VIEWSONIC PS500B - Manual (Page 21)

PS500B/PS800B 13
Data-Line Surge Suppression
Telephone Line Surge
Protection +/- 6KV Peak
(1.2
µ
S/50 Waveform)
10/100 Base-T Protection
Let Through Rating <1%
(From 6KV/125A Normal Mode Surge)
Audible Alarm
Battery discharge at power failure Beep every 4 seconds
Battery approaches final discharge Beep every second
Overload Continuous buzzer
UPS faulty Continuous buzzer
Battery and Charger
Battery type: Maintenance-free sealed-lead acid. Recharge time 6 to 8 hours
typical from total discharge. (The UPS may be used immediately after
discharge but will provide shorter backup time)
Battery Specifications
PS500B PS800B
DC voltage 24V 24V
Type 12V
4.5AH
12V
5AH
Quantity 2 2
Recharge time 4 Hours 4 Hours