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iSMA-B-FCU Hardware User Manual

www.ismacontrolli.com

DMP242en | 1st Issue rev. 3 | 02/2022

page 2 of 53

Table of Contents

1

Introduction ............................................................................................................................. 3

1.1

Revision History................................................................................................................................3

2

Safety Rules.............................................................................................................................. 4

3

Technical Specification .......................................................................................................... 5

4

Hardware Specification ......................................................................................................... 8

4.1

Dimensions .......................................................................................................................................8

4.2

Power Supply....................................................................................................................................8

4.2.1

24 V AC Power Supply for External Equipment..................................................................9

4.3

Terminals and Internal Connections...........................................................................................9

4.3.1

iSMA-B-FCU-HH....................................................................................................................... 10

4.3.2

iSMA-B-FCU-HL........................................................................................................................ 10

4.3.3

iSMA-B-FCU-LL ........................................................................................................................ 11

4.4

RS485 Communication................................................................................................................ 12

4.4.1

Connecting RS485 Communication Bus........................................................................... 12

4.4.2

RS485 Grounding and Shielding......................................................................................... 13

4.4.3

RS485 Netowrk Termination................................................................................................ 13

4.5

RJ12 Panel Connection................................................................................................................ 13

4.6

Front Panel and DIP Switches.................................................................................................... 14

4.6.1

USB1 Port ................................................................................................................................. 14

4.6.2

LED............................................................................................................................................. 14

4.6.3

DIP Switch................................................................................................................................. 15

4.7

Default Settings............................................................................................................................. 18

4.7.1

Restoring Default Settings.................................................................................................... 18

5

Inputs and Outputs..............................................................................................................19

5.1

Inputs............................................................................................................................................... 19

5.1.1

Special Inputs .......................................................................................................................... 19

5.1.2

Digital Inputs............................................................................................................................ 21

5.2

Outputs ........................................................................................................................................... 21

5.2.1

Triac Outputs........................................................................................................................... 22

5.2.2

Digital Outputs ........................................................................................................................ 23

5.2.3

Analog Outputs ....................................................................................................................... 26

6

List of Supported Temperature Sensors ........................................................................28

7

MAC DIP Switch Addressing Table....................................................................................44

Содержание iSMA-B-FCU

Страница 1: ...www ismacontrolli com DMP242en 1st Issue rev 3 02 2022 iSMA B FCU User Manual Hardware ...

Страница 2: ...L 10 4 3 3 iSMA B FCU LL 11 4 4 RS485 Communication 12 4 4 1 Connecting RS485 Communication Bus 12 4 4 2 RS485 Grounding and Shielding 13 4 4 3 RS485 Netowrk Termination 13 4 5 RJ12 Panel Connection 13 4 6 Front Panel and DIP Switches 14 4 6 1 USB1 Port 14 4 6 2 LED 14 4 6 3 DIP Switch 15 4 7 Default Settings 18 4 7 1 Restoring Default Settings 18 5 Inputs and Outputs 19 5 1 Inputs 19 5 1 1 Specia...

Страница 3: ... DIP switch allows adjusting parameters of the application Additionally in the BACnet protocol the application has the built in function which allows automatically to bind master and slave controllers in groups In cases if the standard application does not meet the project requirements it can be modified or created from scratch Changing of the application is possible in real time by USB port There...

Страница 4: ...t phenomena 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 P...

Страница 5: ...0 VDC Input impedance 120 KΩ Resolution 6 mV Accuracy 50 mV Resistance Input Resistance measurement from 0 to 700 kΩ Measurement resolution 20 Ω for 20 kΩ load Dry Contact Input Output current 0 2 mA Measurement Resolution 12 bits Digital Inputs Type Dry contact Max Input Frequency 100 Hz Analog Outputs Voltage Range 0 to 10 V DC Max Load Current 5 mA Resolution 12 bits Accuracy 1 Digital Outputs ...

Страница 6: ...upply is also used for triac outputs RS485 Interface RS485 Up to 128 devices Failsafe Receiver Bus Open Bus Shorted Bus Idle Communication Protocols Modbus RTU Modbus ASCII or BACnet MS TP set by switch Baud Rate From 2400 to 115200 set by switch Address 0 to 255 set by DIP switch RJ12 Interface RS485 Up to 128 devices Communication Protocol Modbus RTU Baud Rate From 2400 to 115200 Power Supply 34...

Страница 7: ...iSMA B FCU Hardware User Manual www ismacontrolli com DMP242en 1st Issue rev 3 02 2022 page 7 of 53 Dimensions Width 123 mm Length 137 mm Height 55 mm Table 3 Technical specification ...

