iSMA B-FCU, User Manual

Page 1: ...www ismacontrolli com DMP245en 1st Issue rev 1 04 2022 iSMA B FCU User Manual Quick Start up ...

Page 2: ...tween 1 Heating Stage and 2 Heating Stages Modes 12 3 5 1 2 Stages of Heating in 4 Pipe Fan Coil Unit 13 3 6 Step 5 Switching Between 1 Cooling Stage and 2 Cooling Stages Modes 13 3 6 1 2 Stages of Cooling in 4 Pipe Fan Coil Unit 13 3 7 Step 6 Selecting Type of Control Required by the FCU Valves and Connection Details 14 3 8 Step 7 Selecting the Temperature Control Value Source and its Connection ...

Page 3: ...led Heating and Cooling and 1 Speed Fan 24 4 2 7 4 Pipe Installation with 1 Stage Analog Controlled Heating and Cooling and 2 Speeds Fan 24 4 2 8 4 Pipe Installation with 1 Stage Analog Controlled Heating and Cooling and 3 Speeds Fan 25 4 2 9 2 Pipe Installation with 1 Stage Digital Controlled Cooling and Analog Controlled Fan 25 4 2 10 2 Pipe Installation with 1 Stage Digital Controlled Heating a...

Page 4: ...ion and information on connection details It is recommended to read this manual before using the controller For detailed operating procedures and troubleshooting information see user manuals FCU Programming FCU Application FCU Hardware FCU Updater 1 1 Revision History Rev Date Description 1 0 5 Mar 2021 First edition 1 1 21 Apr 2022 Rebranded Updated Touch Point panel references Table 1 Revision h...

Page 5: ... 2 2 Tools To safely and properly set up the iSMA B FCU controller the flat head screwdriver 3 0 x 0 5 mm is necessary 2 3 Dimensions and Mounting The controller dimensions and mounting details are presented on the figure 1 There are no additional requirements for controller s orientation and placement Figure 1 FCU dimensions and mounting 2 4 Technical Specification For detailed technical specific...

Page 6: ...e for configuring the application Note The detailed information about the DIP switches configuration is available in the FCU Hardware manual The iSMA B FCU controller configuration step by step is described in chapter 3 of this document and consists of steps Step 1 configuration of the PROTOCOL DIP switch responsible for selecting used protocol and its baud rate and restoring the controller to the...

Page 7: ...e is a possibility to switch the protocol used by the controller so it matches the network protocol The protocol which the controller operates with and baud rate selection is made with the PROTOCOL DIP switch The 1st 2nd and 3rd switches are responsible for baud rate while the 4th and 5th are responsible for the protocol The 6th switch is responsible for restoring the default settings The PROTOCOL...

Page 8: ...upply wait until the power LED is blinking Set the 6th switch to OFF to restore the default settings To cancel the reset turn off the power supply and set the 6th switch to the OFF position Out of the box device as well as after restoring default values procedure has the default settings as shown in the table below All parameters can be changed using the iSMATool software with the controller conne...

Page 9: ...ly in the network its address needs to be set to the desired value The controller address is set by the MAC DIP switch The state of the MAC DIP switch represents binary information of the controller address The first 10 addresses and corresponding DIP switch setting is shown below Address S1 S2 S3 S4 S5 S6 S7 S8 MAC DIP Switch Configuration 1 On 2 On 3 On On 4 On 5 On On 6 On On 7 On On On 8 On 9 ...

Page 10: ...address DIP switch configuration see the iSMA B FCU Hardware manual 3 4 Step 3 Choosing the FCU Pipe Type The iSMA B FCU can be used in 4 pipe installations as well as in 2 pipe installations In order for the controller to operate correctly in the application it is necessary to know the fan coil pipe type and set the CFG DIP switch to the corresponding settings as described below 3 4 1 4 Pipe Heat...

Page 11: ...iSMA B FCU Quick Start up www ismacontrolli com DMP245en 1st Issue rev 1 04 2022 page 11 of 56 Figure 3 4 pipe FCU installation 3 4 2 2 Pipe Only Heating or Only Cooling ...

Page 12: ...tails go to steps 6 7 and 8 For more information on configuring the FCU pipe types check the iSMA B FCU Application manual 3 5 Step 4 Switching Between 1 Heating Stage and 2 Heating Stages Modes The fan coil unit can operate with one heating device or with two heating devices This needs to be configured with the 2nd section of the CFG DIP switch ...

