SMC Networks HRS012-A Operation Manual page 4

HRX-OM-M091
Contents
4.8.3 Function code：16 Writing multiple registers .................................................................... 4-13
4.8.4 Function code：23 Reading/writing multiple registers ...................................................... 4-14
4.9 Negative response ................................................................................................... 4-16
4.10 Register Map ............................................................................................................ 4-17
4.10.1 Circulating fluid discharge temperature ............................................................................. 4-17
4.10.2 Circulating fluid discharge pressure .................................................................................. 4-17
4.10.3 Electric resistivity of the circulating fluid ............................................................................ 4-17
4.10.4 Status flag .......................................................................................................................... 4-18
4.10.5 Alarm flag........................................................................................................................... 4-19
4.10.6 Circulating fluid set temperature........................................................................................ 4-21
4.10.7 Operation Start Command ................................................................................................. 4-21
Chapter 5 Simple communication protocol function ...................... 5-1
5.1 Precautions for communication ............................................................................... 5-1
5.1.1 Precautions after wiring and before communication ........................................................... 5-1
5.1.2 Precautions for communicating ........................................................................................... 5-2
5.1.3 Precautions after the completion of the communication...................................................... 5-2
5.2 Communication specification................................................................................... 5-3
5.3 Setting and checking................................................................................................. 5-4
5.3.1 Setting and checking items.................................................................................................. 5-4
5.3.2 Setting and checking ........................................................................................................... 5-5
5.4 Communication sequence ...................................................................................... 5-11
5.5 Message configuration............................................................................................ 5-12
5.5.1 Message format .................................................................................................................5-12
5.5.2 Message example.............................................................................................................. 5-14
5.6 BCC ........................................................................................................................... 5-15
5.7 Command ................................................................................................................. 5-15
5.8 Command explanation ............................................................................................ 5-16
5.8.1 Command:PV1 Circulating fluid discharge temperature ................................................... 5-16
5.8.2 Command:SV1 Circulating fluid set temperature (R) ........................................................ 5-17
5.8.3 Command:SV1 Circulating fluid set temperature (W) ....................................................... 5-18
5.8.4 Command:LOC Key-lock setting (R) ................................................................................. 5-19
5.8.5 Command:LOC Key-lock setting (W) ................................................................................ 5-20
5.8.6 Command:STR Saves data (W) ........................................................................................ 5-21
5.9 Negative response ................................................................................................... 5-22
Chapter 6 Communication alarm function ....................................... 6-1
6.1 Communication alarm occurs .................................................................................. 6-1
6.2 Communication alarm reset...................................................................................... 6-2
6.3 Setting and checking................................................................................................. 6-2
6.3.1 Setting and checking items.................................................................................................. 6-2
6.3.2 Setting and checking ........................................................................................................... 6-3
HRS Series