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Seneca R203 Series Installation Manual
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Seneca R203 Series Installation Manual

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PRELIMINARY WARNINGS
The word WARNING preceded by the symbol
risk. The word ATTENTION preceded by the symbol
instrument or the connected equipment.
The warranty shall become null and void in the event of improper use or tampering with the module or devices
supplied by the manufacturer as necessary for its correct operation, and if the instructions contained in this
manual are not followed.
WARNING: The full content of this manual must be read before any operation. The module must only be used by
qualified electricians. Specific documentation is available using the QR-CODE shown on page 1.
The module must be repaired and damaged parts replaced by the Manufacturer. The product is sensitive to
electrostatic discharges. Take appropriate measures during any operation.
Electrical and electronic waste disposal (applicable in the European Union and other countries with recycling).
The symbol on the product or its packaging shows the product must be surrendered to a collection centre authorized
to recycle electrical and electronic waste.
SENECA s.r.l.; Via Austria, 26 – 35127 – PADOVA – ITALY; Tel. +39.049.8705359 - Fax +39.049.8706287
CONTACT INFORMATION
Technical support
This document is the property of SENECA srl. Copies and reproduction are prohibited unless authorised.
The content of this document corresponds to the described products and technologies.
Stated data may be modified or supplemented for technical and/or sales purposes.
MI00614-1-EN
INSTALLATION MANUAL
R203 Series
DOCUMENTATION
supporto@seneca.it
INSTALLATION MANUAL
indicates conditions or actions that put the user's safety at
indicates conditions or actions that might damage the
R203
Product information
commerciale@seneca.it
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Summary of Contents for Seneca R203 Series

  • Page 1 The symbol on the product or its packaging shows the product must be surrendered to a collection centre authorized to recycle electrical and electronic waste. R203 DOCUMENTATION SENECA s.r.l.; Via Austria, 26 – 35127 – PADOVA – ITALY; Tel. +39.049.8705359 - Fax +39.049.8706287 CONTACT INFORMATION Technical support supporto@seneca.it Product information commerciale@seneca.it...
  • Page 2 MODULE LAYOUT 106.6 mm 32.2 mm Weight: 170 g; Enclosure: UL94-V0 self-extinguishing PC/ABS material, black. SIGNALS VIA LED ON FRONT PANEL STATUS LED meaning Output 01 activated Output 01 deactivated Output 02 activated Output 02 deactivated Input 01 activated Input 01 deactivated Input 02 activated Input 02 deactivated Data Logger function enabled...

  • Page 3: Technical Specifications

    INPUT supplied by Maximum measurable current: 3kA @ 50 Hz; 2.5kA @ 60Hz Seneca Precision after calibration: ± 1 % (see chapter “Rogowski sensor”) Linearity: ± 0.2 % (*) Accuracy is guaranteed in the ranges: CosΦ > 0.5; Vrms: 40 ÷ 600 Vac; Irms: 5 - 100% Rogowski current (error due to external Rogowski sensors excluded).
  • Page 4 CAUTION This is a Class A product. In a residential environment this equipment may cause radio interference. In this case, the user may have to take adequate countermeasures. ROGOWSKI SENSOR The Rogowski sensor is a ring-shaped device designed for measuring AC, impulsive or complex waveforms. For its correct use: - wrap the ring on the conductor so that the arrow symbol on the ring points in the same direction as the current in the conductor - make sure the connections are made correctly...

  • Page 5: Electrical Connections

    ELECTRICAL CONNECTIONS SUPPLY R203-X-H The power supply is connected to terminals 40 and 41. The supply voltage must be: 90 ÷ 264 Vac, 50 ÷ 60 Hz NOT CONNECTED It is advisable to insert a 1 A slow-blow fuse SUPPLY R203-X- L The power supply is connected to terminals 40 and 41.
  • Page 6 ELECTRICAL CONNECTIONS CAUTION The installation of this appliance must only be carried out by qualified personnel. Check that the device plate data (measurement voltage, auxiliary power supply voltage, measurement current, frequency) match the actual data of the network to which the instrument is connected. In the wiring, strictly observe the insertion diagram;...
  • Page 7 CONNECTIONS FOR VOLTAGE OUTPUT TA (mV) SINGLE-PHASE (with load sharing) THREE-PHASE: 4 wires Volt. Input Volt. Input N V3 V2 V1 +U +I - +U +I - +U +I - N L3 L2 L1 +U +I - +U +I - +U +I - 43 44 45 46 47 48 49 50 51 52 53 54 55 43 44 45 46 47 48 49 50 51 52 53 54 55 S1/k...
  • Page 8 ETHERNET CONNECTION RULES For the Ethernet cabling between the devices, the use of the shielded CAT5 or CAT5e cable is required. DAISY-CHAIN ETHERNET CONNECTION (ONLY R-203-2) CAUTION IT IS NOT ALLOWED TO CREATE LOOPS WITH ETHERNET CABLES Using the daisy-chain connection it is not necessary to use switches to connect the devices. The following examples show the correct connections.

This manual is also suitable for:

R203-1-lR203-1-hR203-2-lR203-2-h