DA502 | ABB | Digital/Analog Input/Output Module

Ordering Data

• 1SAP 250 800 R0001: DA502, digital/analog input/output module, 16 DO, 8 DC, 4 AI, 2 AO | Active
• 1SAP 450 800 R0001: DA502-XC, digital/analog input/output module, 16 DO, 8 DC, 4 AI, 2 AO, XC version | Active

Technical Data

Process Supply Voltage

• Connections: Terminals 1.8, 2.8, 3.8, 4.8 for UP (+24 V DC) and 1.9, 2.9, 3.9, 4.9 for ZP (0 V)
• Protection Against Reverse Voltage: Yes
• Rated Protection Fuse: 10 A fast

Current Consumption

• From UP: 0.07 A + max. 0.5 A per output
• From 24 V DC Power Supply: ~2 mA
• Inrush Current from UP (at power-up): 0.04 A²s

Additional Specifications

• Max. Power Dissipation: 6 W (unloaded outputs)
• Weight (without terminal unit): ~125 g
• Mounting Position: Horizontal or vertical with derating (output load reduced to 50% at +40 °C)
• Cooling: Natural convection (must not be obstructed by cables or other components in the control cabinet)

Technical Data of Digital Outputs

• Number of Channels per Module: 16 outputs (with transistors)
• Channel Distribution: 1 group of 16 channels
• Output Voltage for Signal 1: UP (-0.8 V)
• Rated Output Current: 500 mA at UP = 24 V
• Max. Output Current (all channels): 4 A
• Leakage Current with Signal 0: <0.5 mA
• Short-Circuit Proof / Overload Proof: Yes
• Overload Message (I > 0.7 A): Yes, after ~100 ms
• Max. Cable Length:
  • Shielded: 1000 m
  • Unshielded: 600 m

Technical Data of Configurable Digital Inputs/Outputs

• Number of Channels per Module: 8 inputs/outputs (with transistors)
• Channel Distribution: 1 group for 8 channels
• Indication of Input/Output Signals: 1 yellow LED per channel
• Galvanic Isolation: Yes, per module

Digital Inputs

• Input Type (EN 61131-2): Type 1
• Input Signal Voltage:
  • 0-Signal: -3 V to +5 V
  • 1-Signal: +15 V to +30 V
• Max. Cable Length:
  • Shielded: 1000 m
  • Unshielded: 600 m

Digital Outputs

• Rated Output Current per Channel: 500 mA at UP = 24 V
• Max. Output Current (all channels): 4 A
• Leakage Current with Signal 0: <0.5 mA
• Short-Circuit Proof / Overload Proof: Yes
• Max. Cable Length:
  • Shielded: 1000 m
  • Unshielded: 600 m

Technical Data of Analog Inputs

• Number of Channels per Module: 4
• Channel Distribution: 1 group with 4 channels
• Input Type:
  • Unipolar Voltage: 0 V to 10 V
  • Bipolar Voltage: -10 V to +10 V
  • Current: 0 mA to 20 mA
  • RTD: Pt100/Pt1000/Ni1000
• Resolution: 12 bits
• Conversion Error: Typ. 0.5%, max. 1%
• Max. Cable Length:
  • Shielded: 1000 m
  • Unshielded: 600 m

Technical Data of Analog Outputs

• Number of Channels per Module: 2
• Channel Distribution: 1 group for 2 channels
• Output Type:
  • Unipolar Current
  • Bipolar Voltage
• Output Loadability (Current Output): 0 Ω to 500 Ω
• Output Loadability (Voltage Output): ±10 mA max
• Resolution: 12 bits
• Settling Time: Typ. 5 ms for full range change
• Conversion Error: Typ. 0.5%, max. 1%
• Max. Cable Length:
  • Shielded: 1000 m
  • Unshielded: 600 m