Evikon PluraSens E2638 Series User Manual
Hydrogen sulfide detector-transmitter
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Summary of Contents for Evikon PluraSens E2638 Series
- Page 1 PluraSens ® Hydrogen Sulfide Detector-Transmitter E2638-H2S User Manual ...
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Page 2: Table Of Contents
E2638-H2S Rev 10.03.2021 Table of contents Hydrogen Sulfide 3 Specifications 4 Product description 6 Safety requirements 6 Operating conditions 7 Installation guidelines 7 Mounting dimensions 8 Sensor probe handling 9 Gas sensor replacement procedures 9 Electrical connections 10 Operation 12 Maintenance 12 ... -
Page 3: Hydrogen Sulfide
E2638-H2S Rev 10.03.2021 Hydrogen Sulfide Colorless toxic, corrosive and flammable gas with a smell of rotten eggs. Occurs in natural gas, volcanic gases, petroleum, and some sources of well water. It results from the ... -
Page 4: Specifications
E2638-H2S Rev 10.03.2021 Specifications Sensor type Electrochemical cell Sampling method Diffusion Typical detection range 0...100 ppm 0...2000 ppm Maximum overload 500 ppm 4000 ppm Resolution / digital unit 0.1 ppm 1 ppm Response time T90 < 30 s < 25 s Operating temperature ... - Page 5 E2638-H2S Rev 10.03.2021 Relay option 2 × SPST relays (closing contact), Output relays 250 VAC / 30 VDC, 5 A max Default alarm setpoints LOW: 10 ppm/ 8 ppm Determined by user (set/release) HIGH: 20ppm/16 ppm within 5-95% of the range Signaling options ...
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Page 6: Product Description
E2638-H2S Rev 10.03.2021 Product description E2638 series detectors-transmitters belong to the PluraSens® family of multifunctional measurement instruments. The instruments utilize gas sensors of various types with ... -
Page 7: Operating Conditions
E2638-H2S Rev 10.03.2021 Operating conditions The device should be used both in a non-hazardous area and in a basic electromagnetic environment, where the latter is defined in EN 61326-1. Avoid strong mechanical shock and ... -
Page 8: Mounting Dimensions
E2638-H2S Rev 10.03.2021 Mounting dimensions Front view Bottom view 8 ... -
Page 9: Sensor Probe Handling
E2638-H2S Rev 10.03.2021 Sensor probe handling The E2638 series devices are available with a remote probe. The remote probe is connected to the main unit with a shielded cable. The default remote probe cable length is ... -
Page 10: Electrical Connections
E2638-H2S Rev 10.03.2021 Electrical connections Unscrew four lid screws and detach the lid from the device. Use two M16 cable glands to let in the cables of the power supply and of the external devices. Without turning on the ... - Page 11 E2638-H2S Rev 10.03.2021 The screwless quick connect spring terminals on the E2638 series devices are suitable for 2 a wide range of wires with a cross-section of 0.2...1.5 mm ...
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Page 12: Operation
E2638-H2S Rev 10.03.2021 Operation Turn on the power. The instrument warm-up time takes about 1 minute after switching on and the final sensor stabilization time to maximum accuracy takes about 30 minutes. The ... -
Page 13: Delivery Set
E2638-H2S Rev 10.03.2021 Delivery set Detector-transmitter E2638 ● ● Mounting accessories: ○ 4 screws with plastic dowels ○ Fixing clamp for remote probe version Order code for E2638-H2S options E2638 options Order code Remote probe, 3 m cable E2638-H2S-RP33-3 ... -
Page 14: Configuring
E2638-H2S Rev 10.03.2021 Configuring A standard configuration kit includes a USB-RS485 converter, fixed flow regulator, gas tubing with applicators, and a software pack. Please contact your Seller for more ... -
Page 15: Modbus Rtu Communication
E2638-H2S Rev 10.03.2021 Modbus RTU Communication RS485 communication interface Databits: 8 Supported Modbus functions: Parity: none / odd / even 03 – Read multiple registers Stop bits: 1 or 2 06 – Write a single register Protocol: Modbus RTU ... - Page 16 E2638-H2S Rev 10.03.2021 1200, 2400, 4800, 9600, 19200, 0x0005 5 / 40006 RW Baud rate * 9600 38400, 57600 0x0006 6 / 40007 RW Response delay, ms 1...255 10 1 – No parity bit, 1 stop bit (default after factory reset) 2 –...
- Page 17 E2638-H2S Rev 10.03.2021 0 –none 2 – gas concentration 211 / Parameter tied to relay 2 0x00D3 RW 9 – control by Modbus 40212 RE1 control, state set in MHR / 40214 0 – none 2 – gas concentration 212 / Parameter tied to relay ...
- Page 18 E2638-H2S Rev 10.03.2021 0 – none 220 / RW Control logic for relay RE2 0x00DC 0 1 – relay on at high values 40221 2 – relay on at low values 3 – relay on at values within the range 4 –...
- Page 19 E2638-H2S Rev 10.03.2021 RO bit[8]=0/1 – LED deactivated/activated bit[9]=0/1 – buzzer deactivated/activated bit[10]=0/1 - LED is on/off in normal condition bit[11]=0/1 - 1 Hz (50% on, 50% off) LED signal off/on if relay1 turned on bit[12]=0/1 - 2 Hz (50% on, 50% off) LED signal off/on if ...
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Page 20: Warranty
unauthorized modification. Manufacturer contacts Evikon MCI OÜ Teaduspargi 7/9, Tartu 50411 Estonia info@evikon.eu www.evikon.eu 20 ...
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