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Summary of Contents for Evikon PluraSens E2227
- Page 1 ® PluraSens Humidity & Temperature Transmitter E2227 User Manual...
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Page 2: Table Of Contents
E2227 Rev 17.05.2021 Table of contents Specifications Product description Safety requirements Operating conditions Installation and connection Delivery set Emergency mode Return to default settings Modbus RTU Communication Communication parameters Modbus holding registers Warranty Manufacturer contacts... -
Page 3: Specifications
E2227 Rev 17.05.2021 Specifications Sensor type Digital combined RH and T sensor 0...95 % RH Measurement range -20...+70 °C 0,01 %RH Resolution 0,01 °C ±2,5 % RH / ±0,5 °C Accuracy ±1,8 % RH / ±0,3 °C on request Self-diagnostics Full functionality check at start-up Warm-up time ≤... -
Page 4: Product Description
E2227 Rev 17.05.2021 Product description Humidity and temperature transmitter E2227 is a member of the new PluraSens® family of multifunctional measurement instruments. The device is intended for the measurement of relative humidity and temperature in air and non-aggressive gases indoors with high accuracy and stability. -
Page 5: Installation And Connection
E2227 Rev 17.05.2021 Installation and connection To ensure representative measurement of temperature and humidity in the room, choose carefully the transmitter installation place. E2227 should not be located in direct sunlight, near heat sources or air conditioning units, near doors and windows, in places where air circulation is limited, or on poorly insulated and cold external walls. - Page 6 E2227 Rev 17.05.2021 PCB without PSU and relays Jumpers OUT1 type (open: 4-20 mA; closed 0-10 V) OUT2 type (open: 4-20 mA; closed 0-10 V) Reset Modbus network parameters to default X4 terminals OUT1 4-20 mA / 0-10 V output OUT2 4-20 mA / 0-10 V output 0 V / 24 VAC Neutral (optional)
- Page 7 E2227 Rev 17.05.2021 Position the transmitter with the ventilation slots upwards and downwards to ensure proper air convection for faster response and higher accuracy. Plug the power cable and connect the analog outputs and/or digital interface terminals to the relevant devices as described below. E2227 uses screwless quick connect spring terminals suitable for a wide range of wires with cross-section 0,2...1,5 mm .
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Page 8: Delivery Set
E2227 Rev 17.05.2021 Delivery set ● Humidity and temperature transmitter E2227 Set of mounting accessories (2 screws with plastic dowels) ● Emergency mode The current outputs of the transmitter may be programmed via Modbus commands to signal if the connection with the sensor is lost. The signal may be set to 3,8 mA or 21,5 mA. See the table of Modbus registers for more information. -
Page 9: Modbus Rtu Communication
E2227 Rev 17.05.2021 Modbus RTU Communication Modbus main holding registers (00xxx or 40xxx): 0-based, decimal Reg RW Description hardware version software version product serial number 4 RW Slave ID [1...247], default 1 5 RW baud rate, default 9600 6 RW response delay [1...255] ms, default 10 7 RW stop bits , parity bit [1,2,3,4], default 1... -
Page 10: Communication Parameters
E2227 Rev 17.05.2021 Communication parameters Parameter Permitted values Default Supported baud rates 1200, 2400, 4800, 9600, 19200, 38400, 57600 9600 Data bits Parity none / odd / even none Stop bits 1, 2 Protocol Modbus RTU 03 - Read multiple registers Modbus functions 06 - Write a single register 01 –... - Page 11 E2227 Rev 17.05.2021 write ‘42330’ to restart the 0x0011 (4)0018 RW Restarts counter device Zero adjustment for -32000...+32000 0x00A2 (4)0163 RW temperature data, °C × 100 (-320.00...+320.00 °C) Slope adjustment for -32000...+32000 0x00A3 (4)0164 RW temperature data, % × (-32.000...+32.000 %) 1000 Change rate limit for 1...32000 (0.01...320.00 °C/s),...
- Page 12 E2227 Rev 17.05.2021 Forced value for analog 0...1000 (0.0%...100.0% of 0x00CC (4)0205 RW output 2*** output scale) bit [0] = 0 / 1 - sensor present / absent, read-only! bit [1] = 0 / 1 - analog outputs deactivated / activated bit[2]= 0/1 - if the sensor is absent, turn signaling off/on at analog output 1,...
- Page 13 E2227 Rev 17.05.2021 * – The new value is applied after restart. ** – Broadcast slave ID 0 can be used to assign a new ID to the instrument with an unknown ID. When addressing by ID 0 the device shall be the only Modbus instrument in the network.
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Page 14: Warranty
Manufacturer or damaged by customer error or negligence or if there has been an unauthorized modification. Manufacturer contacts Evikon MCI OÜ Teaduspargi 7/9, Tartu 50411 Estonia info@evikon.eu...
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