Страница 8: ...53 4 Hardware Specification 4 1 Dimensions Figure 1 Dimensions 4 2 Power Supply The iSMA B FCU HH and iSMA B FCU HL versions are designed to work with the 230 V AC power supply Each iSMA B FCU device is equipped with a built in 6 A fuse protecting the controller and the connected 230 V AC equipment ...

Страница 9: ...tion is labeled L2 N2 The iSMA B FCU HL is equipped with a 24 V AC power supply output for thermal valves controlled by triac outputs and external devices like sensors and actuators This power supply uses a separate coil in the transformer The 24 V AC power supply terminal connection is labeled L2 N2 The total power consumption with thermal valves and external devices cannot exceed 7 VA 0 3 A The ...

Страница 10: ...e main controller power supply as presented in the diagram below The maximum current for each triac output is 0 5 A The maximum power consumed by the external equipment connected to 24 V terminals L2 N2 cannot exceed 7 VA in total Figure 4 iSMA B FCU HH diagram of terminals and internal connections 4 3 2 iSMA B FCU HL The iSMA B FCU HL hardware version has a high voltage power supply 230 V AC and ...

Страница 11: ...l connections 4 3 3 iSMA B FCU LL The iSMA B FCU LL hardware version has a low voltage power supply and triac outputs 24 V AC The triac outputs are connected to power supply terminals The maximum current for each of the triac outputs is 0 5 A The maximum power used by the external equipment connected to the 24 V terminals L2 N2 cannot exceed 7 VA in total ...

Страница 12: ...al www ismacontrolli com DMP242en 1st Issue rev 3 02 2022 page 12 of 53 Figure 6 iSMA B FCU LL diagram of terminals and internal connections 4 4 RS485 Communication 4 4 1 Connecting RS485 Communication Bus Figure 7 RS485 connection ...

Страница 13: ...effects often present problems for data communication networks These problems include reflections and signal attenuation To eliminate the presence of reflections of signal from the end of the cable the cable must be terminated at both ends with a resistor across the line adequate to its characteristic impedance Both ends must be terminated since the propagation is bidirectional In case of an RS485...

Страница 14: ...t in mini USB1 port designed to manage controller firmware and application as well as for diagnostics This USB1 port also provides controller power supply for commissioning processes and for application diagnostics If the controller is powered up by a USB all inputs and outputs are operational except for triac outputs which require external power supply 4 6 2 LED The iSMA B FCU device is equipped ...

Страница 15: ...ngs are restored If the device remains in the bootloader status the power LED ON and the communication LED COM1 blink alternatively The communication LED keeps its functionality and blinks also after sending receiving data packages 4 6 3 DIP Switch The iSMA B FCU controller is equipped with 3 DIP switches 6 position S1 PROTOCOL DIP switch 8 position S2 MAC DIP switch 8 position S3 CFG DIP switch S...

Страница 16: ...gure and table below The addressing table is available in the separate section Figure 10 MAC DIP switch Section of MAC DIP switch Position Function 1 On Add 1 to MAC Address Off Add 0 to MAC Address 2 On Add 2 to MAC Address Off Add 0 to MAC Address 3 On Add 4 to MAC Address Off Add 0 to MAC Address 4 On Add 8 to MAC Address Off Add 0 to MAC Address 5 On Add 16 to MAC Address Off Add 0 to MAC Addr...

Страница 17: ... configuration are presented in the separate section Address S1 S2 S3 S4 S5 S6 S7 S8 83 On On Off Off On Off On Off Table 7 Setting 83 MAC address Figure 11 MAC DIP switch settings S3 CFG DIP Switch The iSMA B FCU device has the 8 position DIP switch which can be used in client application Each of 8 positions can have true or false state This DIP switch is dedicated for setting configuration in cl...

Страница 18: ...s 8 Parity bits 0 Response delay 0 I1 I4 digital input counters 0 Table 8 Default values 4 7 1 Restoring Default Settings To restore the default iSMA B FCU device settings follow the steps below Step 1 Turn power supply off Step 2 Set section 6 of Protocol switch to ON Step 3 Turn on power supply power LED blinking Step 4 Switch section 6 of Protocol switch to OFF to restore the default settings T...

Страница 19: ...puts which can work in the following modes digital dry contact analog 0 10 V DC resistance 0 1000 kΩ 1 MΩ temperature working with NTC sensors Special Input in Digital Mode In this mode the special input works as a digital input dry contact and reactive Boolean value false for open circuit and true for close circuit The circuit status is measured with 1 mA current Figure 13 Speical inputs in digit...

