APAR AR407, User Instruction

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The error codes are the same as in the case of the MODBUS-RTU protocol (Table 18.5)
Example 19.4. Error frame for a non-existing read register address:
0x00 - 0x00 - 0x00 - 0x00 - 0x00 - 0x05 - 0xFF - 0x84 - 0x02 - 0x0001
20. MAP OF DEVICE REGISTERS FOR THE MODBUS-RTU/TCP
Table 20. Map of registers for the MODBUS-RTU and MODBUS-TCP protocols
Register
address HEX
(DEC)
Range of variability
or value of the
register (HEX or DEC)
Description of register and access type
(R- read only register, R/W - read and write register)
0x00 (0) 0 not used R
0x01 (1) 407 device type identifier R
0x02 (2) 100 ÷ 999 recorder's software (firmware) version R
0x03 (3) -300 ÷ 800 temperature of the AR18x wired probe, resolution 0.1 °C , no comma R
0x04 (4) 0 ÷ 15
current status of outputs 1, 2, 3, 4: bits 3, 2, 1, 0 bit=1 means the output
is switched on
R
0x05 ÷ 0x0B 0 not used or reserved R
0x0C ÷ 0x1B -9999 ÷ 19999 value of measurement channels 1÷16 (in the U2 code, 1 register/channel, 16-bit) R
0x1C (28) 0 ÷ 6 day of the week in the internal RTC clock (counted based on the date) R
0x1D (29) 0x0101 ÷ 0x630C years (HB) and months (LB)
Internal real time clock ( RTC , chapter 12.10)
R/W
0x1E(30) 0x0100 ÷ 0x1F17 days (HB) and hours (LB) R/W
0x1F (31) 0x0000 ÷ 0x3B3B minutes (HB) and seconds (LB) R/W
0x20 (32) 0x0101 ÷ 0x630C years (HB) and months (LB)
Parameter Start of the time limit (chapter
12.2)
R/W
0x21 (33) 0x0100 ÷ 0x1F17 days (HB) and hours (LB) R/W
0x22 (34) 0x0000 ÷ 0x3B3B minutes (HB) and seconds (LB) R/W
0x23 (35) 0x0101 ÷ 0x630C years (HB) and months (LB)
Parameter End of the time limit (chapter
12.2)
R/W
0x24 (36) 0x0100 ÷ 0x1F17 days (HB) and hours (LB) R/W
0x25 (37) 0x0000 ÷ 0x3B3B minutes (HB) and seconds (LB) R/W
0x26 (38) 1 ÷ 28800
Parameter Data recording interval (chapter 12.2) – number of seconds [s] R/W
0x27 (39) 0 ÷ 5 Parameter Recording type (chapter 12.2) R/W
0x28 (40) 0 ÷ 15 Parameter Selection of permission channel (chapter 12.2) R/W
0x29 (41) -9999÷19999 Parameter Permission threshold value (chapter 12.2) R/W
0x2A (42) 0 ÷ 1 Parameter Archive storage memory (chapter 12.3) R/W
Configuration parameters for the measurement channel number KP = 0÷15, 0=channel 1, 15=channel 16; a description can be
found in chapter 12.4
0x2B + KP*11 0 ÷ 3
Parameter Assigned sensor type (chapter 12.4) R/W
0x2C + KP*11 0 ÷ 1 reserved
R
0x2D + KP*11 0 ÷ 9999 reserved
R
0x2E + KP*11 0 ÷ 16 Parameter Address of assigned sensor (ID) R/W
0x2F + KP*11 0 ÷ 9999 Parameter Register address to read for RS485 R/W
0x30 + KP*11 0 ÷ 3 Parameter Decimal dot position for the readout from the RS485 sensor R/W
0x31 + KP*11 -9999 ÷ 19999 Parameter Bottom of indication range for graphics R/W
0x32 + KP*11 -9999 ÷ 19999 Parameter Top of indication range for graphics R/W
0x33 + KP*11 0 ÷ 8
Parameter Assignment of alarm outputs R/W
0x34 + KP*11 0 ÷ 8
Parameter Assignment of measurement group R/W
0x35 + KP*11 0 ÷ 22
Parameter Background color R/W
Configuration parameters of an alarm channel numbered KA = 0 ÷ 3 (0=channel 1, 3=channel 4), description in chapter 12.6