WEG ECW500 - Eletronics; General Data

Technical Specifications.
ECW500 | 75
12.2 ELETRONICS / GENERAL DATA
POWER SUPPLY
SOURCE
7
■ 85 to 242 Vac, single phase, 50/60 Hz or
■ 110 to 325 Vdc.
CONSUMPTION
■ Maximum 72 VA (alternate voltage) or 43 W (direct voltage).
CONTROL
REGULATORS
■ Execution rate: 4 ms.
PERFORMANCE
■ Regulation: ±0,25% in the MTVC mode, with the recommended excitation voltage.
■ Stability: ±0,1% in the MTVC mode, with constant load.
INPUTS
ANALOGS
■ 2 differential and isolated inputs, impedance 200k (voltage) or 249 (current), for
reference to all operating modes
- -10V to +10V, resolution 11 bits + signal and
- 4 to 20mA, resolution 12 bits, with identification of broken wire for current < 4mA
DIGITALS
■ 11 digitals isolated inputs, 24 Vdc, without polarity, fixed functions.
■ Maximum power to each input in high level: 420 mW.
VOLTAGE
FEEDBACK
■ Rated value: 115 or 600 Vac between lines, single phase (A-C) or three phase (A-B-C).
■ Maximum measurement: 161 or 667 Vac between lines.
■ Maximum error of measurement: ±1,0%.
■ Power consumption: 1 VA.
■ Frequency measurement: from 10 Hz to 150 Hz.
CURRENT
FEEDBACK
■ Rated value: 1 A or 5 A, 50/60 Hz, with separate terminals.
■ Max. measurement: 1,2 A (to the terminal of 1 A) and 6 A (to the terminal of 5 A).
■ Maximum error of measurement: ±2,5%.
■ Power consumption: 1 VA.
OUTPUTS
RELAYS
■ 6 relays with contacts NO/NC, 250 Vac, 8 A, fixed functions (2 relays) and
programmable (4 relays).
■ Maximum opening capacity:
- 35 Vdc: 8 A
- 48 Vdc: 1,2 A
- 125 Vdc: 0,3 A
■ Maximum commutation voltage: 400 Vac
ANALOG
■ Isolated output in voltage or current, 14 bits of resolution
- 0 to +10V, for voltage (impedance  10k)
- 4 to 20mA, for current (impedance  500)
SAFETY
PROTECTIONS
■ Machine undervoltage and overvoltage, with adjustable actuation levels.
■ Power phase loss.
■ Machine underfrequency.
■ Excitation ovevoltage (ajustable).
■ Overvoltage on DC link.
■ Power overtemperature (ajustable).
■ Excitation overcurrent (ajustable).
■ Excitation loss.
■ Feedback loss (ajustable).
■ Fault detection on the rotating diodes.
■ Fault detection on the CPU.
INTERFACES
HMI
■ It allows access and modification of all parameters.
■ Indication of warnigns, errors and events.
■ External assembly allowed, via serial cable up to 10m (see section 4.5.2).
USB
■ Only for firmware update.
RS 485 / 422
■ Full/Half Duplex, 9600 bps to 115200 bps, 8 bits, Modbus RTU.
ETHERNET
■ Full/Half Duplex, 10/100 Mbps, Modbus TCP.
ANYBUS
■ Passive modules (RS-485, RS-232)
■ Profibus
■ DeviceNet
■ Modbus TCP
■ Profinet IO
■ EtherNet/IP
■ CC-Link
7
The power supplies of the electronics are redundant and require an isolation transformer in the AC input if they have the same origin.