3
+Sense and –Sense must be connected locally or remotely (shown).
RESISTOR VALUES FOR TRIMMING STANDARD OUTPUT VOLTAGES
Nominal
5 V
12 V
15 V
24 V
28 V
48 V
Trim Range
Output Voltage
R1(K
Ω
)
.953
15.8
22.1
41.2
48.7
90.9
+10%, -10%
R2(K
Ω
)
90
90
90
90
90
90
+10%, -10%
V
LINE
> 90 (180)Vac
AC Line
Interrupted
AC
Line
AC OK
BUS OK
T0 T1
T2
T3
T4
Conditions:
Full Load 90 (180)Vac, AC Line
Timing Diagram—Status Signals
(2-up and 3-up models only)
Output Sense and Trim
(All models with VI-200s)
Load
+
–
Battery
Charger
External
Control
Functions
Programmable Current
or Voltage Source
12–48V
Battery
+
–
+Out
V
TRIM
I
TRIM
I
MON
–Out
External
Control
Functions
+Out
V
TRIM
I
TRIM
I
MON
–Out
Typical Applications
(Models with BatMods only)
Time Interval
Min
Typ
Max
Units
Notes
T1-T0
0
0.1
1.0
ms
T3-T2
0
–
–
ms
Ride-through time
T4-T2
5
–
–
ms
Hold-up time
T4-T3
5
–
–
ms
AC fail warning time
+Out
+Sense
Trim
–Sense
–Out
+ V
OUT
V
OUT
RTN
R2
R1
10K