Page 13: ... 4 pipe FCU installation For more information on configuring stages of heating check the iSMA B FCU Application manual 3 6 Step 5 Switching Between 1 Cooling Stage and 2 Cooling Stages Modes The fan coil unit can operate with one cooling device or with two cooling devices This needs to be configured with the 3rd DIP switch CFG 3 6 1 2 Stages of Cooling in 4 Pipe Fan Coil Unit ...

Page 14: ...7 Step 6 Selecting Type of Control Required by the FCU Valves and Connection Details The figure belowThe controller s outputs can operate in digital or analog mode Depending on the fan coil unit actuators control type the corresponding DIP switch has to be set to a desired position The figure below pictures the connection of heating actuators A1 for analog 0 10 V control TO1 for analog PWM or digi...

Page 15: ...ing in 2 pipe mode A2 for analog 0 10 V control while operating in 4 pipe mode TO1 for analog PWM or digital ON OFF control while operating in 2 pipe mode TO2 for analog PWM or digital ON OFF control while operating in 4 pipe mode O5 for digital ON OFF control Note that when using the second stage cooling the additional second stage cooler can be controlled only by the O5 output leaving the A1 A2 ...

Page 16: ... source has to be specified with the DIP switches 5 and 6 By default the sensor s type served by the controller s inputs S1 and S3 is the 10K3A1 NTC The temperature sensor type can be changed using the iSMA Tool software Figure 9 FCU connectors 3 8 1 Temperature Source iSMA B LP Touch Point Room Panel Figure 10 The LP Touch Point room panel set as a temperature source 3 8 2 Temperature Source Conn...

Page 17: ...erature control value source 3 8 3 Temperature Source Connected to S1 _ _ _ _ _ Figure 12 Returning air temperature sensor connected to S1 3 8 4 Temperature Source Connected to RS485 Network Figure 13 Temperature control value source set to the RS485 network For more information check the iSMA B FCU Application manual and iSMA B FCU Hardware manual ...

Page 18: ...p 8 Selecting Type of Fan Used Within the Project and its Connection Details There are many fan types the iSMA B FCU supports and it can be configured for the fan coil unit used in the project 3 9 1 Analog Controlled Fan Connection Figure 14 Analog controlled fan connection 3 9 2 1 Speed Fan Connection ...

Page 19: ...iSMA B FCU Quick Start up www ismacontrolli com DMP245en 1st Issue rev 1 04 2022 page 19 of 56 Figure 15 1 speed fan connection 3 9 3 2 Speeds Fan Connection Figure 16 2 speeds fan connection ...

Page 20: ...iSMA B FCU Quick Start up www ismacontrolli com DMP245en 1st Issue rev 1 04 2022 page 20 of 56 3 9 4 3 Speeds Fan Connection Figure 17 3 speeds fan connection ...

Page 21: ...e Connecting the temperature control value source is described in Step 7 of this manual In examples DIP switch sections 5 and 6 are set to OFF The 24 V power source for heater and cooler actuators can be taken from L2 N2 connectors If 2nd stages of heating or cooling is used check Step 6 for connection information 4 2 1 4 Pipe Installation with 1 Stage Digital Controlled Heating and Cooling and An...

Page 22: ...al Controlled Heating and Cooling and 1 Speed Fan Figure 20 4 pipe installation with 1 stage digital controlled heating and cooling and 1 speed fan 4 2 3 4 Pipe Installation with 1 Stage Digital Controlled Heating and Cooling and 2 Speeds Fan Figure 21 4 pipe installation with 1 stage digital controlled heating and cooling and 2 speeds fan ...

Page 23: ...lled Heating and Cooling and 3 Speeds Fan Figure 22 4 pipe installation with 1 stage digital controlled heating and cooling and 3 speeds fan 4 2 5 4 Pipe Installation with 1 Stage Analog Controlled Heating and Cooling and Analog Controlled Fan Figure 23 4 pipe installation with 1 stage analog controlled heating and cooling and analog controlled fan ...

Page 24: ...log Controlled Heating and Cooling and 1 Speed Fan Figure 24 4 pipe installation with 1 stage analog controlled heating and cooling and 1 speed fan 4 2 7 4 Pipe Installation with 1 Stage Analog Controlled Heating and Cooling and 2 Speeds Fan Figure 25 4 pipe installation with 1 stage analog controlled heating and cooling and 2 speeds fan ...

Page 25: ...alog Controlled Heating and Cooling and 3 Speeds Fan Figure 26 4 pipe installation with 1 stage analog controlled heating and cooling and 3 speeds fan 4 2 9 2 Pipe Installation with 1 Stage Digital Controlled Cooling and Analog Controlled Fan Figure 27 2 pipe installation with 1 stage digital controlled cooling and analog controlled fan ...

