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Summary of Contents for Itho Daalderop I2C
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Itho Daalderop I²C Modbus Module Manual 1. Safety and regulations Do not use the product for purposes other than those ● for which it is intended, as described in the manual. Do not use the product in the vicinity of flammable or ●...
2. Application 5. Installation The I²C Modbus Module (IMM) allows heat pump ä Caution! operating data and settings to be accessed over Modbus. In addition, certain settings can be changed over Modbus Route the cables safely so they do not become and (temporary) intervention in heat pump control is pinched.
6.2. Communication settings Switch Description Position I²C Service Port pull-up ON/OFF resistor The IMM supports multiple Modbus configurations to Modbus 120 ohm termination ON/OFF adjust the baud rate, parity and stop bit options. The resistor communication settings are adjusted in the IMM registers.
sensor data, component statuses, etc. Error codes can be read in the same way. Consult the Table: Actual data on page 5 to see which data types can be retrieved, what these data types mean, and which Modbus registers are associated with them. 7.2.
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8. Tables This chapter describes the available Modbus registers in the IMM. The related data type is stated for each register. More information about the data type can be found in Section 8.5. 8.1. Table: Actual data Index Description Explanation Unit Register Data type...
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Index Description Explanation Unit Register Data type CH/DHW valve position (only in single condensor units) Out_CH_valve 0: CH 4050 0x00 50: Medium position 100: DHW Compressor Out_C1 0: Off 4052 0x0C 1: On Electric element Out_Ele 0: Off 4054 0x0C 1: On Trickle heating Out_Trickle...
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Index Description Explanation Unit Register Data type Control from gateway when bit value is 1: Bit 0: Tariff determined by gateway Bit 1: Compressor blocked Bit 2: - Bit 3: CH element released Bit 4: DHW element released Bit 5: Remote venting task_active Bit 6: Remote water heater mode MFT active 4088...
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Index Description Explanation Unit Register Data type DhwModeBlocked DHW mode blocked 4150 0x0C FcMode Blocked Free cooling mode blocked 4152 0x0C VentModeBlocked Venting mode blocked 4154 0x0C ElBlocked Electric element blocked 4156 0x0C ElDHWBlocked DHW electric element blocked 4158 0x0C ComprBlocked Compressor blocked 4160...
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Index Description Explanation Unit Register Data type Remaining heating blocking time due to external externalHeatingBlockingTimer 4344 0x10 cooling contact Valid current time received from IthoDaalderop UTCtimeValid 4252 0x00 monitoring Remaining source pump low speed time after srcPumpRampUpTimer 4254 0x10 start Time when return temperature is too low to SourceReturnTempTooLow 4256...
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8.2. Table: Settings Read Write Data Index Description Unit Min. Max. register register type Hardware version 4501 — 0x20 Hardware version number (see Hardware Type tab) Installation year 2009 2099 4503 — 0x10 Installation date 3112 4504 — 0x10 Outside sensor data Outside temperature sensor connected to WPU 0: No 1: Yes...
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Read Write Data Index Description Unit Min. Max. register register type Water heater low tariff setpoint °C 4516 6016 0x91 See setting 67 Water heater setpoint differential Only applicable when a Spider thermostat is connected, but regardless of whether in ECO or Comfort mode, the DHW tank is heated weekly to an elevated temperature after the start time.
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Read Write Data Index Description Unit Min. Max. register register type Offset for cooling Cooling offset. Sets the offset between the heating 4533 6033 0x01 setpoint and cooling setpoint. Cooling offset differential Information for MFT thermostat. Starts cooling when the room temperature is above the cooling 4534 —...
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8.4. Table: External control Index Description Explanation Unit Min. Max. Register Data type Outside temp Outside temperature °C 6101 0x92 High/low tariff High/low tariff 6102 0x00 Source pump speed Source pump speed 6103 0x00 Max. rel. modulation level Heat demand percentage 6104 0x00 Electric element released...
9. Practical examples This chapter describes some practical examples of how certain functions in the heat pump can be enabled or 9.2. Heating used. The heating demand can be overruled by overriding the demand from the thermostat by 0% via external control. 9.1.
10. Declarations EU declaration of conformity This declaration of conformity is issued under the sole responsibility of: Itho Daalderop BV Postbus 7 4000 AA Tiel The Netherlands Communication module – I²C Modbus Module (03-00638) ● The product is in conformity with the relevant Union harmonisation legislation.
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The Netherlands Belgium E info@ithodaalderop.nl E info@ithodaalderop.be I www.ithodaalderop.nl I www.ithodaalderop.be Consumers Consumers/Professionals Please consult your installer or service T 02 207 96 30 organisation. Service requests only I www.ithodaalderop.nl/dealerlocator E service@ithodaalderop.be Professionals | Technical helpdesk T 088 427 57 70 E idsupport@ithodaalderop.nl...
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Do you have a question about the I2C and is the answer not in the manual?
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