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Summary of Contents for E+E Elektronik EE355
- Page 1 User Manual EE355 Dew Point Sensor down to -60 °C Td (-76 °F Td)
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Page 2: Table Of Contents
User Manual EE355 Content General Information ............................3 Explanation of Warning Notices and Symbols .................... 3 Safety Instructions (Genau checken, ob alles drinnen ist) ................4 1.2.1. General Safety Instructions ..........................4 1.2.2. Intended Use ..............................4 1.2.3. Mounting, Start-up and Operation ........................4 Environmental Aspects.......................... -
Page 3: General Information
All rights reserved by E+E Elektronik Ges.m.b.H. No part of this document may be reproduced, published or publicly displayed in any form or by any means, nor may its contents be modified, translated, adapted, sold or disclosed to a third party without prior written permission of E+E Elektronik Ges.m.b.H. -
Page 4: Safety Instructions (Genau Checken, Ob Alles Drinnen Ist)
1.2.2. Intended Use The EE355 is intended for the dew point temperature (Td) measurement of compressed air and other non- corrosive and non-flammable gases at pressures. The sensor can be installed in a pressurized system up to 80 bar (1 160 psi). The probe is pressure-tight and has leak rate B according to EN 12266-1. -
Page 5: Environmental Aspects
The electronics shall be disposed of correctly as electronics waste. 2 Scope of Supply ▪ EE355 Dew Point Sensor down to -60 °C Td (-76 °F), according to ordering guide ▪ M12x1 cable connector, 5 pole socket, straight (included if order code AC2 is selected) ▪... -
Page 6: Product Description
3 Product Description General The compact EE355 Dew Point Sensor with a measuring range down to -60 °C Td (-75 °F Td) and a robust stainless steel enclosure is ideal for OEM (Original Equipment Manufacturer) applications in compressed air systems, plastic dryers and industrial drying processes. -
Page 7: Electrical Connection
The manufacturer cannot be held responsible for personal injuries or damage to property as a result of incorrect handling, installation, wiring, power supply and maintenance of the device. The EE355 is electrically connected via the 5-pole M12x1 plug. An attachable connector with a 5-pole socket is included. -
Page 8: Measuring Range And Accuracy
User Manual EE355 Measuring Range and Accuracy The EE355 has an accuracy of ±2 °C specified within the measuring range -60...+60 °C dew point. Measuring Signal Limitation at medium temperature ≤20 °C Td limitation = -80 °C at medium temperature >20 °C Td limitation = medium temperature -100 °C e.g. -
Page 9: Sensor Installation Directly Into The Process
User Manual EE355 Sensor Installation Directly into the Process For direct installation in the pipeline, a shut-off valve should be installed on both sides of the process. The sensor can therefore be easily removed for maintenance and calibration work. PLEASE NOTE It is not permitted to use a sealing ring with a NPT 1/2"... -
Page 10: Setup And Configuration
Please refer to chapter 7 Accessories in this document and to the EE371 datasheet. 5 Setup and Configuration The EE355 is ready to use and does not require any configuration by the user. The factory setup of the EE355 corresponds to the type number ordered. Please refer to the datasheet at www.epluse.com/ee355. -
Page 11: Digital Interface Rs485 With Modbus Rtu Protocol
Digital Interface RS485 with Modbus RTU Protocol PLEASE NOTE ▪ The EE355 can be used in Modbus networks based on RS485. Therefore, the RS485 specifications have to be observed, especially regarding unit loads and bus termination. ▪ For proper function, the power supply must be strong enough to ensure supply voltage within the specified range (refer to chapter 8 Technical Data) at any time and at all devices in the bus. - Page 12 EE355 registers for device setup INFO ▪ The Working pressure is implemented in the Modbus map only for the EE355 with Firmware Version 2.00-Rev 01 and higher. Dew Point Sensor down to -60 °C Td (-76 °F Td) | 12...
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Page 13: Modbus Register Map
Modbus address Modbus protocol settings 1) The choice of measurement units (metric or non-metric) must be done according to the ordering guide, see EE355 datasheet. Switching from metric to non-metric or vice versa by using the PCS10 is not possible. -
Page 14: Modbus Rtu Example
The E355’s Modbus address is 243 [0xF3]. Please refer to ▪ MODBUS APPLICATION PROTOCOL SPECIFICATION V1.1b3, chapter 6: www.modbus.org/docs/Modbus_Application_Protocol_V1_1b3.pdf ▪ E+E Application Note Modbus AN0103 (available at www.epluse.com/ee355) Read the temperature (FLOAT32) T = 25.087642669677734375 °C from register address 0x19: Master (e.g. PLC) EE355 Request [Hex]: Modbus... -
Page 15: Maintenance And Service
User Manual EE355 6 Maintenance and Service Calibration and Adjustment The EE355 can be calibrated / adjusted with the help of the PCS10. For this purpose, the probe needs to be connected to a PC via a Modbus configuration adapter. Definitions ▪... -
Page 16: Cleaning The Sensing Element
Any attempt to clean the sensing element mechanically such as rubbing or brushing will certainly lead to its irreversible damage. ▪ For cleaning instructions please refer to www.epluse.com/ee355. Repairs Repairs may be carried out by the manufacturer only. The attempt of unauthorized repair excludes any warranty claims. -
Page 17: Technical Data
FLOAT32 and INT16 Temperature dependency ±5 ppm of the measuring range / °C (Deviating from 20 °C) 1) Find more details about communication setting in the User Manual and the Modbus Application Note at www.epluse.com/ee355. General 18 - 28 V DC Power supply class III USA &... -
Page 18: Conformity
User Manual EE355 9 Conformity Declarations of Conformity E+E Elektronik Ges.m.b.H. hereby declares that the product complies with the respective regulations listed below: European directives and standards. UK statutory instruments and designated standards. Please refer to the product page at www.epluse.com/ee355... - Page 19 E+E Elektronik Italia S.R.L. T +39 02 2707 86 36 info.it@epluse.com E+E Elektronik Korea Ltd. T +82 31 732 6050 info.kr@epluse.com E+E Elektronik Corporation T +1 847 490 0520 info.us@epluse.com BA_EE355 | Version v1.6 | 05-2024 © Copyright E+E Elektronik Ges.m.b.H. | All rights reserved.
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