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ENGLISH 8/8

MI003074-E

FRONT PANEL

S203RC-D

OK

MENÙ

ESC

A)MEASURE CONFIG

Disposal of Electrical & Electronic Equipment (Applicable throughout the European Union and other European 
countries with separate collections programs). This symbol, found on your producr or on its packaging, indicates 
that this product should not be treated as household waste when you wish to dispose of it. Instead, it should be 
handed over to an applicable collection point for the recycling of electrical & electronic equipment. By ensuring this 
product is didposed of correctly, you will help prevent potential negative consequences to the environment and 
human health, which could otherwise be caused by inappropriate disposal of this product. The recycling of materials 
will help to conserve natural resources. For more detailed information about the recycling of the product, please 
contact your local city office, waste disposal service of the retail store where you purchased this product. 

For detailed information on display programming, consult the documentation provided by the 
website www.seneca.it.

DISPLAY PROGRAMMING

CASE AND SCREW TERMINAL NUMBERS

TX

RX

PWR

ERR

For  communication 
debugging,  remove 
the terminals cover to 
see the internal LEDs. 

26 25

22 21 20 19

10 11 12

S

SENECA

S203RC-D

13 14 15 16 17 18

36 35 34 33 32 31 30 29 28

Содержание S Series

Страница 1: ...iguration software please see www seneca it Contents General Specifications Technical Specifications Installation Rules Electrical connections Modbus connection rules DIP switches settings Digital inputs Leds Signallings Factory Settings Contents General specifications Technical features Functioning Rogowski s coil Electrical quantities Electrical connections LEDs signallings Serial interface Case...

Страница 2: ...se chosen by specific display or MODBUS registry The module is also distinguished by Communication configurability through software RS485 serial communication with MODBUS RTU protocol maximum 32 nodes Easy wiring of power supply and serial bus by means of the bus housed in the DIN rail High precision 0 5 class Protection against ESD discharge up to 4 kV Measure input insulation 4000 Vac towards al...

Страница 3: ...ntal conditions Voltage Consumption 11 40 VDC or 19 28 VAC 50 60 Hz Max 2 5 W Temperature Humidity 10 65 C 30 90 Voltage Output Analog Output 0 10 Vdc 0 5 Vdc Min load resistance 2 k Current Output 0 20 mA 4 20 mA Max load resistance 500 Transmission error Response time 0 1 max range 2 s 10 90 Isolations Insulation voltage 4000 Vac between the input and all the other circuits 1500 Vac between powe...

Страница 4: ...A and the quantity to transmit is voltage Vrms in the 10 300 V range therefore MIN 10 MAX 300 then if Vrms measured is 10V analog output will be 4mA while if Vrms 300V output will be 20mA In the intermediate points the behaviour is linear The analog output values saturate at approximately 11 V for voltage output and at 22mA for current output analog output clamped at 110 If network frequency oscil...

Страница 5: ...e conductor in a central position with reference to the ring For a correct measurement calibrate the Rogowski s coil write the calibration coefficient to the corresponding Modbus register refer to the user manual or set it using the menu on the display see display programming manual Example if the Rogowski s coil feature is 90 mV 1000 A set the tarature register corresponding to the phase where th...

Страница 6: ...9 18 17 16 15 14 13 ZL x x VG A C B 22 21 20 19 18 17 16 15 14 13 N ZL x x x 3 WIRES Three Phase without Neutral VG A C B 22 21 20 19 18 17 16 15 14 13 N ZL x x x VG A C B 22 21 20 19 18 17 16 15 14 13 N ZL x x x There is no insulation between RS485 and the analog output 4 WIRES Three Phase with Neutral Note Connect the shield of the Rogowski s coil at negative so one of the terminals 14 16 18 22 ...

Страница 7: ...o the energy counter Imax V R 50 mA Vmax 28V For more informations see the display settings manual For detailed information on RS485 serial interface consult the documentation provided by the website www seneca it in the section Prodotti Serie Z PC MODBUS TUTORIAL SERIAL INTERFACE Digital output 29 30 I R V ANALOG OUTPUT The module provides a programmable analog output in voltage 0 10 Vdc or activ...

Страница 8: ...ill help prevent potential negative consequences to the environment and human health which could otherwise be caused by inappropriate disposal of this product The recycling of materials will help to conserve natural resources For more detailed information about the recycling of the product please contact your local city office waste disposal service of the retail store where you purchased this pro...

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