3700 Invensys Triconex Analog Input Module

Specifications

• Color Code: Yellow
• Number of Input Signals: 32 differential, DC-coupled
• Input Update Rate: 55 ms
• Resolution: 12 bits
• Accuracy: < 0.15% of FSR, from 0° to 60° C
• Input Resistance
  • Load: 30 MΩ (DC), minimum
  • @ Power Off: 30 kΩ (DC), typical
• Common Mode Rejection (Typical): -80 dB (DC - 100 Hz)
• Common Mode Range (See Warning): -12V to +12V peak
• Channel-to-Channel Isolation: 200 kΩ, typical
• Normal Mode Rejection
  • -3 dB @ 8 Hz
  • -17 dB @ 60 Hz
  • -23 dB @ 120 Hz
• Input Voltage Range: 0 to 5V
• Input Over-Range Measurement (only for 3700A): +6%, 0 to 5.3 VDC
• Logic Power: < 10 watts
• Input Over-Range Protection: 150 VDC continuous, 115 VAC continuous
• Input Current Range: 0 to 20 mA with 250 Ω shunt resistor
• Module Status Indicators: Pass, Fault, Active
• Input Diagnostic Fault Coverage:
  • Minimum Input Change: 2% of full scale
  • Input Change Sample Period: 1 scan or 200 ms, whichever is greater
  • Minimum Period of Mis-Compares: 40 samples