Gorman-Rupp Pumps T8A60S-F6L 1278434 thru 1318430 - Manual (Page 20)

OM−05517 SUPER T SERIES
OPERATION PAGE C − 3
Stop the unit manually by pressing the OFF/SET"
button.
OPTIONAL EPS CONTROL
Features
The optional EPS Control is equipped with a
12VDC Electronic Pressure Switch which includes
the following features:
S 3 Output Relays: 1. A output, delayed
2. B output, no delay
3. Horn output, no delay
S 3 Inputs:
1. Horn silence
2, Pressure transducer
3. Low Temp Thermostat
S LCD screen with backlight for function moni-
toring
S Bright LEDs to indicate output status and dis-
play modes
S Three switches on front panel for all adjust-
ments
S Battery level indicator on LCD screen to alert
operator of low battery condition
S Microprocessor Control
S Error display to alert user of errors in calibra-
tion
Functional Description
Front Panel Controls/Displays
1. The LCD screen displays level information,
A and B setpoint off/on levels, Horn delay,
and calibration information.
Typical Messages on the display:
a) EEP bAd... Eeprom memory is not cor-
rect, user must recalibrate
unit.
b) USr CAL... User calibrate mode, i.e.,
user wants to calibrate unit.
c) SEt a.oF... A OFF setpoint, units of lev-
el.
d) SEt a.on... A ON setpoint, units of level.
e) SEt b.oF... B OFF setpoint, units of lev-
el.
f) SEt b.on... B ON setpoint, units of level.
g) Hrn dLy... Horn on, A output delay
time, 5−30 seconds, in
5-second increments.
h) LO BAT... Indicator, shows battery
voltage level is below
12VDC.
i) Lo tpt... Shows status of Low Tem-
perature Thermostat con-
tacts.
2. LEDs:
a) When the green LED is lighted, the unit is
showing level on the LCD display.
b) When the A output LED is lighted, the A
output relay is closed.
c) When the B output LED is lighted, the B
output relay is closed
NOTE
LED’s and all segments of the display are lighted
upon connection of power as a lamp test feature.
However, no relay outputs are closed during test.
3. Switches:
a) The switch functions as a round rob-
in" type switch. Pressing this switch will
cause the unit to show the next selection
in the order listed above.
b) The switch functions to decrease the
selection showing. This switch can be
used to decrease the smallest digit by
bumping" the switch, or to continuously
decrease the digit by pressing and hold-
ing for at least one second and releasing
when desired setting is reached.
c. The switch functions to increase the
selection showing. This switch can be
used to increase the smallest digit by
bumping" the switch, or to continuously
increase the digit by pressing and hold-
ing for at least one second and releasing
when desired setting is reached.
Liquid level adjustment of the Electronic Pressure
Switch is accomplished using the three buttons on
the control. For EPS functions and level adjust-
ment, refer to the following instructions.