Page 26: ...ation with 1 Stage Digital Controlled Heating and 1 Speed Fan Figure 28 2 pipe installation with 1 stage digital controlled heating and 1 speed fan 4 2 11 2 Pipe Installation with 1 Stage Digital Controlled Cooling and 2 Speeds Fan Figure 29 2 pipe installation with 1 stage digital controlled cooling and 2 speeds fan ...

Page 27: ...nd 3 Speeds Fan Figure 30 2 pipe installation with 1 stage digital controlled heating and 3 speeds fan 4 2 13 2 Pipe Installation with 1 Stage Analog Controlled Cooling and Analog Controlled Fan Figure 31 2 pipe installation with 1 stage analog controlled cooling and analog controlled fan 2 Pipe Installation with 1 Stage Analog Controlled Heating and 1 Speed Fan ...

Page 28: ...04 2022 page 28 of 56 Figure 32 2 pipe installation with 1 stage analog controlled heating and 1 speed fan 4 2 14 2 Pipe Installation with 1 Stage Analog Controlled Cooling and 2 Speeds Fan Figure 33 2 pipe installation with 1 stage analog controlled cooling and 2 speeds fan ...

Page 29: ...smacontrolli com DMP245en 1st Issue rev 1 04 2022 page 29 of 56 4 2 15 2 Pipe Installation with 1 Stage Analog Controlled Heating and 3 Speeds Fan Figure 34 2 pipe installation with 1 stage analog controlled heating and 3 speeds fan ...

Page 30: ...tch settings for selecting a temperature source and fan type DIP Switch 1 2 3 4 5 6 7 8 Function FCU Pipe Mode Heating Cooling Control Temperat ure source Fan Off 4 pipe On 2 pipe Off 1 stage On 2 stage Off 1 stage On 2 stage Off digital On analog For configurati on see table above For configura tion see table above 1 4 pipe 1 stage heating 1 stage cooling Digital control iSMA B LP Touch Point roo...

Page 31: ...ntrol Room sensor SI3 2 speeds 8 4 pipe 1 stage heating 1 stage cooling Digital control Room sensor SI3 3 speeds 9 4 pipe 1 stage heating 1 stage cooling Digital control Returning air temperatu re sensor SI1 Analog control 10 4 pipe 1 stage heating 1 stage cooling Digital control Returning air temperatu re sensor SI1 1 speed 11 4 pipe 1 stage heating 1 stage cooling Digital control Returning air t...

Page 32: ...age heating 1 stage cooling Analog control iSMA B LP Touch Point room panel Analog control 18 4 pipe 1 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel 1 speed 19 4 pipe 1 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel 2 speeds 20 4 pipe 1 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel 3 speeds 21 4 pipe 1 s...

Page 33: ... control Returning air temperatu re sensor SI1 2 speeds 28 4 pipe 1 stage heating 1 stage cooling Analog control Returning air temperatu re sensor SI1 3 speeds 29 4 pipe 1 stage heating 1 stage cooling Analog control Temperat ure from Modbus network Analog control 30 4 pipe 1 stage heating 1 stage cooling Analog control Temperat ure from Modbus network 1 speed 31 4 pipe 1 stage heating 1 stage coo...

Page 34: ... heating 2 stage cooling Digital control Room sensor SI3 Analog control 38 4 pipe 1 stage heating 2 stage cooling Digital control Room sensor SI3 1 speed 39 4 pipe 1 stage heating 2 stage cooling Digital control Room sensor SI3 2 speeds 40 4 pipe 1 stage heating 2 stage cooling Digital control Room sensor SI3 3 speeds 41 4 pipe 1 stage heating 2 stage cooling Digital control Returning air temperat...

Page 35: ... stage cooling Digital control Temperat ure from Modbus network 2 speeds 48 4 pipe 1 stage heating 2 stage cooling Digital control Temperat ure from Modbus network 3 speeds 49 4 pipe 1 stage heating 2 stage cooling Analog control iSMA B LP Touch Point room panel Analog control 50 4 pipe 1 stage heating 2 stage cooling Analog control iSMA B LP Touch Point room panel 1 speed 51 4 pipe 1 stage heatin...

Page 36: ...atu re sensor SI1 Analog control 58 4 pipe 1 stage heating 2 stage cooling Analog control Returning air temperatu re sensor SI1 1 speed 59 4 pipe 1 stage heating 2 stage cooling Analog control Returning air temperatu re sensor SI1 2 speeds 60 4 pipe 1 stage heating 2 stage cooling Analog control Returning air temperatu re sensor SI1 3 speeds 61 4 pipe 1 stage heating 2 stage cooling Analog control...

