KYOWA
WGA-680A Instrumentation Amplifier

  •  CC-Link optional available
  • High-performance processing (Sampling speed: 4000 times/s, 24-bit AD converter)
  • Substantial comparison and Judgment functions (Extra high, high, OK, low, and extra low)
  • Analog output (DA)
  • Display: -99999 to 99999
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Contact Sales Spec Sheet

Description

WGA-680A Instrumentation Amplifier

The WGA-680A is an Instrumentation Amplifier which can display the physical quantity of an input sensor.

Models

  • WGA-680A-00: AC model No option
  • WGA-680A-01: AC model BCD & TEDS
  • WGA-680A-02: AC model RS-232C & TEDS
  • WGA-680A-03: AC model RS-485 & TEDS
  • WGA-680A-04: AC model CC-Link
  • WGA-680A-10: DC model No option
  • WGA-680A-11: DC model BCD & TEDS
  • WGA-680A-12: DC model RS-232C & TEDS
  • WGA-680A-13: DC model RS-485 & TEDS
  • WGA-680A-14: DC model CC-Link

Specifications

Channels: 1

Applicable Sensors: Strain-gage transducers (4-wire)

Compatible Bridge Resistance: 87.5 to 1000 Ω
(Up to four 350 Ω transducers connected in parallel.)

Smoothing Functions:

  • Analog Filters: 10, 30, 100, 300 Hz
  • Attenuation: -12 ±1 dB/oct.
  • Moving average: 0, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, and 2048 times
  • Min. scale: 1, 2, 5, 10, 20, 50, 100, 200, 500, and 1000 counts

Sampling Speed: 4000 times/s

Display: Range: ±99999 (Decimal point to be put anywhere.)

Option Specifications

BCD Output

Output Data:

  • 20 bits (4-bit×5)
  • POL (Minus polarity)
  • Over
  • EOC (End of Conversion)
  • Holding section
  • Detecting section

Output format: Open collector (NPN) (30 VDC, 20 mA max.)

Input:

  • Points: 2 (Hold, Output prohibited)
  • Format: Open collector (NPN) or non-voltage contact signal
    (Capacity: 12 VDC, 5 mA)

RS-232C

Signal System: RS-232C full duplex system

Communication Methods: Synchronous

Baud Rate: 2400, 4800, 9600, 19200 bps

RS-485

Signal System: RS-485 half duplex system

Baud Rate: 2400, 4800, 9600, 19200 bps

Flow Control: None

Device ID: 1 to 99

TEDS

Applicable Transducers: Should have the information according to IEEE template No. 33 (Cable length should be 30 m or less.)

Interfaces: Compatible with IEEE1451.4 Mixed Mode Transducer Interface Class 2

Calibaration Function: Automatic sensitivity registration by reading TEDS data

CC-Link

Version: 1.10

Station Types: Remote device station

Occupied Stations, 1, 2, 4

Baud Rate: 10 M, 5 M, 2.5 M, 625 k, and 156 k bps

Slave Station: 1 to 64

Connection Cable: CC-Link version 1.10 compliant cables
(3-conductor twisted pair shielded cable)