4-wire instruments used for measurement of ppm levels. Employed with 9408 Series sensing systems.
Single/Dual Input Analyzers
 | AX480 | AX488 | AX468 |
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| >>read more | >>read more | >>read more |
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|  |  |  |
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| Input 1 | ppm DO2 | ppm DO2
| pH/ORP |
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| Input 2 | | ppm DO2
| ppm DO2 |
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| Mounting | Panel, Wall, Pipe | Panel, Wall, Pipe | Panel, Wall, Pipe |
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| Application | 4-wire AC & 24V DC | 4-wire AC & 24V DC | 4-wire AC & 24V DC |
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| Current outputs | 2 or 4 | 2 or 4 | 2 or 4 |
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| Relays | 3 or 5 | 3 or 5 | 3 or 5 |
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| Cleaning function | Included | Included | Included |
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Hazardous
Approval | Atex Type N (pending)
FM/CSA
Class 1 Div 2
(Pending) | Atex Type N (pending)
FM/CSA
Class 1 Div 2
(Pending) | Atex Type N
(pending)
FM/CSA
Class 1 Div 2
(Pending) |
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| Communication | PROFIBUS DP
Modbus (pending) | PROFIBUS DP
Modbus (pending) | PROFIBUS DP
Modbus (pending) |
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Single Input Analyzers
| 4640 | 4642 | 4645 | 4647 |
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| >>read more | >>read more | >>read more | >>read more |
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|  | |  |  |
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| Input 1 | ppm DO2
| ppm DO2 | ppm DO2 | ppm DO2 |
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| Input 2 | - | - | - | - |
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| Control | On/Off | On/Off | On/Off | On/Off |
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| Application | 4-wire AC | 4-wire AC | 4-wire AC | 4-wire AC |
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| Mounting | Wall, Pipe | Wall, Pipe | Panel | Panel |
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| Water Wash | No | Yes | No | Yes |
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Dissolved Oxygen Monitor Systems
For both low and high-level ppb measurements in steam-raising and desalination plants and semiconductor water treatment, the 9437 and 9438 Series monitoring systems are highly recommended.
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| Monitoring system comprising a flow-through sensor and panel- or wall-/pipe- mount instrument | Complete packaged monitoring system comprising a liquid-handling section with sensor, a solenoid valve power supply unit and a panel- or wall-/pipe-mount instrument. |