GP:50 311-HD and 311-QX Pressure Sensors

The 311-HD and 311-QX pressure sensors from GP50 are designed to offer a reliable, economic option for your cryogenic or very high temperature pressure measurement applications. The 311-HD and QX are fully featured with remote mounted electronics, a high 4-20mA or 0-5vDC output, a SST armored cable jacket with a choice of lengths provides flexible mounting options. Also available are optional CAN-bus, RS485 Modbus, USB or RS232 digital protocols, all adding to the performance of this highly specd yet economically priced sensor. We also have a range of liquid hydrogen compatible sensors.

  • Cryogenic service from -195 deg C
  • High Temp operation to +177 deg C
  • ATEX and CSA approvals
  • Remote electronics
  • Economic pricing

The 311-HD and QX are fully featured with remote mounted electronics, a high 4-20mA or 0-5vDC output, a SST armored cable jacket with a choice of lengths provides flexible mounting options. Also available are optional CAN-bus, RS485 Modbus, USB or RS232 digital protocols, all adding to the performance of this highly specd yet economically priced sensor


311-HD & 311-QX Specs

311-HD & 311-QX Dims

The 311-HD and 311-QX pressure sensors from GP50 are designed to offer a reliable, economic option for your cryogenic or very high temperature pressure measurement applications. The 311-HD and QX are fully featured with remote mounted electronics, a high 4-20mA or 0-5vDC output, a SST armored cable jacket with a choice of lengths provides flexible mounting options. Also available are optional CAN-bus, RS485 Modbus, USB or RS232 digital protocols, all adding to the performance of this highly specd yet economically priced sensor

  • Cryogenic service from -195 deg C
  • High Temp operation to +177 deg C
  • ATEX and CSA approvals
  • Remote electronics
  • Economic pricing 
  • 311 -HD or 311-QX Sensor
  • Individual NIST traceable calibration certificate

Why choose Interface Sensor Products?

Interface is an internationally recognised brand and decades of experience have gone into making Interface manufactured load cells the benchmark for thousands of users around the world.

Interface product reliability is second to none and all our product lines have to match this standard before we would consider recommending them to our customers.

Our customer list is a "Who's Who" of household names ranging from the Aerospace Giants through to the most prestigious Universities. This speaks volumes about our reputation for quality solutions on projects of all sizes around the world.

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