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ABB AX400 Series User Manual

ABB AX400 Series
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Single and dual input analyzers for pH/Redox (ORP)
AX416, AX436, AX460, AX466 & AX468 2 Operation
IM/AX4PH Rev. P 11
2.3.6 Wash Function
Note. The Wash function is available only if A3: Type is set to Wash – see Section 5.5, page 34.
Wash Function
Off
On
Manual
Wash function off. Lower display line of Operating Page shows WASH
INHIBITED.
Wash function controlled automatically. Lower display line of Operating
Page shows WASH IN PROGRESS.
Enables wash function to be initiated manually – see below.
Note. Set
Wash Function to Off before removing the sensor from the process.
See Section 3.1, page 12.
Probe Type set to pH (for either sensor if dual input analyzer) – see Section 5.3,
page 30.
See Section 4.1, page 19.
Probe Type set to Redox or ORP (for both sensors in any combination if dual input
analyzer) – see Section 5.3, page 30.
Enable Cals set to Yes (Section 5.3) – see Section 4.1, page 19.
Alter Sec. Code not set to zero (Section 5.8) – see Section 5.1, page 28.
Alter Sec. Code set to zero (Section 5.8) – see Section 5.2, page 29.
Wash Function set to Manual – see below.
Wash Function not set to Manual. The display returns to the top of the Operating
Page.
Press to Wash (Manual Wash only)
Press to Wash and Press to Abort are shown alternately on the lower
display line.
Press the key to initiate the wash cycle. The display returns to the top of the
Operating Page and the lower display line shows WASH IN PROGRESS until the wash
cycle is completed. The Wash Function selection reverts to the one that was set before
Manual was selected.
Press the key to abort the wash cycle. The display returns to the top of the
Operating Page.

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ABB AX400 Series Specifications

General IconGeneral
DisplayLCD with backlight
Output4 to 20 mA, HART
Process connectionFlanged
Lining materialPTFE, PFA
Electrode materialStainless steel, titanium
CommunicationHART

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