3 Read write 40098 97 0x61 Input Resistance 4 Read write 40099 98 0x62 Input Resistance 5 Read write 40100 99 0x63 Input...

Page 24: ...put 6 Read Set when the sensor is connected 817 816 0x330 Alarm 1 Read Alarm state 1 818 817 0x331 Alarm 2 Read Alarm state 2 819 818 0x332 Alarm 3 Read Alarm state 3 820 819 0x333 Alarm 4 Read Alarm state 4 821 820 0x334 Alarm 5 Read Alarm state 5 822 821 0x335 Alarm 6 Read Alarm state 6 823 822 0x336 Digital Output 1 Read write State of digital output 1 824 823 0x337 Digital Output 2 Read write ...

Page 25: ...ver 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 Figure 14 PC connection Communication with the module is done via a USB cable The module does not require any drivers The SfAR Configurator is a universal software where it is possible to configure all ...

Page 26: ...SfAR S 6TI User Manual www ismacontrolli com DMP272en 3rd Issue rev 2 05 2022 page 26 of 26 Figure 15 The SfAR Configurator ...

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