4-2. the setting of sending wash signal (*wash), 4-2. the setting of sending wash signal (*wash) -6 – Yokogawa EXA PH202 2-Wire pH/ORP Analyzer User Manual

Page 103

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IM 12B0702-01E

11-6 Appendix

11-4-2. The setting of sending WASH signal (*WASH)

*WASH

Commissioning mode has the setting ability of sending signal for WASH output

contact to the PH201G distributor (style B). Converning to On/Off WASH selection, when

selecting "On", wash period, wash time and retention time (waiting time after wash)

should be set.

NO

NO

pH

OUTPUT
SET HOLD
SERVICE

ENT

MAN.CAL

DISPLAY

HOLD

NO

MODE

YES

YOKOGAWA

MODE

TEMP

AUT.CAL

MEASURE

ENT

ENT

ENT

YES

NO

YES

NO

YES

NO

NO

YES

NO

YES

NO

NO

YES

NO

YES

ENT

ENT

ENT

YES

NO

YES

NO

To apply wash function, use the PH201G (styleB),

and “2.0” or “2.1” at the service code 60 must be set.

Use

keys to

adjust and enter manual temperature setting

ENT

F5.2.3E. eps

The contact output for wash can be controlled by sending wash siganals. This function is available

with the PH201G (style B). Control the contact output in combination of the PH202 and the PH201G

(style B). Set communication setting of the PH201G at the Service Code 60 of PH202.

You can individually set the wash period "interval between wash cycles", tl; the wash time "length of

the wash phase", tw; and the recovery time, tR.

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