ABB AX400 Series User Manual

Single and dual input analyzers for pH/Redox (ORP)
AX416, AX436, AX460, AX466 & AX468 5 Programming
36 IM/AX4PH Rev. P
5.5.1 Wash Cycle Configuration (Applicable Only to Alarm 3)
Wash Mode
Select the wash mode required.
Cont.
Pulsed
–
–
(continuous) the relay remains energized for the wash duration
the relay is switched on and off every second for the duration of the
wash, – see Fig. 5.1.
Wash Frequency
Set the wash frequency required.
Wash frequency is set in 15 minute increments between 15 and 45 minutes, then in 1
hour increments between 1 and 24 hours.
Wash Duration
Set the wash duration required.
Wash duration is set in 15 second increments between 15 and 45 seconds, then in 1
minute increments between 1 and 10 minutes.
Recovery Period
Set the recovery period required, between 0.5 and 5.0 minutes in 0.5 minute
increments.
Option board fitted and analog features enabled (see Section 7.3, page 57) – Alarm 4
configuration is identical to Alarm 1.
Option board not fitted or option board fitted and analog features disabled (see
Section 7.3, page 57) – see Section 5.6, page 38.
Fig. 5.1 Pulsed and Continuous Wash Cycles
Wash Frequency
Hours
Mins
Wash Duration
15
Recovery Period
1.0
Mins
15
CONFIG. OUTPUTS
Config. Alarm 4
Config. Alarm 3
A3: Type
set to Wash
Wash Mode
-----
Cont.
Pulsed
Mins
Secs
Wash Duration
Continuous
Pulsed
Recovery Period
t
t
1s 1s
Frequency

ABB AX400 Series Specifications

General

Display	LCD with backlight
Output	4 to 20 mA, HART
Process connection	Flanged
Lining material	PTFE, PFA
Electrode material	Stainless steel, titanium
Communication	HART