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PluraSens

®

Ethylene Detector-Transmitter

E2638-C2H4

User Manual

Summary of Contents for PluraSens E2638-C2H4

Page 1: ...PluraSens Ethylene Detector Transmitter E2638 C2H4 User Manual...

Page 2: ...g 9 Gas sensor replacement procedures 9 Electrical connections 10 Correct and incorrect cabling for 24 VAC 12 Operation 13 Maintenance 13 Calibration 13 Delivery set 14 Order code for E2638 C2H4 optio...

Page 3: ...Upper explosive limit UEL vol in air 36 0 Odor Faint sweet odor when pure Odor threshold 270 600 ppm so the odor is not an adequate warning property to prevent excessive exposure to ethylene Hazards...

Page 4: ...nalog outputs 2 4 20 mA 0 10 V user settable Outputs assignment OUT1 gas OUT2 gas NOTE for LCD version only output 1 is available Output scale width 10 resolution Recommended 20 100 of the detection r...

Page 5: ...detection range Signalling options Visual Red and green LEDs Acoustic alarm Buzzer 85 dB LCD indicator option Operating temperature 0 50 C Display dimensions 72 36 mm Number of digits 3 5 digit 7 segm...

Page 6: ...power supply module LCD indicator Remote probe The version of your device is marked on the package If the symbol is marked on the equipment consult the documentation for further information Safety req...

Page 7: ...s of the space under investigation room geometry direction and velocity of airflows etc Ethylene is lighter than air so the gas detector transmitter should be placed higher than the potential leakage...

Page 8: ...E2638 C2H4 Rev 21 06 2021 Mounting dimensions Front view Bottom view 8...

Page 9: ...old filter Place a new filter into the cap and tighten it again NOTE Never stab or press the filter near its center where the sensor is located since this may damage the sensor Do not remove the filt...

Page 10: ...er supply and of the external devices Without turning on the power plug the power cable and connect the analog relay outputs and or digital interface terminals to the necessary devices according to th...

Page 11: ...a wide range of wires with a cross section of 0 2 1 5 mm2 We recommend striping the wire end by 8 9 mm and using wire end sleeves To connect the wire insert the wire end into the terminal hole To disc...

Page 12: ...he Specifications table To power the instrument from an external power source connect terminals 0V and U to the source If the integrated mains power supply module is used connect terminals L and N to...

Page 13: ...us communication cycle Short on off pulses Normal operating measurement Continuously on or off Make sure that the detector transmitter is properly mounted the external devices connected power LED gree...

Page 14: ...uct mount option stem 35 L230 mm E2638 C2H4 DM Integrated 24 VAC power supply module E2638 C2H4 24VAC Integrated 90 265 V mains power supply module E2638 C2H4 230 Local LCD single value display 36 mm...

Page 15: ...exible setting of analog output scales for each output Output zero and slope adjustment for calibration Free assignment of each of two relays to the chosen parameter Several relay control logic modes...

Page 16: ...ple registers 06 Write a single register Error codes 01 Illegal function 02 Illegal data address 03 Illegal data value 04 Slave device failure details of last error 04 can be read from register 0x0008...

Page 17: ...W Zero adjustments for gas data ADC 32000 32000 ADC units 0 0x00A6 166 40167 RW Slope adjustment for gas data 1 65535 512 0x00A7 167 40168 RW Change rate limit for gas units s 1 32000 0 no limit 0 0x0...

Page 18: ...40215 RW Forced state for relay RE2 0 off 1 on 0 0x00D7 215 40216 RW Switching delay for relay RE1 0 1000 s 0 0x00D8 216 40217 RW Switching delay for relay RE2 0 1000 s 0 0x00D9 217 40218 RW Minimal o...

Page 19: ...65535 gas units see Specifications 0x00FF 255 40256 RW Sensor analog outputs LED and buzzer status bit 0 0 1 sensor present absent RO bit 1 0 1 analog outputs deactivated activated bit 2 0 1 in case t...

Page 20: ...tput 1 32000 32000 gas units User defined 0x0106 262 40263 RW 100 value for analog output 1 32000 32000 gas units User defined 0x0107 263 40264 RW 0 value for analog output 2 32000 32000 gas units Use...

Page 21: ...Manufacturer will at its option either repair or replace a product that proves to be defective This warranty is void if the product has been operated in conditions outside ranges specified by the Manu...

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