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Function
Output mode
indication
Change output
mode
Change default
startup output
mode
3.2 Proving Unit LED indications
Product
PD690SRD
PD440SRD
PD440SRDX
PD230SRD
PD690S
PD440S
6
Operation step/s
1. Momentarily press
the push button while
the proving device is not
being used
1. Carry out "Output
mode indication" function.
2. Momentarily press
push button again
1. Carry out "Output
mode indication" function.
2. Press push button
(and keep it pressed).
The LEDs will change to
indicate the new output
mode
3. Release push button
when the LED stops
flashing (after about 3
seconds)
Output mode
Battery
AC
low
(50Hz)
Output mode indications are as follow,
AC output mode - "AC" LED ON,
"DC" LED OFF
DC output mode - "DC" LED ON, "AC"
LED OFF
The LED will time out after approximately
10s. It is not necessary to wait for the
LED to time out before proving a voltage
indicator. If the LED is left to time out,
then a minimum of 3s is required before
pressing the button again or proving a
voltage indicator.
1. Each time the push button is
momentarily pressed the Output Mode
changes to the opposite mode
2. The default startup output mode does
not change
If the LED fails to flash then this indicates
that default output mode is already set
to the mode indicated by the "AC" or
"DC" LED
LED indicators
Output terminals voltages indicators
DC
690V 400V 230V 120V 50V
Description
High
voltage
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