Hanna Instruments HI 8050 User Manual

Page 13

AGIT

AGITA

ATOR CONTROL

TOR CONTROL

For HI8060:

For HI8060:
The agitator output is active in the irrigation phase of a program if the fertilizer
control is enabled. This output also commands the fertilization pumps.
For HI8050:

For HI8050:

For HI8050:
During the irrigation program, the agitators can be stopped (if working time is
zero), work continuously (if pause time is zero) or intermittently (if working time
and pause is different than zero) and can start during preirrigation, before the
fertilizer tanks are used. The agitators are set using panel S45 and can be
consulted using panel C15.

FILTER CONTROL

FILTER CONTROL
Fertigation Controller has the capability to check and automatically clean
two filters controlled by two filter-cleaning programs. Each filter cleaning
program can be started by the following conditions:

1. Following one specified irrigation program. This irrigation program

can be set in panel S46

S46

S46 (FILTERS CTRL).

2. When a “dirty filter” alarm is activated. Cleaning by this option is set

using panel S46

S46

S46 (FILTERS CTRL).

The working time for filter cleaning programs can be set using panel S45

S45

(FIL

(FILTERS CTRL).

TERS CTRL).

MANUAL FUNCTIONS

MANUAL FUNCTIONS
The Fertigation Controller has the following Manual function capabilities:
− To switch the controller state between STOP, WORK and INIT, use panel

S49

S49 (CONTROLLER STATE). The controller state can be checked using
panel C01

C01

C01 (GENERAL INFO)

− To manually start a program use panel S47

S47

S47 (PROG MAN START)

− To manually stop a program use panel S48

S48

S48 (PROG MAN STOP)

− To check and to change the value for each of the outputs, use panel

S50

S50 (OUTLET MAN CTRL)

− To erase all statistics, use panel S65

S65

S65 (ERASE STATISTICS). Statistics indi-

cates pH and conductivity averages for all irrigation programs and sec-
tors in addition to average total irrigation accumulation. They also show
the volume of water and fertilizers on sectors, on programs and total
volumes.

− To erase the settings of one irrigation program or to erase all settings for

all irrigation programs, use panel S66

S66

S66 (ERASE SETTINGS).

This manual is related to the following products:

HI 8060