elsner elektronik KNX eTR 101-BA2 Page 9 Installation And Adjustment Download

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Transfer protocol

Room Temperature Controller KNX eTR 101-BA2

• Version: 20.04.2021 • Technical changes and errors excepted.

Transfer protocol

Units:

Temperatures in degrees Celsius

6.1.

List of all communication objects

Abbreviation flags:

Communication

Read

W Write
T

Transfer

Update

Text

Function

Flags

DPT type

Size

Software version

Output

R-CT

[217.1] DPT_Ver-
sion

2 Bytes

LED brightness in %

Input

-WC-

[5.1] DPT_Scal-
ing

1 Byte

Switch LED

Input

-WC-

[1.1] DPT_Switch 1 Bit

Temperature sensor: malfunction

Output

R-CT

[1.1] DPT_Switch 1 Bit

Temperature sensor: measured
value external

Input

-WCT

[9.1] DPT_Val-
ue_Temp

2 Bytes

Temperature sensor: measured
value

Output

R-CT

[9.1] DPT_Val-
ue_Temp

2 Bytes

Temperature sensor: measured
value total

Output

R-CT

[9.1] DPT_Val-
ue_Temp

2 Bytes

Temperature sensor: measured
value min./max. query

Input

-WC-

[1.17] DPT_Trig-
ger

1 Bit

Temperature sensor: measured
value minimum

Output

R-CT

[9.1] DPT_Val-
ue_Temp

2 Bytes

Temperature sensor: measured
value maximum

Output

R-CT

[9.1] DPT_Val-
ue_Temp

2 Bytes

Temperature sensor: measured
value min./max. reset

Input

-WC-

[1.17] DPT_Trig-
ger

1 Bit

Temp.control: HVAC mode (prior-
ity 1)

Input

-WC-

[20.102] DPT_H-
VACMode

1 Byte

Temp.control: HVAC mode (prior-
ity 2)

Input

RWCT [20.102] DPT_H-

VACMode

1 Byte

Temp.control: Mode frost/heat
protection activt.

Input

RWCT [1.1] DPT_Switch 1 Bit

Temp.control: Block (1 = Blocking) Input

-WC-

[1.1] DPT_Switch 1 Bit

Temp.control: Current setpoint

Output

R-CT

[9.1] DPT_Val-
ue_Temp

2 Bytes

Summary of Contents for KNX eTR 101-BA2

Page 1: ...KNX eTR 101 BA2 RoomTemperature Controller with 2 A D Inputs Item numbers 71310 white 71312 black EN Installation and Adjustment ...

Page 2: ......

Page 3: ...isplay and operation at the device 4 5 1 Adjust room temperature 4 6 Transfer protocol 7 6 1 List of all communication objects 7 7 Setting the parameters 10 7 1 Behaviour on power failure restoration of power 10 7 2 General settings 11 7 3 Temperature measured value 11 7 4 Temperature PI controller 12 7 4 1 Heating control stage 1 2 18 7 4 2 Cooling control stage 1 2 20 7 5 Temperature threshold v...

Page 4: ...leshooting of the device must only be carried out by a competent electrician Safety advice Safety advice for working on electrical connections components etc DANGER indicates an immediately hazardous situation which will lead to death or severe injuries if it is not avoided WARNING indicates a potentially hazardous situation which may lead to death or severe injuries if it is not avoided CAUTION i...

Page 5: ... failure to observe the operating instructions will invalidate any warranty or guarantee claims Operate the device only as a fixed site installation i e only in assembled condition and after conclusion of all installation and operational start up tasks and only in the surroundings designated for it Elsner Elektronik is not liable for any changes in norms and standards which may occur after publica...

Page 6: ... on www elsner elektronik de in the Service menu There you will also find the product manual After the bus voltage has been applied the device will enter an initialisation phase lasting approx 5 seconds During this phase no information can be received or sent via the bus 4 Addressing the device The equipment is delivered with the individual address 15 15 255 This can be changed via the ETS The pro...

Page 7: ... basic setpoint shift Depending on the setting the current target value or the shift relative to the base setpoint is displayed The temperature can be changed by touching the buttons Target value display absolute value Display of the basic setpoint shift change compared to the basic setpoint of the control Tap Increase room temperature target temperature is increased Tap Lower room temperature tar...

Page 8: ...rns to the room temperature if no button is touched for 7 seconds Touch the or button briefly The current target temperature or the basic setpoint shift is displayed Tap Increase room temperature target temperature basic setpoint shift is increased Tap Lower room temperature target temperature basic setpoint shift is lowered General The step size for the change and the possible setting range are d...

