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Provided with time division proportional control as the standard function, high-precision treatment can also be made easily.
Aside from indication of the pH(ORP) measured value,setting values at 2 points are also indicated.
Ready for use with voltages between AC100V and 240V.
・Ready for use with a wide range of power supply between AC100 and 240V.
・As for temperature compensation, Pt1000Ω having high accuracy is employed.
・Calibration of the pH buffer solution is done automatically.
Ready for use at pH1.86, 4.01, 6.86, 9.18(ＪＩＳ) or pH4, 7, 10(USA).
・Measurement of the temperature can also be made.
(When using a temperature compensation electrode)
・Equipped with a dust-proof acrylic cover for protection of the touch panel as a standard accessory.
・Measurement of the pH(ORP) of various types of solutions.
・Measurement of the pH(ORP) of industrial drainage.
| Name | pH indication and adjustment meter | ORP indication and adjustment meter |
| Type | PE-21Ｅ | OE-21E |
| Indication | Indication of measurement: 4-digit LED, indication of setting values: 4-digit LED 2ｃｈ | |
| Range of measurement | pH：0.00-14.00 | -999～+999mV |
| Resolution | 0.01pH | 1mV |
| Range of temperatures measured | 0～100℃ ±1℃ (When using a temperature compensation electrode) | － |
| Temperature compensation | Automatic temperature compensation Temperature compensation range: 0 - 100℃ | － |
| Temperature compensation element | Pt1000Ω | － |
| Automatic calibration | With automatic calibration solution judgment functions pH6.86 and either pH4.01, 9.18, or 1.68 (JIS) pH7.00 and either 4.00 or 10.00 (USA) | － |
| Transmission output | 4 - 20mADC(maximum load resistance: 500Ω) | |
| Alarm contact | 1C contact output 2 points independent No voltage contact capacity: AC220V 3A max(resistance load) Control function: time division proportional control or ON/OFF | |
| Ambient temperature/humidity | -5 - 50℃ 85%RH or less | |
| Power supply | AC100-240V ±10% 50/60Hz 10VA | |
| Dimensions | 96(W)×96(H)×145(D) mm | |
| Weight | About 0.6kg | |
| Standard accessories | Panel attachment tool, dust-proof transparent cover | |
Previous：PE-51(pH/ORP converter (4-wire type)
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