COMMETER C3121P
Digital thermometer-hygrometer with external probe
for compressed measurement
Instruction manual
Page 1: ...COMMETER C3121P Digital thermometer hygrometer with external probe for compressed measurement Instruction manual...
Page 2: ...element of the device is an external probe see picture designed for compressed air measurement up to 25 bars The probe has a cable length of 1 to 4 meters with connector Mechanical connection of the...
Page 3: ...ge current consumption 0 15 to 0 7 mA depending on operation mode Protection device IP20 sensors are located in cover with IP40 protection Typical life of Zinc Chloride battery 4 months Typical life o...
Page 4: ...ator In usual operation from adapter accumulator is charged only with small current If accumulator is totally discharged its full charging in instrument takes approximately 100 hours Instrument with a...
Page 5: ...ault mode Minimum and maximum memory is cleared from menu after confirmation selection CLR see below Values in HOLD MIN and MAX memories remain stored even after instrument is switched OFF Functions a...
Page 6: ...ication can be activated if menu AUDI On is selected see setting described above Alarm activation of each value can be disabled by setting lower alarm limit of the desired value up to its maximum This...
Page 7: ...ions and data in memory HOLD MIN and MAX will be lost For the same reason do not disconnect the battery for longer than 1 minute even if instrument is switched OFF If it happens or if battery is total...
Page 8: ...rupting the main line closing valve 5 the sample flow is regulated by this valve Measurement accuracy is typically not affected by the sample flow rate but at low speeds increasing response time outle...
