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Operating manual

PM / CO

Transmitter

PM[B]sense

www.deltaohm.com

English

Keep for future reference.

Содержание PMBsense-A

Страница 1: ...Operating manual PM CO2 Transmitter PM B sense www deltaohm com English Keep for future reference...

Страница 2: ...S 1 INTRODUCTION 3 2 TECHNICAL SPECIFICATIONS 3 3 INSTALLATION 5 3 1 ELECTRICAL CONNECTIONS 5 4 CONFIGURATION AND MEASUREMENT 8 5 PROPRIETARY PROTOCOL 9 6 MODBUS RTU PROTOCOL 15 7 SAFETY INSTRUCTIONS...

Страница 3: ...on request when order ing analog outputs is available The two analog outputs can be independently associ ated with any of the measured parameters The measuring circuit of the transmitter can be operat...

Страница 4: ...esponse time 120 s air speed 2 m s Long term stability 5 of measurement 5 years Temperature drift 1 ppm C General specifications Output RS485 with Modbus RTU or ASCII proprietary protocol Only PMsense...

Страница 5: ...escription 3 1 ELECTRICAL CONNECTIONS The transmitter has a M12 8 pole circular connector and uses the CPM12 8PM op tional cables with M12 8 pole connector on one side and open wires on the other side...

Страница 6: ...are short circuited inside the transmitter The cable shield is not connected to the M12 connector To ensure a good noise immunity it is recommended to connect the cable shield to ground GND RS485 conn...

Страница 7: ...OUT1 GND Vdc AOUT2 Fig 3 4 current analog outputs connection Voltage analog output optional only PM B sense A By default the voltage analog outputs are 0 10 V with 0 V 0 g m3 10 V 1000 g m3 The analog...

Страница 8: ...riodically for the ON time The measurement is made available after 70 seconds from sensor ac tivation warm up time At the end of the ON time the measurement is frozen and the sensor is deactivated unt...

Страница 9: ...USER ON must be sent first the instrument replies with USER CAL MODE ON The command CAL USER ON is automatically disabled after a few minutes of inactivity If the settings should be only read the com...

Страница 10: ...ting of parity and stop bits CMWn Sets waiting time after transmission with MODBUS RTU protocol Immediate reception if n 0 violates protocol Waiting 3 5 characters if n 1 respects protocol Default Imm...

Страница 11: ...second the sequence is the same described in command P5 P5 Measurements Prints the PM measurements in the following sequence PM measurement error 0 no 1 yes PM1 0 in N of particles ml PM2 5 in N of pa...

Страница 12: ...register 19 RA1T n Reads the physical quantity associated to analog output 1 CA1Ln Sets n as the minimum value of the measuring range of the physical quantity associated to the analog output 1 If the...

Страница 13: ...n Reads the physical quantity associated to analog output 2 CA2Ln Sets n as the minimum value of the measuring range of the physical quantity associated to the analog output 2 If the output is associ...

Страница 14: ...ter must first be placed in an environment with a known CO2 concentration the value n entered in the command The value t in the reply to the command indicates the number of seconds required for the tr...

Страница 15: ...ed according to what is set with CPS command or MODBUS holding register 19 16 bit Integer 2 PM10 in N of particles ml Measurement averaged according to what is set with CPS command or MODBUS holding r...

Страница 16: ...every mi nute 16 bit Integer 20 PM10 in N of particles ml Measurement averaged over 15 min and updated every mi nute 16 bit Integer 21 PM1 0 in g m3 x10 Measurement averaged over 15 min and updated ev...

Страница 17: ...set disabled 0 20 mA or 0 10 V default if the out put is voltage 1 offset enabled 4 20 mA or 2 10 V default if the output is current Bit 4 Sets the direct or inverse correspondence between analog outp...

Страница 18: ...cal quantity associated to the analog output 1 If the output is associated to PM the value is expressed as a number of tenths e g 5 0 5 g m3 If the output is asso ciated to CO2 the value is expressed...

Страница 19: ...val in seconds for the PM meas urement mode at cyclic intervals The default value is 300 5 min 16 bit Integer Unsigned 18 Setting of the sensor ON time in seconds for the PM measurement mode at cyclic...

Страница 20: ...well as the specific measures described in this manual are followed The instrument proper operation and operating safety can be ensured only in the cli matic conditions specified in this manual Do not...

Страница 21: ...8PM 5 or 10 m CPM12 8PM 10 standard other lengths on request RS51K Kit for connecting the transmitter RS485 output to a PC It includes the SWD10 power supply and the RS485 USB adapter with o screw ter...

Страница 22: ...PM B sense 22 V1 3 NOTES...

Страница 23: ......

Страница 24: ...rranty included in the manual of the product For any dispute the competent court is the Court of Padua The Italian law and the Convention on Contracts for the International Sales of Goods apply TECHNI...