Ph - utilities menu - relay override 4.5, Ph - utilities menu - relay override 4.5 page 23 – Aquametrix SHARK-120/240 Controllers User Manual User Manual

Page 25

pH - Utilities Menu - Relay Override 4.5

Page 23

MULTI-PARAMETER CONTROLLER & ANALYZER USER’S MANUAL

pH - Utilities Menu - Relay Override 4.5

To Alarm Relay (Relay C) Override

DOWN

Use the or key to
change the Override state from
AUTO - controlled by process
settings
ON - relay forced on
OFF- relay forced off
The relay will react
immediately.

Relay Override is used to manually override the state of the relays, the user

is able to set the operating mode of the relay as AUTO/ON/OFF (the default

and run mode state are AUTO).

This feature can be used to turn the relays ON or OFF to manually correct

the process, or to shut down an ancillary device to perform maintenance.

When in the Relay Override mode, the outputs are no longer placed on hold

as they are when in the other menus.

If you wish to Override Relay
B, Press the key once
which will move the cursor over
to the AUTO/ON/OFF text

If you wish to Override Relay
A, Press the key once
which will move the cursor over
to the AUTO/ON/OFF text

If you do not wish to
Override Relay B, then
use the key to
the Alarm Relay

If you do not wish to
Override Relay A, then
use the key to
move to Relay B

RUN MODE

NOTE

PRESS THE AND KEYS

TOGETHER TO GO IMMEDIATELY BACK TO

RUN MODE

DOWN

If you wish to accept the
Override setting,
Press the key once
to move the cursor to the
RH of the display

Then use the key
to move to the Override
setting for Relay B

CAUTION:

Note that if the Relay Auto Return Menu is set to

"ON", the controller will place all these settings

back to AUTO 10 minutes after the Shark returns to

the run mode.

If you wish to accept the
Override setting,
Press the key once
to move the cursor to the
RH of the display

To use the Relay Override
function, press the key

Then use the key
to move to the Override
setting for Relay A

DOWN

Use the or key to
change the Override state from
AUTO - controlled by process
settings
ON - relay forced on
OFF- relay forced off
The relay will react
immediately.

RELAY OVERRIDE

RELAY B A UTO >

RELAY OVERRIDE

RELAY B O N >

RELAY OVERRIDE

RELAY B O FF >

RELAY A O FF >

RELAY OVERRIDE

RELAY A O N >

RELAY OVERRIDE

RELAY A A UTO >

RELAY OVERRIDE

MANUAL TEST MODE

RELAY OVERRIDE
RELAY B AUTO

RELAY A AUTO >

RELAY OVERRIDE

CALIBRATION

7.15pH 25.0C

UTILITIES

RELAY B ON

RELAY B AUTO

RELAY B OFF

RELAY OVERRIDE

RELAY A ON

RELAY A AUTO >

RELAY A OFF

RELAY OVERRIDE