4-wire instruments used for measurement of ppm levels. Employed with 9408 Series sensing systems.
Single/Dual Input Analyzers
|  |  |  |
 | AX480 | AX488 | AX468 |
 | | | |
 | | | |
| Input 1 | ppm DO2 | ppm DO2
| pH / ORP |
| Input 2 |  | ppm DO2
| ppm DO2 |
| Mounting | Panel, Wall, Pipe | Panel, Wall, Pipe | Panel, Wall, Pipe |
| Power Supply | 4-wire AC & 24 V DC | 4-wire AC & 24 V DC | 4-wire AC & 24 V DC |
| Current outputs | 2 or 4 | 2 or 4 | 2 or 4 |
| Relays | 3 or 5 | 3 or 5 | 3 or 5 |
| Cleaning function | Included | Included | Included |
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) |
| Communication | PROFIBUS DP
MODBUS (pending) | PROFIBUS DP
MODBUS (pending) | PROFIBUS DP
MODBUS (pending) |
Single Input Analyzers
|  |  |  |  |
 | 4640 | 4642 | 4645 | 4647 |
 | >>read more | >>read more | >>read more | >>read more |
 |  | |  |  |
| Input 1 | ppm DO2 | ppm DO2 | ppm DO2 | ppm DO2 |
| Input 2 | - | - | - | - |
| Control | On / Off | On / Off | On / Off | On / Off |
| Power Supply | 4-wire AC | 4-wire AC | 4-wire AC | 4-wire AC |
| Mounting | Wall, Pipe | Wall, Pipe | Panel | Panel |
| Water Wash | No | Yes | No | Yes |
>>hoch
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.
|  |
9437 | 9438 |
| |
| |
| 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 |