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Model：RM-5220/5430/5620 Resistivity monitors/ Measurement instrument
Features and Applications
1、Intelligent online monitoring, resistivity monitoring, control instrument conductivity
2、Keyboard type switch range，constant input of conductance cell, high and Lower quartile relays output settings.
3、Adopt the temperature compensation of Double factors
4、4-20mA output current isolation
5， Own the function of control output with Cap and lower limit alarm relay; the alarm hysteresis can be set from keyboard, and it’s convenient to form the Automatic closed-loop control system
6、Suitable for various kinds of water treatment equipment resistivity of on-line monitoring and control in electrodialysis, reverse osmosis, ion exchange water making system, etc.
Technical data
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RM-5220 |
RM-5430 |
RM-5620 |
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Measurement range |
0～18.25MΩ·cm |
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Accuracy |
2.0%(FS) |
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Temperature compensation |
In 25 ℃ as a benchmark, simulation of temperature compensation |
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Medium temperature |
0～50℃ |
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Electrodecoefficient |
0.05cm-1 |
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Display modes |
3½ LCD |
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Current output |
4～20mA |
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· OPTICAL ISOLATION4～20mA |
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Control output |
— — — |
ON/OFF high/lower quartile relays |
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Power supply |
AC 220V±10% 50/60Hz |
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Working conditions |
ambient temperature：0～50℃ relative humidity：≤85% |
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Dimension |
96×96×130mm |
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Slot dimension |
92×92mm |
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Installation |
panel mounted |
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Water treatment accessories
