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Summary of Contents for Fronius Smart Meter 240-3 UL
- Page 1 / Perfect Charging / Perfect Welding / Solar Energy Operating Instructions Fronius Smart Meter 240-3 UL Fronius Smart Meter 480-3 UL System monitoring 42,0410,2289 001-21102016...
- Page 3 Fronius product. These instructions will help you familiarize yourself with the product. Reading the instructions carefully will enable you to learn about the many different features your Fronius product has to offer. This will allow you to make full use of its advan- tages.
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Page 5: Table Of Contents
Modbus RTU............................Set Terminating Resistor ........................Set Baud Rate............................Configuration web interface ........................Operation ..............................Power Status LEDs..........................Modbus Communication LEDs ......................Technical Data ............................Normal Operation..........................Measurement ............................Models and Electrical..........................Certifications ............................Environmental ............................Mechanical............................Fronius Manufacturer's Warranty...................... -
Page 7: Safety Rules
Safety rules General The device has been manufactured using state-of-the-art technology and ac- cording to recognized safety standards. If used incorrectly or misused, howev- er, it can cause injury or death to the operator or a third party damage to the device and other material assets belonging to the operat- ing company inefficient operation of the equipment All persons involved in start-up operation, maintenance and servicing for the... -
Page 8: Qualified Service Engineers
Qualified Service The servicing information contained in these operating instructions is intended Engineers only for the use of qualified service engineers. An electric shock can be fatal. Do not carry out any actions other than those described in the documentation. This also applies to qualified personnel. -
Page 9: Fcc / Rss Compliance
FCC / RSS Com- pliance This device corresponds to the limit values for a digital device of class B in accordance with Part 15 of the FCC regulations. The limit values should pro- vide adequate protection against harmful interference in homes. This device creates and uses high frequency energy and can interfere with radio com- munications when not used in accordance with the instructions. -
Page 10: Installation
Settings - Meter - Settings (see „Configuration web interface“) Mounting The Fronius Smart meter has two mounting holes spaced 5.375 in. (137 mm) apart (center- to-center). These mounting holes are normally obscured by the detachable screw termi- nals. Remove the screw terminals to mark the hole positions and mount the meter. -
Page 11: Circuit Protection
(circuit breaker, switch or disconnect) and overcurrent protection (fuse or circuit breaker). The Fronius Smart Meter only draws 10-30 milliamps, so the rating of any switches, dis- connects, fuses and / or circuit breakers is determined by the wire gauge, the mains volt- age and the current interrupting rating required. - Page 12 Single-Phase Three-Wire (Mid-Point Neutral) Fronius Fronius Smart Meter Datama- Ground nager CT L1 WHITE CT L2 BLACK fuses or CT L3 breaker ≤ 20 A Shorting Load Jumper Faces Phase L1 Source e.g. 120 Vac Faces e.g. 240 Vac Neutral e.g.
- Page 13 Three-Phase Four-Wire Wye Fronius Fronius Smart Meter Datama- Ground nager CT L1 WHITE CT L2 BLACK CT L3 fuses or breaker ≤ 20 A Phase L1 Source Faces Phase L2 Load Faces Phase L3 Current Transformers Neutral Three-Phase Three-Wire Delta without Neutral...
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Page 14: Connect Current Transformers
The current transformers connect to the six position black screw terminal block. Connect the white and black CT wires to the Fronius Smart Meter terminals marked CT L1, CT L2 and CT L3. Excess length may be trimmed from the wires if desired. Connect each CT with the white wire aligned with the white dot on the label and the black wire aligned with the black dot. -
Page 15: Connecting The Data Communication Signals
Connecting the Connect the Data Communication Terminal from the Fronius Smart Meter to the Fro- Data Communica- nius Inverter tion Signals D+ to D+ D- to D- - to - RS485 The Fronius Solar Meter outputs are electrically isolated from dangerous voltages. -
Page 16: Modbus Rtu
300 m Data (Recommended cable: Li2YCY(TP) or CAT6a) Modbus RTU The Fronius Smart Meter must be connected to the Fronius Datamanager. If only one Fro- nius Smart Meter is installed, the Modbus Address is 1. DIP Switch Up (1) value... -
Page 17: Set Baud Rate
DIP Switch 8 9600 (default) 0, Down Configuration Go to the web interface of the Fronius Datamanager in Settings - Meter - Settings web interface Select „Fronius Smart Meter“ Click on „Settings“ Set Location of the meter, CT-Ratio and Grid Type... -
Page 18: Operation
Operation Power Status The three status LEDs on the front of the Fronius Smart Meter can help indicate correct LEDs measurements and operation. The “L1”, “L2”, and “L3” on the diagrams indicate the three phases.: Normal Startup The Fronius Smart Meter displays the following startup sequence whenever power is first applied. -
Page 19: Modbus Communication Leds
Error If the meter experiences an internal error, it will light all LEDs red for 3 or more seconds. If you see this happen repeatedly, return the meter for service. 3.0sec Modbus Commu- Near the upper left corner, there is a diagnostic Com (communication) LED that can indi- nication LEDs cate the following: A short green flash indicates a valid packet addressed to this... -
Page 20: Technical Data
In the absence of neutral, voltages are measured with respect to ground. The Fronius Smart Meter uses the phase L1 (øA) and phase L2 (øB) connections for pow- Over-Voltage Limit: 125% of nominal Vac. Extended over-voltage operation can damage the Fronius Smart Meter and void the warranty. -
Page 21: Certifications
bles, bus bars, junction boxes, switches, socket outlets in the fixed installation, and equipment for industrial use and some other equipment, for example, stationary motors with permanent connection to the fixed installation. The line voltage measurement terminals on the meter are rated for the following CAT III voltages (these ratings appear on the front label): Meter Service Type CAT III Voltage Rating... -
Page 22: Fronius Manufacturer's Warranty
Fronius Manufac- Detailed warranty terms and conditions specific to your country can be found online: turer's Warranty www.fronius.com/solar/warranty To take advantage of the full warranty duration for your newly installed Fronius inverter or accumulator, register your product at: www.solarweb.com.
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