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E+E Elektronik EE10 User Manual page 2

Hvac room transmitter for relative humidity and temperature with digital rs485 interface
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CoNNECtioN DiAGRAM
ee10 Digital interface
configuration connector
termination resistor
MoDBuS AND BACNEt
harDWare
The bus termination shall be realized with 120 Ohm resistor, switch on the board.
Very important:
For proper function the power supply must be strong enough to ensure supply voltage within the specified range (see technical
data) at any time and at all devices in the bus. This is particularly relevant when using long and thin cables which can cause high
voltage drop.
aDDress settings
1
0
0 0 0 0 0
0 0
0
aDDress sWitch
1
0
1 1 0 1 0
0 0
0
Bacnet infOs
Please see pics (product implementation conformance statement) Communication factory setting:
Baud rate: 38400
Data bit: 8
mODBus-map
Communication factory setting:
Baud rate: 9600
Data bit: 8
The factory setting for the Slave-ID is 236 as an integer 16Bit value. This ID can be customized in the register 60001 (0x00)
(value margin 1 - 247 permitted).
The serial number as ASCII-code is located at register address 30001-30008.
The firmware version
is located at register address
The measured values are saved as a 32Bit float value from 0x19 to 0x2F.
The required units (metric or non-metric) must be selected in the „Ordering guide", see EE10 data sheet.
FLoAt (read register):
Register
Communication
address
address
30026
0x19
30028
0x1B
30030
0x1D
30032
0x1f
30036
0x23
30038
0x25
30040
0x27
30042
0x29
Connection on the electronics board.
Screw terminals appropriate for daisy-chain wiring
Slave address setting via EE-PCS Product Configuration Software:
All switches at position 0 → address has to be set via configuration software
(factory setting: 236...Modbus / 5...BACnet).
Example: Slave address is set via configuration software.
slave address setting via Dip-switch:
Setting the Dip-Switch to any other address than 0 overwrites the slave address
set via configuration software.
Example: Slave address set to 11 (=00001011 binary).
Parity: no
Parity: even
30009.
Parameter
name
temperature
relative humidity
water vapour partial pressure
dew point temperature
absolute humidity
mixing ratio
specific enthalpy
frost point temperature
Stop bit: 1
Stop bit: 1
[°C], [°F]
[%]
[mbar], [psi]
[°C], [°F]
[g/m³], [g/ft³]
[g/kg], [gr/lb]
[kJ/kg], [BTU/lb]
[°C], [°F]
Output: 4-20 mA
iNFo (read register):
Register
Communication
address
address
30001
0x00
30009
0x08
iNtEGER (write register):*
Register
Communication
address
address
60001
0x00
60002
0x01
Parameter
name
Serial number
Firmware version
Parameter
name
Slave-ID (modbus addresse)
Modbus protocol settings*

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