Страница 20: ...stance mode connection Special Input in Temperature Mode In this mode the special input measures NTC sensor resistance with the voltage driver and converts to temperature value The special input is equipped with a built in conversion table for the following NTC sensors 10K3A1 NTC B 3975K temperature sensor 10K4A1 NTC B 3695K temperature sensor 10K NTC B 3435K Carel temperature sensor 20K6A1 NTC B ...

Страница 21: ...he figure below presents the way they are connected Figure 17 Digital inputs connection Digital Input Fast Counter The digital input can work as a counter of dry contact pulses up to 100 Hz The counter value is saved in the non volatile EEPROM memory 5 2 Outputs The iSMA B FCU device is equipped with three types of outputs 2 triac outputs 5 digital outputs and 4 analog outputs WARNING If the defau...

Страница 22: ...CU LL and iSMA B FCU HH triac outputs are connected directly to power supply terminals Triac outputs can work as typical binary outputs for the binary temperature control or with PWM modulation The PWM mode has two parameters duration time in seconds this value depends on valve parameters fill out percentage value of signal fill out The figure below presents the way actuators are connected to tria...

Страница 23: ...e fans are connected depending on the number of speeds is presented in the figure below The common terminal for those outputs is connected directly to the power supply L terminal The exemplary fan connection is presented in the figure below In case of the iSMA B FCU HL controller the sum of power consumption of both triac outputs and 24 V AC output cannot exceed 0 3 A 7 VA Imax 0 3 A ITO1 ITO2 I24...

Страница 24: ...he rest of the control circuit Current consumption cannot exceed 10 A with 250 V AC power supply The figure below presents the way of connecting WARNING HTG relay voltage is always limited to 250 V AC irrespectively of the power supply version of the FCU controller WARNING This digital output is equipped with a separate circuit with 10 A relay This circuit requires using external fuse protection u...

Страница 25: ... and iSMA B FCU HL the output voltage in high state is 230 V AC and in iSMA B FCU LL version the high state voltage is 24 V AC Current consumption cannot exceed 6 A An exemplary way of connecting is presented in the figure below Figure 22 O5 digital output example of 230 V AC electrical cooler connection iSMA B FCU HH iSMA B FCU HL WARNING Output O4 and outputs O1 O3 are protected by a 6 A fuse To...

Страница 26: ...Outputs The iSMA B FCU device is equipped with 3 analog outputs 0 10 V DC These outputs are designed for controlling the following actuators A1 HTG analog heating valve actuator A2 CTG analog cooling valve actuator A3 FAN analog fan speed control The recommended way of connecting analog outputs is presented in the figures below Figure 24 Analog outputs example of connecting 0 10 V analog valve act...

Страница 27: ...iSMA B FCU Hardware User Manual www ismacontrolli com DMP242en 1st Issue rev 3 02 2022 page 27 of 53 Figure 25 Analog outputs example of connecting 0 10 V analog fan control ...

Страница 28: ...d Temperature Sensors 10K3A1 10K4A1 10K 20K6A1 2 2K3A1 3K3A1 30K6A1 SIE1 TAC1 SAT1 No 1 Sensor 10K3A1 β coefficient 3975K Manufacturers Cylon Honeywell Johnson Satchwell Seachange C Ω 45 491749 40 335671 35 241840 30 176683 25 131251 20 96974 15 72895 10 55298 5 42314 0 32650 5 25396 10 19904 15 15714 20 12494 25 10000 ...

Страница 29: ... 2022 page 29 of 53 No 1 30 8056 35 6530 40 5325 45 4367 50 3601 55 2985 60 2487 65 2082 70 1751 75 1480 80 1256 85 1070 90 916 95 787 100 678 105 587 110 510 115 444 120 388 125 340 No 2 Sensor 10K4A1 β coefficient 3695K Manufacturers Andover Delta Controls Siebe York C Ω 45 330749 ...

Страница 30: ...1st Issue rev 3 02 2022 page 30 of 53 No 2 40 239831 35 181532 30 135233 25 105081 20 78930 15 61030 10 47549 5 37316 0 29490 5 23462 10 18787 15 15136 20 12268 25 10000 30 8197 35 6754 40 5594 45 4656 50 3893 55 3271 60 2760 65 2339 70 1990 75 1700 80 1458 85 1255 ...

Страница 31: ...Issue rev 3 02 2022 page 31 of 53 No 2 90 1084 95 939 100 817 105 713 110 624 115 547 120 482 125 426 No 3 Sensor 10K β coefficient 3435K Manufacturers Carel C Ω 40 188500 35 144100 30 111300 25 86430 20 67770 15 53410 10 42470 5 33900 0 27280 5 22050 10 17960 15 14690 ...

