Industrial humidity measurement requires absolute professionalism in measuring and control technology. In industrial processes or in research-based business, the testo 6681 temperature and humidity transmitter is ideal wherever critical climatic values need to be maintained. The climate transmitter boasts a high-precision humidity sensor with long-term stability (optionally available), which enables it to achieve maximum precision: up to ±(1.0 + 0.007 * reading).
Precise measuring and control technology will help you to accurately optimize the climatic conditions in your rooms in order to prevent process disruptions and quality losses. Automation systems result in particularly efficient processes. The testo 6681 temperature and humidity transmitter can easily be integrated into individual automation systems because it features Ethernet, relay and analog outputs.
Uses compatible humidity sensors to calculate and display relative humidity, absolute humidity, and dewpoint
Ethernet, relay and analog outputs allow for optimum integration into individual automation systems
Self-monitoring and early warning function ensure high system availability
P2A software for parameterization, adjustment and analysis
High-quality plastic housing and optional 2-line LCD display
Additional ordering options include: analog output/supply, menu language and display, cable entry, Ethernet module, humidity/temperature units for 2 channels, and relay
Accuracy up to +/- 1.7 %RH, depending on attached probe
Specifications
(1) Temperature/Humidity Transmitter for Critical Climate Applications (6651) with selectable signal outputs, optional display, optional Ethernet module and optional relay (depending on configuration)