6
GPP ELECTROFISHER
USER’S MANUAL
2016
ELECTROFISHER CONTROLS
1 - RANGE SWITCH:
Selects the output voltage range between high and low or switches the
output to OFF. Use low range setting for high conductivity water and high range setting
for low conductivity water.
DANGER!: The position of this switch should not be
changed when the current is flowing, i.e: when foot switch is engaged.
2 - OUTPUT DISPLAY:
Displays all output setting parameters, duration, fault conditions.
3 - EMERGENCY SHUTDOWN SWITCH:
Shuts down operation of the GPP and provides a
local override of remote foot switches.
4 - HIGH VOLTAGE INDICATOR:
Red indicator lamp shows when voltage is present on
output power terminals.
5 - MODE SWITCH:
Selects the type of output pulses, AC, DC or OFF (7.5 only) (
Caution!: The position of this switch should not be changed when current is flowing i.e.
foot switches engaged!
).
6 - PERCENT OF POWER CONTROL
: Allows the operator to smoothly vary the output voltage and
pulse width simultaneously, following the positive half of a sine wave.
7 -DISPLAY MODE:
Switches display readout between Day/Night backlight/contrast modes.
8 - TIMER RESET:
Resets GPP interval timer to zero.
9 - ANNUNCIATOR VOLUME:
Controls the volume of the audio output warning signal.
10 - PULSES PER SECOND:
Selects the frequency of pulses in the output wave form.
Smith-Root, Inc.
Generator
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Pulsator
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Control Panel
