background image

- 3 - 

INTRODUCTION............................................................................................................. 4

 

INSTALLING THE WEATHER STATION ................................................................. 4

 

S

ITE 

R

EQUIREMENTS AND 

C

ONSIDERATIONS

 ................................................................... 4

 

I

NSTALLATION

 ................................................................................................................. 5

 

Weather Station ........................................................................................................... 5

 

Anemometer ................................................................................................................ 5

 

W

IRING

 ............................................................................................................................ 5

 

Connecting RS-485 ..................................................................................................... 5

 

Connecting the Power Supply ..................................................................................... 6

 

MODBUS

 

RTU ............................................................................................................... 6

 

C

OMMUNICATIONS

 ........................................................................................................... 6

 

S

CALING

 .......................................................................................................................... 6

 

U

NSUPPORTED FIELDS

 ...................................................................................................... 7

 

POWER

 

MANAGEMENT ............................................................................................. 7

 

MODBUS

 

MAP .............................................................................................................. 8

 

C

HANGING THE 

M

ODBUS 

D

EVICE 

A

DDRESS

 .................................................................... 9

 

C

HANGING THE 

B

AUD 

R

ATE

 ............................................................................................ 9

 

MINIMUM SYSTEM REQUIREMENTS ................................................................... 10

 

RS-485 ....................................................................................................................... 10

 

Software .................................................................................................................... 10

 

Sensor Assembly: ...................................................................................................... 11

 

Enclosure: ................................................................................................................. 11

 

Pyranometer Sensor: ................................................................................................ 11

 

Ambient Air Temperature Sensor: ............................................................................ 11

 

Electronics: ............................................................................................................... 11

 

Physical: ................................................................................................................... 11

 

HARDWARE SPECIFICATIONS ............................................................................... 12

 

O

PERATING 

E

NVIRONMENT

: .......................................................................................... 12

 

A

MBIENT 

A

IR 

T

EMPERATURE 

S

ENSOR

: .......................................................................... 12

 

R

ELATIVE 

H

UMIDITY

: .................................................................................................... 12

 

B

AROMETRIC 

P

RESSURE

: ............................................................................................... 12

 

A

NEMOMETER 

(R

EED 

S

WITCH

) ...................................................................................... 12

 

W

IND 

D

IRECTION

: .......................................................................................................... 12

 

W

IND 

S

PEED

: ................................................................................................................. 12

 

R

AIN

W

ISE 

L

IQUID 

P

RECIPITATION

: ................................................................................ 12

 

A

POGEE 

P

YRANOMETER 

S

ENSOR

: .................................................................................. 13

 

R

AIN

W

ISE 

B.O.M

 

T

EMPERATURE

: ................................................................................ 13

 

CONTACT INFORMATION ........................................................................................ 14

 

WARRANTY................................................................................................................... 14

 

 

 

 

Summary of Contents for PVMET-330

Page 1: ...PVMET 330 User s Guide 03 27 18 Rev 2 ...

Page 2: ...018 by RainWise Inc All rights reserved No part of this work may be reproduced in any form except by written permission of the publisher All rights of translation are reserved PVMET 330 is a trademark of RainWise Inc ...

Page 3: ...ADDRESS 9 CHANGING THE BAUD RATE 9 MINIMUM SYSTEM REQUIREMENTS 10 RS 485 10 Software 10 Sensor Assembly 11 Enclosure 11 Pyranometer Sensor 11 Ambient Air Temperature Sensor 11 Electronics 11 Physical 11 HARDWARE SPECIFICATIONS 12 OPERATING ENVIRONMENT 12 AMBIENT AIR TEMPERATURE SENSOR 12 RELATIVE HUMIDITY 12 BAROMETRIC PRESSURE 12 ANEMOMETER REED SWITCH 12 WIND DIRECTION 12 WIND SPEED 12 RAINWISE ...

Page 4: ...RainWise should be contacted Site Requirements and Considerations Ambient air temperature global irradiance and wind speed and direction can be affected by obstructions and local topography Each site is different and presents challenges in its own unique way Any object in excess of 10 above the horizontal plane must not block the global irradiance sensor The PVMET 330 sensor assembly which contain...

