Honeywell 05704-A-0144 Four-Channel Control Card

The Honeywell 05704-A-0144 is a Four-Channel Control Card, primarily used in Honeywell’s Zellweger System 57 series for gas detection. It offers precise control and monitoring for industrial automation in harsh environments.

Technical Specifications

• Model Number: 05704-A-0144
• Product Type: Four-Channel Control Card Catalytic Input
• Power Consumption:
  • Maximum: 12.8W (at 200mA sensor current)
  • Typical: 8.5W
• Drive Type: Constant current
• Initial Accuracy: ±1%
• Current Regulation: Adjustable in 1mA steps, from 90 to 315mA
• Maximum Drive Voltage: 10V
• Signal Range: 15mV to 300mV (full scale)
• Bridge Imbalance Default Limit: ±2mV at 100V bridge voltage

Key Features and Protection

• Protection: The card is protected against both short circuit and open circuit failures.
• Maximum Line Resistance: 40 ohms, including the sensor, at 200mA.
• Bridge Imbalance Default Limits: ±100mV from center at 2V bridge voltage.
• Adjustment: The bridge balance and signal gain can be electronically adjusted.
• Fault Detection: The system can detect open circuit, short circuit, and single bead failure.

Physical Dimensions and Weight

• Dimensions: 10.8 cm x 6.7 cm x 8.4 cm
• Weight: 0.2 kg