Page 37: ...2 stage heating 1 stage cooling Digital control iSMA B LP Touch Point room panel 2 speeds 68 4 pipe 2 stage heating 1 stage cooling Digital control iSMA B LP Touch Point room panel 3 speeds 69 4 pipe 2 stage heating 1 stage cooling Digital control Room sensor SI3 Analog control 70 4 pipe 2 stage heating 1 stage cooling Digital control Room sensor SI3 1 speed 71 4 pipe 2 stage heating 1 stage cooli...

Page 38: ...cooling Digital control Temperat ure from Modbus network Analog control 78 4 pipe 2 stage heating 1 stage cooling Digital control Temperat ure from Modbus network 1 speed 79 4 pipe 2 stage heating 1 stage cooling Digital control Temperat ure from Modbus network 2 speeds 80 4 pipe 2 stage heating 1 stage cooling Digital control Temperat ure from Modbus network 3 speeds 81 4 pipe 2 stage heating 1 s...

Page 39: ...control Room sensor SI3 2 speeds 88 4 pipe 2 stage heating 1 stage cooling Analog control Room sensor SI3 3 speeds 89 4 pipe 2 stage heating 1 stage cooling Analog control Returning air temperatu re sensor SI1 Analog control 90 4 pipe 2 stage heating 1 stage cooling Analog control Returning air temperatu re sensor SI1 1 speed 91 4 pipe 2 stage heating 1 stage cooling Analog control Returning air t...

Page 40: ...ting 2 stage cooling Digital control iSMA B LP Touch Point room panel Analog control 98 4 pipe 2 stage heating 2 stage cooling Digital control iSMA B LP Touch Point room panel 1 speed 99 4 pipe 2 stage heating 2 stage cooling Digital control iSMA B LP Touch Point room panel 2 speeds 100 4 pipe 2 stage heating 2 stage cooling Digital control iSMA B LP Touch Point room panel 3 speeds 101 4 pipe 2 st...

Page 41: ...control Returning air temperatu re sensor SI1 2 speeds 108 4 pipe 2 stage heating 2 stage cooling Digital control Returning air temperatu re sensor SI1 3 speeds 109 4 pipe 2 stage heating 2 stage cooling Digital control Temperat ure from Modbus network Analog control 110 4 pipe 2 stage heating 2 stage cooling Digital control Temperat ure from Modbus network 1 speed 111 4 pipe 2 stage heating 2 sta...

Page 42: ...e heating 2 stage cooling Analog control Room sensor SI3 Analog control 118 4 pipe 2 stage heating 2 stage cooling Analog control Room sensor SI3 1 speed 119 4 pipe 2 stage heating 2 stage cooling Analog control Room sensor SI3 2 speeds 120 4 pipe 2 stage heating 2 stage cooling Analog control Room sensor SI3 3 speeds 121 4 pipe 2 stage heating 2 stage cooling Analog control Returning air temperat...

Page 43: ...ge cooling Analog control Temperat ure from Modbus network 2 speeds 128 4 pipe 2 stage heating 2 stage cooling Analog control Temperat ure from Modbus network 3 speeds 129 2 pipe 1 stage heating 1 stage cooling Digital control iSMA B LP Touch Point room panel Analog control 130 2 pipe 1 stage heating 1 stage cooling Digital control iSMA B LP Touch Point room panel 1 speed 131 2 pipe 1 stage heatin...

Page 44: ...u re sensor SI1 Analog control 138 2 pipe 1 stage heating 1 stage cooling Digital control Returning air temperatu re sensor SI1 1 speed 139 2 pipe 1 stage heating 1 stage cooling Digital control Returning air temperatu re sensor SI1 2 speeds 140 2 pipe 1 stage heating 1 stage cooling Digital control Returning air temperatu re sensor SI1 3 speeds 141 2 pipe 1 stage heating 1 stage cooling Digital c...

Page 45: ...e 1 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel 2 speeds 148 2 pipe 1 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel 3 speeds 149 2 pipe 1 stage heating 1 stage cooling Analog control Room sensor SI3 Analog control 150 2 pipe 1 stage heating 1 stage cooling Analog control Room sensor SI3 1 speed 151 2 pipe 1 stage heating 1 stage coo...

Page 46: ...oling Analog control Temperat ure from Modbus network Analog control 158 2 pipe 1 stage heating 1 stage cooling Analog control Temperat ure from Modbus network 1 speed 159 2 pipe 1 stage heating 1 stage cooling Analog control Temperat ure from Modbus network 2 speeds 160 2 pipe 1 stage heating 1 stage cooling Analog control Temperat ure from Modbus network 3 speeds 161 2 pipe 1 stage heating 2 sta...

