Subsea Control and Monitoring Systems

Halliburton offers a range of subsea interface cards to enable monitoring of permanent downhole gauges and control intelligent completion systems. Each subsea interface card resides in the pod provided by the respective subsea controls vendor. The Halliburton IWIS gauge interface card is the standard interface card used for any subsea supplier that conforms to the IWIS standard. Other variants are available upon request. 


  • Supports up to 20 gauge slots
  • Operating temperature range: -20 to +70°C
  • Supply voltage: +20 to +28 VDC
  • Maximum power consumption: 24 W
  • Actual power consumption: 4 W + 1 W per single sensor DataSphere® ROC™ gauge
  • Heat dissipation <6.0 W
  • Gauge supply voltage: +48 VDC
  • Maximum gauge supply current: 250 mA
  • Conforms to ISO 13628-6