American Manufacturing Company, Inc., © 2021 1www.americanonsite.com
Perc-Rite© Drip
1-4 Zone System Controller
Programming instrucons for the Siemens LOGO! PLC
VERSION 1.1 8/1/2021
PLEASE REVIEW SEQUENCE AND ALL THE FOLLOWING INSTRUC-
TIONS BEFORE ATTEMPTING TO CHANGE SETTINGS!
WARNING! DO NOT USE THE “PROGRAM”, “NETWORK” OR
“DIAGNOSTICS” SCREENS!
ALL SCREENS NECESSARY FOR SETTING UP THE PLC ARE
FOUND BY SIMPLY PRESSING THE UP ARROW KEY
FROM THE CLOCK SCREEN!
If the screen backlight turns ORANGE, STOP! ONLY the clock
is changed through the “Display #1” screen below!
STOP
PROGRAM>
SETUP>
NETWORK
DIAGNOSTICS
Pointer
Su 00:00
YYYY-MM-DD
01.01.00
Turn the power on to the LOGO microprocessor (P1 circuit breaker - ON)
with all the HOA switches in the “OFF” position. Press the up or down ar-
row buttons to view available screen information. Screens may be viewed
by pressing the up and/or down arrow buttons. The last screen, Time and
Date, can be adjusted if necessary to current conditions (see below).
WARNING: Time and date must be set for proper operation
The image to the right shows the logo unit itself showing the time clock
screen.
Display #1 appears whenever the escape key (ESC) is hit at the clock
screen or if a program is stopped or if no program exists.
The controller is factory preprogrammed for a repetitive cycle type system
which starts with the off period. The preset functions are shown on the
screens below on page 17
Setting the Clock (Display #2)
WARNING: Time and date must be set for proper operation. Arrow down
to date/time screen, set clock by pressing ESC. Scroll down to SETUP and
press OK. Arrow down to clock and press OK, arrow up to set clock press
OK. Use UP down arrows to change values, Left and Right arrows to move
to the next value. Press OK when done, then press ESC until you get back
to the date and time screen.
WARNING: DO NOT GO INTO THE “PROGRAM”, “NETWORK” OR
“DIAGNOSTICS” SCREENS! ALL SCREENS NECESSARY FOR SET-
TING UP THE PLC ARE FOUND BY SIMPLY PRESSING THE UP AR-
ROW FROM THE CLOCK SCREEN! Any changes to parameter set-
tings through these screens will void warranty and the operator may
be responsible for having the PLC re-programmed.