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ST – II Series POWER SUPPLIES
USER INSTRUCTIONS
Present Output
Set Voltage
Conditions Required to
Enter Operational State
Operational State
New Output Set
Voltage
Vfloat (No Mains
Input)
Mains input voltage was
detected after being absent
for more than 1 hour.
Loss of mains, boost
charging mode, active after
resumption of mains input
supply (set 15 minute boost
timer).
Vboost
Vboost (No Mains
Input)
Mains input voltage was
detected (this condition
must also reset the 15
minute boost period).
Loss of mains boost
charging mode, active after
resumption of mains input
supply (set 15 minute boost
timer).
Vboost
Vboost
No mains input voltage is
detected.
Boost charging mode while
no mains is detected.
Vboost (No
Mains Input)
Vfloat
Mains input voltage was
present for more than 24
hours.
Battery storage mode (set
24 hour timer).
Vstore
Periodic_Vboost
Periodic boost voltage
timer has timed out.
Battery storage mode (set
24 hour timer).
Vstore
Vstore
Battery storage mode timer
has timed out.
Periodic boost mode (set
15 minute timer).
Periodic_Vboost
Battery Charging Voltage Over Time
Page 10 of 11
Issue F
24Hrs
15Mins
Periodic VBoost
(14.05V)
VStore
(13.25V)
VFloat
(13.65V)
24Hrs
T rickle Charge
(0.8Amps)
LVD Close
(11.5V)
Time