WEG ECW500, Руководство пользователя

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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.