PluraSens
®
Ethylene Detector-Transmitter
E2648-C2H4
User Manual
Page 1: ...PluraSens Ethylene Detector Transmitter E2648 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 E2648 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: ...puts assignment OUT1 gas OUT2 gas Load resistance RL Us 2 V 22 mA for 4 20 mA RL 250 kOhm for 0 10 V mode Digital interface RS485 Modbus RTU protocol No galvanic isolation Cable connections Screwless...
Page 5: ...t relays 2 SPST relays closing contact 250 VAC 30 VDC 5 A max Alarm set points Determined by the user within 5 95 of the detection range Other options Remote probe Protection IP65 default cable length...
Page 6: ...C or 230 VAC as options for power supply module Remote probe The version of your detector is marked on the package If the symbol is marked on the equipment consult the documentation for further inform...
Page 7: ...ir so the gas detector transmitter should be placed higher than the potential leakage or formation source or on the ceiling The device should be accessible for maintenance and repair The aforementione...
Page 8: ...E2648 C2H4 Rev 22 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: ...ly and of the external devices Attach the power cable to the device without turning it on Using the connection diagram below connect the analog outputs and digital interface terminals to the relevant...
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: ...e 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 t...
Page 13: ...ses Normal operating measurement Continuously on or off Make sure that the transmitter is properly mounted the external devices connected the power LED green on and the control LED red is constantly l...
Page 14: ...clamp for remote probe versions Order code for E2648 C2H4 options E2648 options Order code Remote probe 3 m cable E2648 C2H4 RP33 3 Remote probe 10 m cable E2648 C2H4 RP33 10 Integrated 90 265 V mains...
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: ...ster 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 Modbus holding registers Register a...
Page 17: ...as data 1 65535 512 0x00A7 167 40168 RW The change rate limit for gas units s 1 32000 0 no limit 0 0x00A8 168 40169 RW Integrating filter time constant s 1 32000 seconds 0 no filter 0 Address Reg MHR...
Page 18: ...2 0 1000 s 0 0x00D9 217 40218 RW Minimal on off time for relay RE1 0 1000 s 0 0x00DA 218 40219 RW Minimal on off time for relay RE2 0 1000 s 0 Address Reg MHR RW Description Supported values dec Defau...
Page 19: ...0 1 in case the sensor is absent turn signaling off on analog output1 bit 3 0 1 in case the sensor is absent turn on signaling with low current high current on analog output1 if bit 2 0 this bit will...
Page 20: ...defined 0x0107 263 40264 RW 0 value for analog output 2 32000 32000 gas units User defined 0x0108 264 40265 RW 100 value for analog output 2 32000 32000 gas units User defined The new value is applied...
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...