Page 9: ...r measured value Output R CT 9 1 DPT_Val ue_Temp 2 Bytes 10 Temperature sensor measured value total Output R CT 9 1 DPT_Val ue_Temp 2 Bytes 11 Temperature sensor measured value min max query Input WC 1 17 DPT_Trig ger 1 Bit 12 Temperature sensor measured value minimum Output R CT 9 1 DPT_Val ue_Temp 2 Bytes 13 Temperature sensor measured value maximum Output R CT 9 1 DPT_Val ue_Temp 2 Bytes 14 Tem...

Page 10: ...tpoint Standby cool 1 0 Input WC 1 1 DPT_Switch 1 Bit 30 Temp control Setpoint Eco heat ing Input Output RWCT 9 1 DPT_Val ue_Temp 2 Bytes 31 Temp control Setpoint Eco heat ing 1 0 Input WC 1 1 DPT_Switch 1 Bit 32 Temp control Setpoint Eco cool ing Input Output RWCT 9 1 DPT_Val ue_Temp 2 Bytes 33 Temp control Setpoint Eco cool ing 1 0 Input WC 1 1 DPT_Switch 1 Bit 34 Temp control Control variable h...

Page 11: ...oldV 1 Switching output block Input WC 1 1 DPT_Switch 1 Bit 52 Temp threshold value 2 Meas ured value Input WC 9 1 DPT_Val ue_Temp 2 Bytes 53 Temp thresholdV 2 Absolute value Input Output RWCT 9 1 DPT_Val ue_Temp 2 Bytes 54 Temp thresholdV 2 1 0 Input WC 1 1 DPT_Switch 1 Bit 55 Temp thresholdV 2 Switching delay from 0 to 1 Input WC 7 5 DPT_Time PeriodSec 2 Bytes 56 Temp thresholdV 2 Switching dela...

Page 12: ...1 1 DPT_Switch 1 Bit 70 Push button 2 long term Output R CT 1 8 DPT_Up Down 1 Bit 71 Push button 2 short term Output R CT 1 10 DPT_Start 1 Bit 72 Push button 2 switching Output R CT 1 1 DPT_Switch 1 Bit 73 Push button 2 dimming Input Output RWCT 3 7 DPT_Con trol_Dimming 4 Bit 74 Push button 2 encoder 8 bit Output R CT 5 10 DPT_Val ue_1_Ucount 1 Byte 75 Push button 2 encoder 16 bit Output R CT 9 7 ...

Page 13: ...bject 7 for error messages Use Offsets to adjust the readings to be sent The unit can calculate a mixed value from its own reading and an external value Set the mixed value calculation if desired If an external portion is used all of the following settings are related to the overall read ing The display of KNX eTR 101 BA2 also shows the total measured value Send delay in seconds after reset and bu...

Page 14: ... call setting via objects is ignored Comfort standby eco and building protection modes may be used as necessary to control room temperature Comfort when present Standby when absent Eco as a night time mode and Frost heat protection building protection e g when the window is open The settings for the temperature control include the set point temperatures for the in dividual modes Objects are used t...

Page 15: ...s have the highest priority Objects Mode 1 Eco 0 Standby comfort mode activation and frost heat protection mode activation Select the mode to be activated after reset e g power failure reset of the line via the bus Default Then configure a temperature control block using the blocking object Specify when the current control variables are to be sent to the bus Periodic trans mission is safer if a me...

Page 16: ...ermine which value must be shown on the display Actual value only means that the currently measured temperature value or the mixed value defined is displayed A set point change using buttons is then not possible Set point base shift only means that the currently valid set point e g 21 5 C or the base set point shift e g 2 C is displayed depending on the set point settings Use the buttons to change...

Page 17: ...omfort mode is usually used for day time operation when people are present A start ing value is defined for the comfort set point as well as a temperature range in which the nominal value may be modified If set point values are entered separately If the comfort set point value is used as a basis If the comfort set point value is used as a basis an increase decrease relative to this value is set Di...

Page 18: ...t point values are entered separately A starting set point value is defined as well as a temperature range in which the set point value may be changed Reduction by up to in 0 1 C 1 100 50 Increase by up to in 0 1 C 1 100 50 Dead zone between heating and cooling in 0 1 C only if both heating and cooling are used without switching object 1 100 50 Heating initial set point in 0 1 C valid until first ...

Page 19: ... whether to use a shared variable for heating and cooling If the 2nd stage has a common variable this is also where you determine the control mode of the 2nd stage When using the actuating variable for a 4 6 way valve the following applies 0 100 heating 66 100 actuating variable OFF 50 actuating variable 0 100 cooling 33 0 actuating variable Reduce heating set point in 0 1 C for heating 0 200 50 I...

