Cryogenic & Hi-Temp Products
311-HD & 311-QX Pressure Sensors
Cryogenic and High Temp. Sensors
GP50’s 311-HD and 311-QX pressure sensors designed to offer a reliable, economic option for your cryogenic or very high temperature pressure measurement applications.
Yet the 311-HD and QX are fully featured with remote mounted electronics, a high 4-20mA or 0-5vDC output, a SST armoured cable jacket with a choice of lengths provides flexible mounting options.
Also available are optional CANbus, RS485 Modbus, USB or RS232 digital protocols, all adding to the performance of this highly spec’d yet economically priced sensor
7710 Cryogenic Sensor
Cryogenic Temperature Sensor
The model 7710 is a cryogenic temperature sensor of full stainless steel construction, designed to proved a reliable low temperature measurement down to minus 196 deg Celsius (-320 deg F).
The 7710 features remotely mounted electronics to provide a high level signal output with the choice of 4-20mA; 0-5Vdc or 0-10Vdc. A choice of RS232, RS485 or CAN protocol also help to ensure improved cryogenic measurement accuracy and higher resolution.
Typical applications for the 7710 include;
• Aerospace ground support
• Rocket propulsion systems
• Military and defence
• Fuel test stands
• Cryogenic custody transfer

7720 Cryogenic Sensor
Pressure Sensor for Cryogenic Enviroments
The 7720 Cryogenic pressure transducer is designed to meet the requirements of the harshest test environments while offering high accuracy in a light weight package
Typical Applications include;
- High vibration and shock environments
- Manifolds and propulsion systems
- Aviation pressure testing
- Military and defence test enviroments
7730 Cryogenic Dual Sensor
Dual Pressure & Temp Sensor
The 7730 is combined tempreture and pressure transducer is designed to meet the requirements of the harshest Cryrogenic test environments while offering high accuracy in a light weight package
Typical Applications include;
· High vibration and shock environments
· Manifolds and propulsion systems
· Aviation pressure testing
· Military and defence test environments

7770 Temperature Sensor
Extreme High Temp Transducer
The model 7770 is a temperature transducer that has been designed for the extreme temperatures experienced during the testing of space propulsion systems and aviation pressure testing. Manufactured to meet the tough standards demanded by MIL-STD-810 for shock and vibration testing, this is a sensor for the harshest environments.
Typical applications include;
- High vibration environments
- Extreme or harsh test conditions
- Manifolds and propulsion systems
- Military and defence applications
7780 Hi-Temp Pressure
Pressure Sensor for Hi-temp Enviroments
The model 7780 is a pressure transducer that has been designed for the high temperatures experienced during the testing of space propulsion systems and aviation pressure testing. Manufactured to meet the tough standards demanded by MIL-STD-810 for shock and vibration testing, this is a sensor for the harshest environments.
Typical applications include;
- High vibration environments
- Extreme or harsh test conditions
- Manifolds and propulsion systems
- Military and defence applications
7790 Dual Function Sensor
Hi temperature and pressure sensor
The model 7790 is a dual temperature and pressure sensor of full stainless steel construction. The 7790 is designed to proved a reliable pressure and temperature measurement in extreme or harsh environments
Typical applications for the 7790 include;
• High vibration environments
• Propulsion system manifolds
• Military and defence applications