Page 47: ...ntrol Room sensor SI3 2 speeds 168 2 pipe 1 stage heating 2 stage cooling Digital control Room sensor SI3 3 speeds 169 2 pipe 1 stage heating 2 stage cooling Digital control Returning air temperatu re sensor SI1 Analog control 170 2 pipe 1 stage heating 2 stage cooling Digital control Returning air temperatu re sensor SI1 1 speed 171 2 pipe 1 stage heating 2 stage cooling Digital control Returning...

Page 48: ...ge heating 2 stage cooling Analog control iSMA B LP Touch Point room panel Analog control 178 2 pipe 1 stage heating 2 stage cooling Analog control iSMA B LP Touch Point room panel 1 speed 179 2 pipe 1 stage heating 2 stage cooling Analog control iSMA B LP Touch Point room panel 2 speeds 180 2 pipe 1 stage heating 2 stage cooling Analog control iSMA B LP Touch Point room panel 3 speeds 181 2 pipe ...

Page 49: ...control Returning air temperatu re sensor SI1 2 speeds 188 2 pipe 1 stage heating 2 stage cooling Analog control Returning air temperatu re sensor SI1 3 speeds 189 2 pipe 1 stage heating 2 stage cooling Analog control Temperat ure from Modbus network Analog control 190 2 pipe 1 stage heating 2 stage cooling Analog control Temperat ure from Modbus network 1 speed 191 2 pipe 1 stage heating 2 stage ...

Page 50: ...heating 1 stage cooling Digital control Room sensor SI3 Analog control 198 2 pipe 2 stage heating 1 stage cooling Digital control Room sensor SI3 1 speed 199 2 pipe 2 stage heating 1 stage cooling Digital control Room sensor SI3 2 speeds 200 2 pipe 2 stage heating 1 stage cooling Digital control Room sensor SI3 3 speeds 201 2 pipe 2 stage heating 1 stage cooling Digital control Returning air tempe...

Page 51: ...stage cooling Digital control Temperat ure from Modbus network 2 speeds 208 2 pipe 2 stage heating 1 stage cooling Digital control Temperat ure from Modbus network 3 speeds 209 2 pipe 2 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel Analog control 210 2 pipe 2 stage heating 1 stage cooling Analog control iSMA B LP Touch Point room panel 1 speed 211 2 pipe 2 stage hea...

Page 52: ...tu re sensor SI1 Analog control 218 2 pipe 2 stage heating 1 stage cooling Analog control Returning air temperatu re sensor SI1 1 speed 219 2 pipe 2 stage heating 1 stage cooling Analog control Returning air temperatu re sensor SI1 2 speeds 220 2 pipe 2 stage heating 1 stage cooling Analog control Returning air temperatu re sensor SI1 3 speeds 221 2 pipe 2 stage heating 1 stage cooling Analog cont...

Page 53: ... stage heating 2 stage cooling Digital control iSMA B LP Touch Point room panel 2 speeds 228 2 pipe 2 stage heating 2 stage cooling Digital control iSMA B LP Touch Point room panel 3 speeds 229 2 pipe 2 stage heating 2 stage cooling Digital control Room sensor SI3 Analog control 230 2 pipe 2 stage heating 2 stage cooling Digital control Room sensor SI3 1 speed 231 2 pipe 2 stage heating 2 stage co...

Page 54: ...ooling Digital control Temperat ure from Modbus network Analog control 238 2 pipe 2 stage heating 2 stage cooling Digital control Temperat ure from Modbus network 1 speed 239 2 pipe 2 stage heating 2 stage cooling Digital control Temperat ure from Modbus network 2 speeds 240 2 pipe 2 stage heating 2 stage cooling Digital control Temperat ure from Modbus network 3 speeds 241 2 pipe 2 stage heating ...

Page 55: ...ontrol Room sensor SI3 2 speeds 248 2 pipe 2 stage heating 2 stage cooling Analog control Room sensor SI3 3 speeds 249 2 pipe 2 stage heating 2 stage cooling Analog control Returning air temperatu re sensor SI1 Analog control 250 2 pipe 2 stage heating 2 stage cooling Analog control Returning air temperatu re sensor SI1 1 speed 251 2 pipe 2 stage heating 2 stage cooling Analog control Returning ai...

Page 56: ...2 stage heating 2 stage cooling Analog control Temperat ure from Modbus network 1 speed 255 2 pipe 2 stage heating 2 stage cooling Analog control Temperat ure from Modbus network 2 speeds 256 2 pipe 2 stage heating 2 stage cooling Analog control Temperat ure from Modbus network 3 speeds Table 8 All available DIP switch configurations ...