Page 20: ...Specify the deviation from the set point value at which the maximum control variable value is reached i e the point at which maximum heating power is activated Reset time shows how quickly the controller responds to deviations from the set point In the case of a short reset time the control responds with a fast increase of the control variable In the case of a long reset time the control responds ...

Page 21: ...ain In the case of a common control variable for heating and cooling 0 is always transmit ted as a fixed value 2 point control only stage 2 The 2 point control is used for systems which are only set to ON or OFF When blocked the control variable should not be sent send a specific value Value in only if a value is sent 0 100 Control type PI control Setting of the controller by Controller parameter ...

Page 22: ...rame ters see sections PI control with controller parameters and the application specified In the second stage thus only in the case of 2 stage cooling cooling is controlled via a PI or a 2 point control For explanations of the parameters see the corresponding sections On stage 2 the set point deviation between the two stages must also be specified i e beyond which set point value undershoot the s...

Page 23: ...riable for heating and cooling 0 is always transmit ted as a fixed value PI control with predetermined application This setting provides fixed parameters for a cooling ceiling Now specify what should be sent when the control is blocked On release the control variable follows the rule again 2 point control only stage 2 2 point control is used for systems which are only set to ON or OFF Control type...

Page 24: ...o the associated measured value that is received via the Temp threshold value X measured value object 7 5 1 Threshold value 1 2 Threshold value Decide in which cases threshold values and delay times received are to be kept per object The parameter is only taken into consideration if the setting by object is activat ed further down Please note that the setting After power restoration and program mi...

Page 25: ...ce the power supply is restored Set the hysteresis independently of the type of threshold value setting Switching output Set the behaviour of the switching output when a threshold value is exceeded under cut The output switching delay can be set using objects or directly as a parameter Threshold value setpoint using Parameter Communication objects Threshold in 0 1 C 300 800 200 Threshold value set...

Page 26: ... periodically on change to 0 and periodically Cycle is sent only if periodically is selected 5 s 10 s 30 s 2 h Use switching output block No Yes Assessment of the block object At value 1 block At value 0 release At value 0 block At value 1 release Blocking object value before first Commu nication 0 1 Switching output behaviour On blocking Do not send message 0 Send 1 Send On release with 2 second ...

Page 27: ...ing the button and when it will be sent Input as selector switch If a button with switch function is assigned to the input select the bus function Selec tor switch and specify if the button should switch when pressed released Use interface 1 2 No Yes Bus function Switch Changeover switch Shutter Blinds Awning Window Dimmer 8 bit encoder 16 bit encoder Scene activation scene saving Temperature sens...

Page 28: ...onal function for long button hold No Yes Time between short and long in 0 1 sec 0 50 10 Command when pressing the push button do not send telegram Command when releasing before time expires Switching do not send telegram Command when pressing the button Send 0 Send 1 Switching do not send telegram Command when releasing the button Send 0 Send 1 Switching do not send telegram Transmission behaviou...

Page 29: ...e 16 bit encoder bus function and specify which value will be sent Input for scenario control If the input is to be used for recalling and saving a scene select the bus function scene call up and decide whether the button should be used to save the scene as well keep pressed for longer Function Dimmer Button function brighter darker brighter darker Time between switching and dimming in 0 1 s 1 50 ...

Page 30: ...perated longer the drive will move up to the end position The time difference between short and long is set individually Scenario function Activate Activate and save Press key for longer than in 0 1 s Scenario saving only for saving 0 50 Bus function Temperature sensor NTC Use malfunction object Yes No Offset in 0 1 C 50 50 0 Use external measured value Yes No Ext Measured value portion of the tot...

Page 31: ...stops when the button is released Long holding release after Time 1 2 runs out Drive moves independently to the end position The movement can be interrupted by a short tap Behavior during button operation short stop increment long Up or Down Time between short and long in 0 1 seconds 1 50 10 Control mode Standard inverted Behavior during button operation short Up or Down long Stop Step Time betwee...

Page 32: ...ps as soon as the button is released Behavior during button operation Button is pushed and released before time 1 expired stop step held longer than time 1 Up or Down released between time 1 and 1 2 stop released after time 1 2 no more stop Time 1 0 0s 2 s 0 4 s Time 2 0 s 2 s 2 s Control mode Dead man s switch Behavior during button operation Push button Up or Down command Release button Stop com...

Page 33: ......

Page 34: ...mbH Control and Automation Engineering Sohlengrund 16 75395 Ostelsheim Phone 49 0 70 33 30 945 0 info elsner elektronik de Germany Fax 49 0 70 33 30 945 20 www elsner elektronik de Technical support 49 0 70 33 30 945 250 ...

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