E E ELEKTRONIK EE355 Dew Point Sensor User Guide
- June 9, 2024
- E E ELEKTRONIK
Table of Contents
QUICK GUIDE
EE355 – Dew Point Sensor down to -60 °C Td (-76 °F Td)
(Full User Manual at www.epluse.com/ee355)
Electrical Connection
Please note:
To meet the EMC Directive 2014/30/EU a shielded connection cable must be used.
Pin number| Function| Wire colours for accessory:
– Connection cable HA010819/20/21
---|---|---
1| Supply voltage| brown
2| Output 4 – 20 mA| white
3| GND| blue
4| RS485 A (D+)| black
5| RS485 B (D-)| grey
Modbus Setup
Factory default setup:
| Baudrate | Data | Parity | Stop bits | Modbus adress |
|---|---|---|---|---|
| 9600 | 8 | Even | One | 243 |
Device address, baud rate, parity and stop bits can be set via:
-
EE-PCS, Product Configuration Software and the appropriate configuration cable HA011013.
The EE-PCS can be downloaded free of charge from www.epluse.com/Configurator. -
Modbus protocol in the register 60001 (0x00) and 60002 (0x01).
See Application Note Modbus AN0103 (available on www.epluse.com/ee355)
INFO (read register):
Parameter| Register number 1) [DEC]| Protocol Address
2) [HEX]
Read register: function code 0x03 / 0x04
Serial number (as ASCII)| 1| 0x00
Firmware version| 9| 0x08
INTEGER 16 bit
Parameter| Register number 1) [DEC]| Protocol Address
2) [HEX]
Write register: function code 0x06
Modbus address (Slave ID)| 1| 0x00
Modbus protocol settings3)| 2| 0x01
- Register number starts from 1.
- Protocol address starts from 0.
- For Modbus protocol settings see Application Note Modbus AN0103 (available on www.epluse.com/ee355).
Modbus Register Map
FLOAT 32 bit:
Parameter| SI Unit| US/GB Unit| Register number 1)
[Dec]| Register address 2) [HEX]
Read register: function code 0x03 / 0x04
Temperature T| °C| °F| 26| 0x19
Relative humidity RH, Uw| %RH| %RH| 28| 0x1B
Water vapour partial pressure e’| mbar| psi| 30| 0x1D
Dew point temperature Td| °C| °F| 32| 0x1F
Frost point temperature Tf| °C| °F| 42| 0x29
Volume concentration Wv| ppm| ppm| 60| 0x3B
INTEGER 16 bit:
Parameter| Register number 1) [Dec]| Register address
2) [HEX]
Read register: function code 0x03 / 0x04
State of auto-calibration 0 … normal operation
1 … auto-calibration active| | | 501| 0x1F4
Write register: function code 0x06
Modbus address (Slave ID)| | 1| 0x00
RS485 data transmission| | | 2| 0x01
- Register number starts from 1.
- Register address starts from 0.
Installation
Please note:
Remove the protection cap just before installation.
INFORMATION
+43 7235 605 0 /info@epluse.com
E+E Elektronik Ges.m.b.H.
Langwiesen 7 • 4209 Engerwitzdorf • Austria
Tel: +43 7235 605-0 • Fax: +43 7235 605-8
info@epluse.com •
www.epluse.com
LG Linz Fn 165761 t • VAT No. ATU44043101
Place of Jurisdiction: A-4020 Linz • DVR0962759 QG_EE355 // v1.4 //
Modification rights reserved // 302739
Documents / Resources
| E E
ELEKTRONIK EE355 Dew Point
Sensor
[pdf] User Guide
EE355 Dew Point Sensor, EE355, Dew Point Sensor, Point Sensor, Sensor
---|---
| E E
ELEKTRONIK EE355 Dew Point
Sensor
[pdf] User Manual
EE355 Dew Point Sensor, EE355, Dew Point Sensor, Point Sensor, Sensor
References
- Sensor Technology: Humidity, CO2, Flow & Temperature Measurement
- Download-Center
- Dew point sensor / transmitter for industrial drying processes