Modbus TCP/IP []

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====== Modbus TCP/IP ======

**Unit ID: 1**

Supported Modbus TCP/IP function codes:
  * Read Holding Registers (0x03)
  * Write Single Register (0x06)
  * Write Multiple Registres (0x10)
===== Holding Registers=====

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^  Variable                                                    ^  PLC variable                  ^  Address      ^  Access  ^  Data type  ^  Description                                                                                                                                            ^
^ Sensors (si=sensor index 0..120; 0=unassigned (new) sensor)                                                                                                                                                                                                                                 ||||||
| **Index**                                                    | si                             |  10 * si + 0  |  RW      |  I16        | Sensor index (si); when changed sensor will be moved to new index, but only if new space is empty                                                       |
| **Status**                                                   | th_status[si]                  |  10 * si + 1  |  RO      |  I16        | Temperature sensor status \\ 0 = no sensor, \\ 1 = OK, \\ 2 = Error, no response                                                                        |
| **Temperature**                                              | th_temperature[si]             |  10 * si + 2  |  RO      |  I16        | Measured temperature in 0.1 °C (234 = 23,4 °C)                                                                                                          |
| **Humidity**                                                 | th_humidity[si]                |  10 * si + 3  |  RW      |  I16        | Measured relative humidity in 0.1 %RH (654 = 65,4 %RH)                                                                                                  |
| **Alarm Temperature HI**                                     | th_temperature_alarm_hi[si]    |  10 * si + 4  |  RW      |  I16        | Measured temperature over set high limit\\ 0 = idle\\ 1 = alarm                                                                                         |
| **Alarm Temperature LO**                                     | th_temperature_alarm_lo[si]    |  10 * si + 5  |  RW      |  I16        | Measured temperature below set low limit\\ 0 = idle\\ 1 = alarm                                                                                         |
| **Alarm Humidity HI**                                        | th_humidity_alarm_hi[si]       |  10 * si + 6  |  RW      |  I16        | Measured humidity over set high limit\\ 0 = idle\\ 1 = alarm                                                                                            |
| **Alarm Humidity LO**                                        | th_humidity_alarm_lo[si]       |  10 * si + 7  |  RO      |  I16        | Measured humidity below set low limit\\ 0 = idle\\ 1 = alarm                                                                                            |
| Spare                                                        | 0                              |  10 * si + 8  |  RO      |  I16        | 0                                                                                                                                                       |
| Spare                                                        | 0                              |  10 * si + 9  |  RO      |  I16        | 0                                                                                                                                                       |
^ Statistics                                                                                                                                                                                                                                                                                  ||||||
| **Sensors count**                                            | th_count_all                   |  1210         |  RO      |  I16        | The number of all sensors that are configured                                                                                                           |
| **Sensors OK**                                               | th_count_ok                    |  1211         |  RO      |  I16        | The number of all sensors communicating correctly                                                                                                       |
| **Sensors Error**                                            | th_count_err                   |  1212         |  RO      |  I16        | Number of all sensors not responding (not communicating)                                                                                                |
| **Sensors Alarm**                                            | th_count_alarm                 |  1213         |  RO      |  I16        | The number of all sensors that are in alarm (temperature or humidity outside the set limits; if the limits are set)                                     |
| **Average temperature**                                      | th_temperature_avg             |  1214         |  RO      |  I16        | Average temperature of all sensors communicating properly                                                                                               |
| **Minimal temperature**                                      | th_temperature_min             |  1215         |  RO      |  I16        | The minimum temperature of all sensors communicating properly                                                                                           |
| **Maximal temperature**                                      | th_temperature_max             |  1216         |  RO      |  I16        | The maximum temperature of all sensors that communicate correctly                                                                                       |
| **Average humidity**                                         | th_humidity_avg                |  1217         |  RO      |  I16        | Average relative humidity of all sensors communicating correctly                                                                                        |
| **Minimal humidity**                                         | th_humidity_min                |  1218         |  RO      |  I16        | Minimum relative humidity of all sensors communicating properly                                                                                         |
| **Maximal humidity**                                         | th_humidity_max                |  1219         |  RO      |  I16        | Maximum relative humidity of all sensors communicating correctly                                                                                        |
| Spare                                                        | 0                              |  1220-1229    |  RO      |  i16        | 0                                                                                                                                                       |
^ General settings                                                                                                                                                                                                                                                                            ||||||
| **Temperature HI Limit**                                     | th_temperature_alarm_hi_limit  |  1230         |  RW      |  I16        | Limit for temperature HI alarm in 0.1 °C (500 = 50,0 °C); 0 = No temperature HI alarm                                                                   |
| **Temperature HI Clear**                                     | th_temperature_alarm_hi_clear  |  1231         |  RW      |  I16        | Limit for clear of temperature HI alarm in 0.1 °C (450 = 45,0 °C), must be lower than Temperature HI Limit; 0 = No auto clear of temperature HI alarm   |
| **Temperature LO Limit**                                     | th_temperature_alarm_lo_limit  |  1232         |  RW      |  I16        | Limit for temperature LO alarm in 0.1 °C (50 = 5,0 °C); 0 = No temperature LO alarm                                                                     |
| **Temperature LO Clear**                                     | th_temperature_alarm_lo_clear  |  1233         |  RW      |  I16        | Limit for clear of temperature LO alarm in 0.1 °C (100 = 10,0 °C), must be higher than Temperature LO Limit; 0 = No auto clear of temperature LO alarm  |
| **Humidity HI Limit**                                        | th_humidity_alarm_hi_limit     |  1234         |  RW      |  I16        | Limit for humidity HI alarm in 0.1 %RH (500 = 50,0 %RH); 0 = No humidity HI alarm                                                                       |
| **Humidity HI Clear**                                        | th_humidity_alarm_hi_clear     |  1235         |  RW      |  I16        | Limit for clear of humidity HI alarm in 0.1 %RH (450 = 45,0 %RH), must be lower than Humidity HI Limit; 0 = No auto clear of humidity HI alarm          |
| **Humidity LO Limit**                                        | th_humidity_alarm_lo_limit     |  1236         |  RW      |  I16        | Limit for humidity LO alarm in 0.1 %RH (50 = 5,0 %RH); 0 = No humidity LO alarm                                                                         |
| **Humidity LO Clear**                                        | th_humidity_alarm_lo_clear     |  1237         |  RW      |  I16        | Limit for clear of humidity LO alarm in 0.1 %RH (100 = 10,0 %RH), must be higher than humidity LO Limit; 0 = No auto clear of humidity LO alarm         |
| Spare                                                        | 0                              |  1238         |  RO      |  I16        | 0                                                                                                                                                       |
| Spare                                                        | 0                              |  1239         |  RO      |  I16        | 0                                                                                                                                                       |