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VW3A4611

The Yokogawa VW3A4611 is an optional expansion board designed for the GA700 and A1000 series industrial AC inverters. This module provides additional analog input and output channels, significantly enhancing the flexibility and integration capabilities of the variable frequency drive (VFD) with external control systems.

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Technical Parameters / Specifications
Category Parameter Specification
General Compatible Drive Series GA700, A1000
Model VW3A4611
Type Analog I/O Expansion Board
Analog Input (AI) Channels 1
Signal Type Selectable Voltage or Current (via DIP switch)
Voltage Input Range 0 to +10 V DC / -10 to +10 V DC (selectable by parameter)
Input Impedance Approx. 200 kΩ (for voltage input)
Current Input Range 0 to 20 mA / 4 to 20 mA (selectable by parameter)
Input Impedance Approx. 250 Ω (for current input)
Resolution 1/4000 (12-bit + sign bit)
Accuracy ±0.5% of full scale (at 25°C / 77°F)
Analog Output (AO) Channels 1
Signal Type Selectable Voltage or Current (via DIP switch)
Voltage Output Range 0 to +10 V DC
Output Impedance Approx. 2 kΩ
Allowable Load Current Min. 2 mA, Max. 1 mA
Current Output Range 0 to 20 mA
Maximum Load Impedance 500 Ω
Resolution 1/4000 (12-bit)
Accuracy ±1.0% of full scale (at 25°C / 77°F)
Isolation Isolation Method Photocoupler Isolation
Withstand Voltage > 2300 V AC for 1 min (between analog I/O and main drive circuits)
Environment Operating Temperature -20°C to +65°C
Storage Temperature -25°C to +75°C
Humidity 95% RH or less (non-condensing)
Physical Installation Mounts into drive's option slot
Weight Approx. 0.05 kg