The AGS813 is a versatile servo module designed for precise position feedback and servo control in industrial automation systems. It accepts LVDT and 1 to 5 V DC signals for input and delivers up to ±50 mA for servo control. The module supports dual redundant configurations for enhanced reliability.

Key Specifications

LVDT Inputs

• Number of input channels: 4, isolated
• Wiring types: 3 wires, 5 wires, 6 wires
• Excitation voltage: 5 Vrms at 30 mArms
• Excitation current: 30 mArms (max)
• Excitation frequency: Selectable 2.8 kHz, 3.0 kHz, or 3.2 kHz
• Accuracy: ±1%
• Input voltage: 0.7 to 5 Vrms, with a minimum span of 2.5 Vrms
• Drift due to temperature change: ±0.4% / 10 °C
• Input impedance: Powered 220 kΩ, Not powered 100 kΩ
• Allowable input voltage: ±30 Vpeak
• External power supply: ±11.4 to ±13.2 V, 0.3 A

Voltage Inputs

• Number of input channels: 4, isolated
• Input signal: 1 to 5 V DC
• Accuracy: ±4 mV
• Drift due to temperature change: ±4 mV / 10 °C
• Input impedance: Powered 1 MΩ, Not powered 100 kΩ
• Allowable input voltage: 30 V DC

Current Outputs

• Number of output channels: 2, isolated
• Output signal: ±25 mA / ±50 mA (Selectable)
• Accuracy: ±150 μA / ±300 μA
• Drift due to temperature change: ±50 μA / 10 °C for ±25 mA, ±100 μA / 10 °C for ±50 mA
• Allowable load resistance: 270 Ω at ±25 mA, 100 Ω at ±50 mA
• Circuit-open detection: Available
• External power supply: ±11.4 to ±13.2 V, 0.3 A

Digital Inputs

• Number of input channels: 2, isolated
• Rated input voltage: 24 V DC (Sink)
• Input ON voltage: 18 to 26.4 V DC
• Input OFF voltage: 5 V DC or less
• Input current: 4.1 mA ±20%
• Maximum allowable input voltage: 30 V DC
• Scan cycle: 5 ms

Environmental and Power Specifications

• Withstanding voltage:
  • Between system and field: 500 V AC for 1 minute
  • Between different types of inputs/outputs: 500 V AC for 1 minute
• External connection: Dedicated cables (AKB337-M005, M007, M010)
• Maximum power consumption: 500 mA (5 V DC)
• Weight: Approx. 0.36 kg