Страница 32: ...en 1st Issue rev 3 02 2022 page 32 of 53 No 3 20 12090 25 10000 30 8313 35 6940 40 5827 45 4912 50 4161 55 3536 60 3020 65 2588 70 2228 75 1924 80 1668 85 1451 90 1266 95 1108 100 973 105 857 110 758 115 672 120 597 125 531 No 4 Sensor 20K6A1 β coefficient 4262K ...

Страница 33: ... rev 3 02 2022 page 33 of 53 No 4 Manufacturers Honeywell C Ω 40 806800 35 574400 30 413400 25 300400 20 220600 15 163480 10 122260 5 92220 0 70140 5 53780 10 41540 15 32340 20 25340 25 20000 30 15886 35 12698 40 10212 45 8260 50 6718 55 5494 60 4518 65 3732 70 3098 75 2586 ...

Страница 34: ... 1st Issue rev 3 02 2022 page 34 of 53 No 4 80 2166 85 1823 90 1541 95 1308 100 1114 105 953 110 818 115 704 120 609 125 528 No 5 Sensor 2 2K3A1 β coefficient 3975K Manufacturers Ambiflex Johnson C Ω 50 154464 45 40 77081 35 30 40330 25 20 22032 15 10 12519 5 9529 ...

Страница 35: ...olli com DMP242en 1st Issue rev 3 02 2022 page 35 of 53 No 5 0 7373 5 5719 10 4487 15 3539 20 2814 25 2252 30 1814 35 1471 40 1199 45 983 50 812 55 672 60 561 65 469 70 395 75 333 80 284 85 241 90 207 95 177 100 154 105 132 110 116 115 120 88 125 ...

Страница 36: ...ev 3 02 2022 page 36 of 53 No 6 Sensor 3K3A1 β coefficient 3975K Manufacturers Alerton C Ω 50 200348 45 150524 40 100701 35 76853 30 53005 25 41048 20 29092 15 21868 10 16589 5 12694 0 9795 5 7619 10 5971 15 4714 20 3748 25 3000 30 2417 35 1959 40 1598 45 1310 50 1080 55 896 ...

Страница 37: ... Issue rev 3 02 2022 page 37 of 53 No 6 60 746 65 625 70 526 75 444 80 377 85 321 90 275 95 236 100 204 105 176 110 153 115 133 120 117 125 102 No 7 Sensor 30K6A1 β coefficient 4262K Manufacturers Drayton C Ω 30 622911 25 477393 20 331876 15 245785 10 183697 5 138502 ...

Страница 38: ...1st Issue rev 3 02 2022 page 38 of 53 No 7 0 105305 5 60713 10 62347 15 48511 20 38019 25 30000 30 23828 35 19046 40 15317 45 12390 50 10079 55 8243 60 6777 65 5600 70 4650 75 3879 80 3251 85 2737 90 2313 95 1963 100 1672 105 1430 110 1228 115 1058 120 915 125 793 ...

Страница 39: ...ue rev 3 02 2022 page 39 of 53 No 8 Sensor SIE1 Manufacturers Barber Colman Siebe C Ω 50 10732 45 10624 40 10517 35 10344 30 10172 25 9913 20 9654 15 9320 10 8933 5 8496 0 8044 5 7489 10 6938 15 6370 20 5798 25 5238 30 4696 35 4185 40 3707 45 3271 50 2875 55 2521 60 2206 ...

Страница 40: ...1st Issue rev 3 02 2022 page 40 of 53 No 8 65 1929 70 1685 75 1472 80 1287 85 1127 90 986 95 866 100 760 105 670 110 590 115 522 120 462 125 410 No 9 Sensor TAC1 β coefficient 3500K Manufacturers TAC C Ω 40 39024 35 29358 30 22284 25 17073 20 13192 15 10276 10 8068 ...

Страница 41: ... com DMP242en 1st Issue rev 3 02 2022 page 41 of 53 No 9 5 6382 0 5085 5 4078 10 3294 15 2676 20 2188 25 1800 30 1488 35 1237 40 1034 45 869 50 733 55 622 60 529 65 453 70 389 75 335 80 290 85 252 90 220 95 192 100 169 105 149 110 131 115 116 120 103 ...

Страница 42: ...242en 1st Issue rev 3 02 2022 page 42 of 53 No 9 125 92 No 10 Sensor SAT1 Manufacturers Satchwell C Ω 45 9652 40 9584 35 9467 30 9349 25 9159 20 8968 15 8708 10 8396 5 8031 0 7614 5 7150 10 6649 15 6121 20 5580 25 5039 30 4513 35 4012 40 3545 45 3117 50 2730 ...

