
These instruments should be combined with O2 sensor then control cell temperature and convert cell EMF to O2 value for display and signal output.

| C-28C | C-48 | |||
| Dimensions | 96W×96H×132D | |||
| Weight | about 0.5kg | |||
| Power | A.C.90 ~130V | |||
| Display | 4 figures LED | 5 figures LED | ||
| Disply Ranges | R1:% | 0~99.99、0~100.0 -19.99~99.99 |
R1 | %:0.00~100.00 ppm:0.0~9999.9 atm:-35.00~0.00 mV:-40.0~1500.0 |
| R2:ppm | 0~9999、0~999.9 | R2 | ||
| R3:mV | -525~1575mV | R3 | ||
| Output※1 | D.C.4~20mA D.C.0 ~ 1V or 5V or 10V |
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| Communication | RS232C | |||
| Range Select | Manual / Auto | Manual / Auto / Remote | ||
| Alarm | Output:Hi/Lo、Hi/HHi、Lo/LLo Failure:Sensor temp. abnormal |
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| Other Functions | Cell EMF and/or Cell temp. are shown on lower display. Range answer-back, hold, one-touch calibration equipped. |
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