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MIW-DXTH-RU-000 - с17 / 12 / 2015 10 - 11
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HOLDING REGISTERS
Data type Description Data Default Values
1Device slave address unsigned int. Modbus device address 1—247 1
2Modbus baud rate unsigned int. Modbus communication baud rate 1—4 2
1 =
2 =
3 =
4 =
9.600
19.200
38.400
57.600
3Modbus parity mode unsigned int. Parity check mode 0—2 1
0 =
1 =
2 =
8N1
8E1
8O1
4Device type unsigned int. Device type (Read only) DXTHX=1036
5HW version unsigned int. Hardware version of the device (Read only) XXXX 0 x 0110 = HW version 1.10
6FW version unsigned int. Firmware version of the device (Read only) XXXX 0x0120 = FW version 1.20
7Operating mode unsigned int. Enables Modbus control and disables the jumpers and
trimmers 0—1 00 =
1 =
Standalone mode
Modbus mode
8Output overwrite unsigned int. Enables the direct control over the outputs. Always settable.
Active only if holding register 7 is set to 1. 0—1 00 =
1 =
Disabled
Enabled
9-10 Reserved, returns 0
11 Temperature range signed int. Selects the temperature working range. Always settable.
Active only if holding register 7 is set to 1. 1—5 1
1 =
2 =
3 =
4 =
5 =
0—30 °C
10—40 °C
20—50 °C
0—50 °C
Custom
12 Relative humidity range signed int. Selects the relative humidity working range. Always
settable. Active only if holding register 7 is set to 1. 1—5 1
1 =
2 =
3 =
4 =
5 =
20—90 % rH
0—60 % rH
0—80 % rH
0—100 % rH
Custom
13 Minimum custom
temperature range signed int.
Minimum value of the custom temperature range. Always
settable. Active only if holding register 7 is set to 1 and
register 11 is set to 5.
0—Max 0100 = 10,0 °C
14 Maximum custom
temperature range signed int.
Maximum value of the custom temperature range. Always
settable. Active only if holding register 7 is set to 1 and
register 11 is set to 5.
Min—500 500 500 = 50,0 °C
15 Minimum custom relative
humidity range signed int.
Minimum value of the custom relative humidity range.
Always settable. Active only if holding register 7 is set to 1
and register 12 is set to 5.
0—Max 0200 = 20,0 % rH
16 Maximum custom relative
humidity range signed int.
Maximum value of the custom relative humidity range.
Always settable. Active only if holding register 7 is set to 1
and register 12 is set to 5.
Min—1.000 1.000 1.000 = 100,0 % rH
17 Temperature setpoint
relay 1 signed int. Selects the setpoint for the temperature relay switching.
Always settable. Active only if holding register 7 is set to 1. 0—500 250 250 = 25,0 °C
18 Relative humidity setpoint
relay 2 signed int.
Selects the setpoint for the relative humidity relay
switching. Always settable. Active only if holding register 7
is set to 1.
0—1.000 500 500 = 50,0 % rH
19-20 Reserved, returns 0
21
Analogue output 1
overwrite value for
temperature, Ao1
signed int.
Overwrite value for the temperature analogue output.
Always settable. Active only if holding registers 7 and 8
are set to 1.
0—1.000 00 =
1.000 =
0 %
100 %
22
Analogue output 2
overwrite value for relative
humidity, Ao2
signed int.
Overwrite value for the relative humidity analogue
output. Always settable. Active only if holding registers
7 and 8 are set to 1.
0—1.000 00 =
1.000 =
0 %
100 %
23-30 Reserved, returns 0
Если хотите узнать больше о протоколе обмена данных Modbus пожалуйста, посетите: http://www.modbus.org/docs/Modbus_over_serial_line_V1_02.pdf
DXTH КАНАЛЬНЫЙ ДАТЧИК / ПЕРЕКЛЮЧАТЕЛЬ
ТЕМПЕРАТУРЫ И ОТН. ВЛАЖНОСТИ