Страница 43: ...Hardware User Manual www ismacontrolli com DMP242en 1st Issue rev 3 02 2022 page 43 of 53 No 10 55 2386 60 2082 65 1816 70 1585 75 1385 80 1213 85 1064 90 937 95 828 100 734 105 654 110 585 115 525 120 474 125 429 ...

Страница 44: ...DIP Switch Addressing Table Address S1 S2 S3 S4 S5 S6 S7 S8 1 On 2 On 3 On On 4 On 5 On On 6 On On 7 On On On 8 On 9 On On 10 On On 11 On On On 12 On On 13 On On On 14 On On On 15 On On On On 16 On 17 On On 18 On On 19 On On On 20 On On 21 On On On 22 On On On 23 On On On On 24 On On 25 On On On 26 On On On ...

Страница 45: ...29 On On On On 30 On On On On 31 On On On On On 32 On 33 On On 34 On On 35 On On On 36 On On 37 On On On 38 On On On 39 On On On On 40 On On 41 On On On 42 On On On 43 On On On On 44 On On On 45 On On On On 46 On On On On 47 On On On On On 48 On On 49 On On On 50 On On On 51 On On On On 52 On On On 53 On On On On 54 On On On On ...

Страница 46: ...On On On 58 On On On On 59 On On On On On 60 On On On On 61 On On On On On 62 On On On On On 63 On On On On On On 64 On 65 On On 66 On On 67 On On On 68 On On 69 On On On 70 On On On 71 On On On On 72 On On 73 On On On 74 On On On 75 On On On On 76 On On On 77 On On On On 78 On On On On 79 On On On On On 80 On On 81 On On On 82 On On On ...

Страница 47: ...n On On 88 On On On 89 On On On On 90 On On On On 91 On On On On On 92 On On On On 93 On On On On On 94 On On On On On 95 On On On On On On 96 On On 97 On On On 98 On On On 99 On On On On 100 On On On 101 On On On On 102 On On On On 103 On On On On On 104 On On On 105 On On On On 106 On On On On 107 On On On On On 108 On On On On 109 On On On On On 110 On On On On On ...

Страница 48: ...7 On On On On On 118 On On On On On 119 On On On On On On 120 On On On On 121 On On On On On 122 On On On On On 123 On On On On On On 124 On On On On On 125 On On On On On On 126 On On On On On On 127 On On On On On On On BACnet WARNING Addressing in the range below will run devices in BACnet slave mode 128 On 129 On On 130 On On 131 On On On 132 On On 133 On On On 134 On On On 135 On On On On 136...

Страница 49: ...On On On 142 On On On On 143 On On On On On 144 On On 145 On On On 146 On On On 147 On On On On 148 On On On 149 On On On On 150 On On On On 151 On On On On On 152 On On On 153 On On On On 154 On On On On 155 On On On On On 156 On On On On 157 On On On On On 158 On On On On On 159 On On On On On On 160 On On 161 On On On 162 On On On 163 On On On On 164 On On On ...

Страница 50: ...n On On On On 172 On On On On 173 On On On On On 174 On On On On On 175 On On On On On On 176 On On On 177 On On On On 178 On On On On 179 On On On On On 180 On On On On 181 On On On On On 182 On On On On On 183 On On On On On On 184 On On On On 185 On On On On On 186 On On On On On 187 On On On On On On 188 On On On On On 189 On On On On On On 190 On On On On On On 191 On On On On On On On 192 On...

Страница 51: ...9 On On On On On 200 On On On 201 On On On On 202 On On On On 203 On On On On On 204 On On On On 205 On On On On On 206 On On On On On 207 On On On On On On 208 On On On 209 On On On On 210 On On On On 211 On On On On On 212 On On On On 213 On On On On On 214 On On On On On 215 On On On On On On 216 On On On On 217 On On On On On 218 On On On On On 219 On On On On On On 220 On On On On On ...

Страница 52: ... On On 228 On On On On 229 On On On On On 230 On On On On On 231 On On On On On On 232 On On On On 233 On On On On On 234 On On On On On 235 On On On On On On 236 On On On On On 237 On On On On On On 238 On On On On On On 239 On On On On On On On 240 On On On On 241 On On On On On 242 On On On On On 243 On On On On On On 244 On On On On On 245 On On On On On On 246 On On On On On On 247 On On On O...

Страница 53: ...olli com DMP242en 1st Issue rev 3 02 2022 page 53 of 53 249 On On On On On On 250 On On On On On On 251 On On On On On On On 252 On On On On On On 253 On On On On On On On 254 On On On On On On On 255 On On On On On On On On Table 9 MAC addresses ...

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