Operating manual
Pyranometer
LPPYRA03
www.deltaohm.com
English
Keep for future reference.
Page 1: ...Operating manual Pyranometer LPPYRA03 www deltaohm com English Keep for future reference...
Page 2: ...ECTIONS 10 4 5 LPPYRA03S12 CONNECTIONS 11 4 6 LPPYRA03ACS CONNECTIONS 12 5 MEASUREMENT IN THE MODELS WITH ANALOG OUTPUT 13 5 1 LPPYRA03 13 5 2 LPPYRA03AC S 13 5 3 LPPYRA03AV 13 6 RS485 MODBUS RTU OUTP...
Page 3: ...ts D09847 and HD31 by using VP 472 SICRAM module LPPYRA03AC ACTIVE with 4 20 mA CURRENT output 0 2000 W m2 LPPYRA03ACS ACTIVE with 4 20 mA CURRENT output 0 2000 W m2 and RS485 Modbus RTU output LPPYRA...
Page 4: ...o the Seebeck effect the difference of temperature between hot and cold junction is converted into a Difference of Potential In order to grant the thermopile a proper thermal insulation from the wind...
Page 5: ...is used without the optional shade disk it must be positioned so that its connector is pointed to the North Pole if the instrument is used in the Northern Hemisphere and to the South Pole if used in...
Page 6: ...A03 AC S LPPYRA03S12 LPS2 LPPYRA03 LPS2 LPPYRA03 HD2003 77 40 LPSP2 500 mm 16 mm 40 mm LPPYRA03AC LPPYRA03AV LPPYRA03 AC S LPPYRA03S12 HD2003 77 40 D HD9007 HD9007T29 1 C A B TP32MTT 03 C 80 MAX int M...
Page 7: ...LPPYRA03 7 V2 8 Fig 3 3 fixing accessories...
Page 8: ...g there is a surge protector connected between the housing itself and the electronic circuit powered models or the ca ble shield passive model Grounding the housing allows the correct protection funct...
Page 9: ...ordered output and requires external power supply 10 30 Vdc for 0 1 V and 0 5 V outputs 15 30 Vdc for 0 10 V output It is to be connected to a power sup ply and an instrument with voltage input as sh...
Page 10: ...S485 A Brown 5 RS485 B White 6 Housing Cable shield SH Black 7 Not connected 8 Not connected Shield Shield Lmax 1200m B A 1 2 3 4 5 6 7 8 B A SGND Vdc GND GND Vdc A B SH R 220 T R 220 T Fig 4 4 LPPYRA...
Page 11: ...7 8 GND Vdc SDI 12 SDI 12 BUS Vdc GND SH Fig 4 5 LPPYRA03S12 connections More SDI 12 sensors can be connected in parallel The distance between a sensor and the acquisition system data logger should n...
Page 12: ...1 Power supply negative GND Blue 2 Power supply positive Vdc Red 3 Digital and analog ground SGND Black 4 RS485 A Brown 5 RS485 B White 6 Housing Cable shield SH Black thick wire 7 Analog output posit...
Page 13: ...tivity of the pyranometer expressed in V Wm 2 5 2 LPPYRA03AC S The 4 20 mA output signal corresponds to the 0 2000 W m2 irradiance range The irradiance Ee is obtained by measuring with a multimeter th...
Page 14: ...y to install the related USB drivers in the PC NOTES ON THE INSTALLATION OF UNSIGNED USB DRIVER before installing unsigned USB driver into operating systems starting from Windows 7 it is necessary to...
Page 15: ...ta bits no parity 2 stop bits n 2 8 E 1 8 data bits even parity 1 stop bit n 3 8 E 2 8 data bits even parity 2 stop bits n 4 8 O 1 8 data bits odd parity 1 stop bit n 5 8 O 2 8 data bits odd parity 2...
Page 16: ...4 3 Status register bit0 1 solar radiation measurement error bit2 1 configuration data error bit3 1 program memory error 16 bit Integer 5 4 Average values of the last 4 measurements 16 bit Integer 6...
Page 17: ...ing table The following table reports the SDI 12 commands available For consistency with SDI 12 standard documentation the instrument address is indicated in the table with the letter a SDI 12 Command...
Page 18: ...al temperature in the set unit of measurement default C Example of response 0 0 228 7 3 294 25 0 probe address 0 content of the status register 0 irradiance 228 7 W m2 signal internal level 3 294 mV i...
Page 19: ...execute the measurement aD0 a v v CR LF with v v signal internal level in mV Example of response 0 3 294 probe address 0 signal internal level 3 294 mV Reads the measurement In addition to the above m...
Page 20: ...end the command aXSCAL USER ON note a instrument address 2 Send the command aXSCFD to set C or aXSCFE to set F 3 Send the command aXSCAL END For more information about the SDI 12 protocol visit the we...
Page 21: ...tly the more the dome will be kept clean the more measure ments will be accurate You can wash it using water and standard papers for lens If necessary use pure ETHYL alcohol After using alcohol clean...
Page 22: ...0 A for the version LPPYRA03S12 Connection 4 or 8 pole M12 connector depending on the model Dimensions Fig 3 1 Weight 270 g approx passive version 400 g approx active versions Weights without optional...
Page 23: ...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...
Page 24: ...AA4 5 or 10 m CPM12AA4 10 For LPPYRA03 LPPYRA03AC and LPPYRA03AV CPM12 8D Cable with 8 pole M12 connector on one end open wires on the other end Length 2 m CPM12 8D 2 5 m CPM12 8D 5 or 10 m CPM12 8D 1...
Page 25: ...LPPYRA03 25 V2 8 NOTES...
Page 26: ...LPPYRA03 26 V2 8 NOTES...
Page 27: ......
Page 28: ...anty 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 TECHNICA...