Page 5: ...nted correctly By default the PVmet 330 is configured for operation in the Northern hemisphere This only requires that the irradiance sensor faces due South If the PVmet 330 is going to be used in the Southern hemisphere it must be mounted with the irradiance sensor facing North In addition the hemisphere jumper inside the PVmet 330 must be changed from Northern to Southern as shown in the image b...

Page 6: ...urge overvoltage and over current protected The power supply is not isolated When replacing the cover make sure that all installed cables are pinched by the black foam on the bottom of the enclosure This will enable a weather tight seal MODBUS RTU These weather stations are equipped with a RS 485 communications port that supports a subset of Modbus RTU commands Two board rates are supported 9600 a...

Page 7: ...ll enter a low power mode when the RS 485 bus is quiet The station will wake on any activity and will remain awake drawing full power for 3 seconds after the last activity on the bus When using the weather station with its own solar power the bus should remain inactive for the majority of the time Suggested polling rates are between 1 and 5 minutes The battery voltage can be monitored to assess th...

Page 8: ...int16 m s 1 Measured 7 Wind Direction int16 Degrees 1 Measured 8 Wind Speed 5min Avg int16 m s 1 Measured 9 Wind Direction 5 min Avg int16 Degrees 1 Measured 10 Wind Gust 5 min int16 m s 1 Measured 11 Wind Gust Direction int16 Degrees 1 Measured 12 Rainfall int16 Counter 1 Measured 13 B O M Temperature 1 int16 Degrees C 1 Measured 14 B O M Temperature 2 int16 Degrees C 1 Measured 15 16 17 18 Solar...

Page 9: ... 1 2 with the default position set to device address 60 Modbus Address Switch 1 Switch 2 60 0 0 61 1 0 62 0 1 63 1 1 Changing the Baud Rate The baud rate can be set to either 9600 or 19200 The default baud rate is 9600 Changing dipswitch 5 to the ON position will change the baud rate to 19200 ...

Page 10: ... 485 serial port RS 485 Baud rate 9600 19 200 bps Parity None Data bits 8 Stop bits 1 Flow Control None Interface mode 2 Wire Half Duplex Software The PVMET 330 is designed to work with an RS 485 compliant host A terminal emulator program is required to change settings ...

Page 11: ...Nylon Locknut Foam Gasket Vinyl and Acrylic Enclosure RoHS Compliant IP65 Rated Outdoor Enclosures UL 94 V 2 Body Polycarbonate Pyranometer Sensor RoHS Compliant Body Anodized Aluminum with Cast Acrylic Lens Cable Santoprene Jacket Ambient Air Temperature Sensor RoHS Compliant Electronics RoHS Compliant Physical Packaged Weight 7 lbs Packaged Dimensions 6cm x 20 3cm x 20 3cm 10 25 x 8 x 8 ...

Page 12: ...l Temperature 40 85 C 67 185 F Range 300 1100 mbar 8 86 32 49 inHg Accuracy 0 5 mbar between 700 1100 mbar at 25 C 0 015 inHg between 20 67 32 49 inHg at 77 C Resolution 0 34 mbar 0 01 inHg Anemometer Reed Switch Operational Temperature 40 85 C 40 185 F Anemometer Extension Up to 15 24m 50ft Wind Direction Range 0 360 Accuracy 11 25 Resolution 22 5 Starting Threshold 1 98 m s 4 43 mph Wind Speed R...

Page 13: ...r Sensor Operational Temperature 25 55 C 13 131 F Range 0 1750 W m2 Accuracy 5 Cosine Response 45 1 Cosine Response 75 5 Resolution 1 W m2 RainWise B O M Temperature Range 55 85 C 67 185 F Accuracy 0 2 C at 25 C 0 4 F at 77 F Resolution 0 056 C 0 1 F ...

Page 14: ...repair service and will not reimburse the consumer for damage resulting from warranty service performed by a non authorized repair service No responsibility is assumed for any special incidental or consequential damages To return a unit under this warranty call 800 762 5723 within the continental US or 207 288 5169 The service department will document the need for repair replacement and arrange su...

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