DO Sensors
DO Sensors VP 325 Standard 25mm

The TruDO™ family of rebuildable dissolved oxygen sensors is designed
for superior performance, greater repeatability and improved reliability
in bioprocess applications such as cell culture and fermentation.
DO Sensors VP 425 N/A 12mm

The TruDO™ family of rebuildable dissolved oxygen sensors is designed
for superior performance, greater repeatability and improved reliability
in bioprocess applications such as cell culture and fermentation.
TruDO D4 12mm
The TruDO D4 Sensor is a dissolved oxygen sensor featuring a D4
connector, electropolished to Ra12 finish. The TruDO D4 is available in insertion lengths of 120, 225, 325 or 425 mm.
■ Fast response
■ Highly repeatable
■ Proven reliability
■ Suitable for autoclave, SIP and CIP
The TrupH K8 12mm pH electrode replaces:
■ Broadley-James Model D140/D145
■ Mettler-Toledo/Ingold Model InPro 6800
TruDO VP 12mm
The TruDO VP Sensor is a dissolved oxygen sensor featuring a D4 connector, electropolished to Ra12 finish. The TruDO VP is available in insertion lengths of 120, 225, 325 or 425 mm.
■ Fast response
■ Highly repeatable
■ Proven reliability
■ Suitable for autoclave, SIP and CIP
The TrupH K8 12mm pH electrode replaces:
■ Broadley-James Model D140/D145
■ Mettler-Toledo/Ingold Model InPro 6800
TruDO 25mm, 70mm
The TruDO 25mm Sensor is a dissolved oxygen sensor featuring a D4 or VP connector, electropolished to Ra12 finish. The TruDO has a 25mm diameter and an insertion length of 70mm. Housing types: Ingold standard (D4 or VP), B. Braun safety (D4 only).
■ Fast response
■ Highly repeatable
■ Proven reliability
■ Suitable for autoclave, SIP and CIP
The TruDO 25mm diameter, 70mm length sensor replaces:
■ Broadley-James Model D400/D405/D430/D435 /
■ Mettler-Toledo/Ingold Model InPro 6800
DO Loop
A dissolved oxygen (DO) loop comprises a DO sensor selectable from a
variety of configurations, a cable, and a TruTrans™transmitter. The DO
sensor includes an anode, cathode, membrane, electrolyte, and the
electrical connector that is connected to the transmitter using a cable
(6 ft [1.83 m] or 10 ft long [3.05 m]). For a given transmitter, the sensor probe can be replaced. The sensor probe
can be separated from the cable and transmitter for sterilization. The transmitter integrates the signal processing, power
conversion, 4-20 mA output signal generation, and user interface
functions in one package.
TruDO Optical Dissolved Oxygen Sensors
![]() Features
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TruDO Optical Dissolved Oxygen SensorsTruDO® Optical probes solve the problems associated with traditional DO sensors i.e., midrun sensor failure, polarization, leaking electrolyte, broken or poisoned cathodes. The TruDO Optical sensor has one replaceable part, the sensor cap. Unlike a traditional DO sensor, the TruDO sensor cap needs to be replaced very infrequently (every 6 months or so). In side by side tests the sensor tracks traditional DO probes without the need for membrane replacement after every run or two. In addition the probe can be kept in the reactor without maintenance before CIP and left dry without any adverse effects. Plug and Play T82/D4 Cables VP Cables New DO Loops 4-20 mA Output |
TruDO is a trademark of Finesse Solutions, LLC. © Finesse Solutions, LLC, 2009.
Clone of TruDO Optical Dissolved Oxygen Sensors
Features
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TruTorr® Single Use Headspace Pressure SensorThe TruTorr pressure sensing system is a single-use solution for measuring headspace pressure in a single-use container, in order to prevent damage from overpressure. The product consists of a disposable pressure sensor, a cable, and a transmitter that is seamlessly integrated into Finesse TruViu hardware (RDPD, PLSSmini or PLSS). The single-use sensor not only compensates for temperature, but is self-calibrated for immediate use, based on integrated, gamma radiation- resistant memory chip technology. |
TruDO is a registered trademark of Finesse Solutions, LLC.
TruFluor DO Single-Use Optical Sensor
The TruDO D4 Sensor is a dissolved oxygen sensor featuring a D4
connector, electropolished to Ra12 finish.
Features
■ Sheath, optical reader and transmitter
■ Excellent precision and accuracy
■ RFID tagging for self-calibration and lot traceability
■ USP Class VI, gamma radiation resistant wetted materials
Call 800-598-9515 for pricing information
DO Sensors

The TruDO™ family of rebuildable dissolved oxygen sensors is designed
for superior performance, greater repeatability and improved reliability
in bioprocess applications such as cell culture and fermentation.






